29 results on '"Armands Kviesis"'
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2. Application of fuzzy logic for honey bee colony state detection based on temperature data
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Olvija Komasilova, Aleksejs Zacepins, Vitalijs Komasilovs, and Armands Kviesis
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Computer science ,010401 analytical chemistry ,Soil Science ,04 agricultural and veterinary sciences ,Honey bee ,computer.software_genre ,01 natural sciences ,Fuzzy logic ,Field (computer science) ,0104 chemical sciences ,Set (abstract data type) ,Identification (information) ,Colony collapse disorder ,Control and Systems Engineering ,040103 agronomy & agriculture ,0401 agriculture, forestry, and fisheries ,State (computer science) ,Data mining ,F1 score ,Agronomy and Crop Science ,computer ,Food Science - Abstract
Since honey bees are one of the most important actors in the whole world, it is important to follow the life of these insects in order to preserve them from danger, via a range of risk factors such as Colony Collapse Disorder, pesticides, pests etc. Therefore it is important to identify any abnormalities inside the honey bee colony at an early stage, which may be possible using modern technologies e.g. monitoring systems, data processing, and analysis. This research proposes a solution for honey bee colony state identification using temperature data and fuzzy logic. The detection process proposes a Fuzzy Inference System that receives five input parameters and provides an output (defined as “assessment of the colony”) pointing to (for now) three defined possible states – normal, death, and extreme. The rule base for the inference system was defined taking into account the knowledge of field experts, literature research, previous observations and was based only on temperature data and temperature changes inside the hive during different seasons. The proposed system proved to be quite robust, showing an accuracy value of ~98%, 100% precision and specificity, ~97% recall and ~98% F1 score when tested with validation set.
- Published
- 2020
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3. Bee colony remote monitoring based on IoT using ESP-NOW protocol
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Armands Kviesis, Vitalijs Komasilovs, Niks Ozols, and Aleksejs Zacepins
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General Computer Science - Abstract
Information and communication technologies, specifically the Internet of Things (IoT), have been widely used in many agricultural practices, including beekeeping, where the adoption of advanced technologies has an increasing trend. Implementation of precision apiculture methods into beekeeping practice depends on availability and cost-effectiveness of honey bee colony monitoring systems. This study presents a developed bee colony monitoring system based on the IoT concept and using ESP8266 and ESP32 microchips. The monitoring system uses the ESP-NOW protocol for data exchange within the apiary and a GSM (Global System for Mobile communication)/GPRS (General packet radio service) external interface for packet-based communication with a remote server on the Internet. The local sensor network was constructed in a star type logical topology with one central node. The use of ESP-NOW protocol as a communication technology added an advantage of longer communication distance between measurement nodes in comparison to a previously used Wi-Fi based approach and faster data exchange. Within the study, five monitoring devices were used for real-time bee colony monitoring in Latvia. The bee colony monitoring took place from 01.06.2022 till 31.08.2022. Within this study, the distance between ESP-NOW enabled devices and power consumption of the monitoring and main nodes were evaluated as well. As a result, it was concluded that the ESP-NOW protocol is well suited for the IoT solution development for honeybee colony monitoring. It reduces the time needed to transmit data between nodes (over a large enough distance), therefore ensuring that the measurement nodes operate in an even lower power consumption mode.
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- 2023
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4. Bio-Hybrid Systems for Ecosystem Level Effects
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Alexandre Campo, David Dormagen, Daniel Nicolas Hofstadler, Martin Stefanec, Robert T. E. Mills, Aleksejs Zacepins, Rafael Barmak, Matthieu Broisin, Jutta Vollmann, Asya Ilgün, Vitalijs Komasilovs, Francesco Mondada, Erol Bairaktarov, Martina Szopek, Sarah Schönwetter-Fuchs, Heinrich Mellmann, Thomas Schmickl, Ronald Thenius, Armands Kviesis, Sergey Petrov, Jean-Louis Deneubourg, Kostadin Angelov, Tim Landgraf, Matthias A. Becher, Verena V. Hafner, Martin H. Kärcher, Stamatios C. Nicolis, Volha Taliaronak, and Valerin Stokanic
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Extinction event ,Ecology ,Organismic Augmentation ,Ecology (disciplines) ,Ecosystem Hacking ,Smart Hives ,Bio-Hybrids ,Honeybees ,Animal-Robot Interaction ,13. Climate action ,Hybrid system ,Environmental science ,Mass Extinction ,Bio-Hybrid Socialization ,Ecosystem level - Abstract
In a time marked by ecological decay and by the perspective of a severe backlash of this ecosystem decay and climate devastation onto human society, bold moves that employ novel technology to counteract this decline are required. We present a novel concept of employing Artificial Life technology, in the form of cybernetically enhanced bio-hybrid superorganisms as a countermeasure and as a contingency plan. We describe our general conceptual paradigm, consisting of three interacting action plans, namely: (1) Organismic Augmentation; (2) Bio-Hybrid Socialization and (3) Ecosystem Hacking, which together compose a method to create a novel agent for ecosystem stabilization. We demonstrate, through early results from the research project HIVEOPOLIS, a specific way how classic Artificial Life technologies can create such a living, ecologically active and technologically-augmented superorganism that operates outside in the field. These technologies range from cellular automata and biomimetic robots to novel and sustainable biocompatible materials. Aiming at having a real-world impact on the society that relies on our biosphere is an important aspect in Artificial Life research and is fundamental to our methodology to create a physically embodied and useful form of Artificial Life.
- Published
- 2021
5. Smart apiculture management services for developing countries—the case of SAMS project in Ethiopia and Indonesia
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Oliver Hensel, Aditya Pratama, Amanda Manggiasih Paramita, Armands Kviesis, Sascha Kirchner, Taye Negera, Nur Al Faizah, Stefanie Schaedlich, Magdalena Sperl, Okie Fauzi Rachman, Aleksejs Zacepins, Dwi Purnomo, Katrin Proschek, Kibebew Wakjira, M. Nawawi, Vitalijs Komasilovs, Sascha Fiedler, Angela Zur, Kristina Gratzer, Robert Brodschneider, and Markos Lemma
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0106 biological sciences ,Honey bee ,ICT solution ,Economic growth ,Beekeeping ,Precision apiculture ,General Computer Science ,SAMS ,Developing country ,Bee colony monitoring ,Sustainable beekeeping ,01 natural sciences ,lcsh:QA75.5-76.95 ,12. Responsible consumption ,03 medical and health sciences ,Data warehouse ,11. Sustainability ,Sustainable agriculture ,media_common.cataloged_instance ,European union ,Productivity ,Decision support system ,030304 developmental biology ,media_common ,2. Zero hunger ,Sustainable development ,0303 health sciences ,Food security ,9. Industry and infrastructure ,Data Science ,1. No poverty ,Software Engineering ,010602 entomology ,User centered design ,Computer Education ,Information and Communications Technology ,Precision beekeeping ,lcsh:Electronic computers. Computer science ,Business - Abstract
The European Union funded project SAMS (Smart Apiculture Management Services) enhances international cooperation of ICT (Information and Communication Technologies) and sustainable agriculture between EU and developing countries in pursuit of the EU commitment to the UN Sustainable Development Goal “End hunger, achieve food security and improved nutrition and promote sustainable agriculture”. The project consortium comprises four partners from Europe (two from Germany, Austria, and Latvia) and two partners each from Ethiopia and Indonesia. Beekeeping with small-scale operations provides suitable innovation labs for the demonstration and dissemination of cost-effective and easy-to-use open source ICT applications in developing countries. SAMS allows active monitoring and remote sensing of bee colonies and beekeeping by developing an ICT solution supporting the management of bee health and bee productivity as well as a role model for effective international cooperation. By following the user centered design (UCD) approach, SAMS addresses requirements of end-user communities on beekeeping in developing countries, and includes findings in its technological improvements and adaptation as well as in innovative services and business creation based on advanced ICT and remote sensing technologies. SAMS enhances the production of bee products, creates jobs (particularly youths/women), triggers investments, and establishes knowledge exchange through networks and initiated partnerships.
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- 2021
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6. Application of Data Layering in Precision Beekeeping: The Concept
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Olvija Komasilova, Armands Kviesis, Nikolajs Bumanis, Aleksejs Zacepins, and Vitalijs Komasilovs
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Data processing ,Beekeeping ,Optimization problem ,Scope (project management) ,Computer science ,010401 analytical chemistry ,Data layering ,04 agricultural and veterinary sciences ,Data fusion ,computer.software_genre ,Sensor fusion ,01 natural sciences ,Field (computer science) ,0104 chemical sciences ,Precision beekeeping ,040103 agronomy & agriculture ,0401 agriculture, forestry, and fisheries ,Data mining ,Layering ,computer ,Data integration - Abstract
The monitoring and predictions of various multi-level states of honeybee colonies are performed using emerging Internet of Things technologies and data processing methods. It is become common to use multiple sensors and devices providing multi-modal data to monitor a single activity. Modern data analysis and data processing procedures include a step of data fusion in order to provide more accurate input data. This, however, requires implementation of machine learning and large data sets, whereas gathering large data sets of real time and observation data is a common problem for small to medium size apiaries. This why there are no real implementation of data fusion method in precision beekeeping field. The aim of this paper was to introduce the concept of data layering, which aims to solve the global precision beekeeping problems without implementation of machine learning. The concept was demonstrated within the scope of foraging optimization problem using three data sets: flowering calendar data, rainfall precipitation data and bee activity data.
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- 2020
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7. AUTOMATED SYSTEM FOR BEE COLONY WEIGHT MONITORING
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Aleksejs Zacepins, Janis Laceklis-Bertmanis, Sascha Fiedler, Vitalijs Komasilovs, and Armands Kviesis
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Toxicology ,Weight monitoring ,General Medicine ,Biology - Abstract
Real time, continuous and remote monitoring of the honeybee colonies with application of information and communication technologies (ICT) is becoming increasingly frequent in industry and in a scientific research. Combination of ICT and beekeeping led to the development of the Precision Beekeeping approach. Successful implementation of the Precision Beekeeping system includes development of the bee colony monitoring hardware solution and computer software for data collection and further analysis. This paper describes developed and implemented bee colony monitoring unit for weight and temperature monitoring. Bee colony weight is one of the key metrics of the strength of a colony. Changes in weight can reflect the productivity rate of the colony, as well as its health and state. Developed monitoring system is based on Raspberry Pi Zero W single board computer with several connected sensors for bee colony temperature and environmental parameter monitoring. Weight is measured using single point load cell with possibility to measure weight up to 200kg, which is enough for the beehive measurements. Data transfer from the remote bee colony is provided by the external 3G router. For data storage and analysis cloud-based data warehouse is developed. Collected data is accessible in the web system with user friendly interface for data visualisation and reporting. Within this research scale calibration process is described and accuracy of the weighting is evaluated and possible challenges are discussed. Described monitoring system is developed within the Horizon 2020 project SAMS, which is funded by the European Union within the H2020-ICT-39-2016-2017 call. To find out more visit the project website https://sams-project.eu/.
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- 2020
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8. EYE TRACKING SOLUTION FOR UNDERGRADUATE CURRICULUM OF LANDSCAPE ARCHITECTURE
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Amanda Klavina, Gatis Vitols, and Armands Kviesis
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Undergraduate curriculum ,Landscape architecture ,Multimedia ,Computer science ,business.industry ,Eye tracking ,business ,computer.software_genre ,computer - Published
- 2020
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9. Monitoring System for Remote Bee Colony State Detection
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Vitalijs Komasilovs, Aleksejs Zacepins, Fakhri Rido Muhammad, and Armands Kviesis
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0404 agricultural biotechnology ,General Computer Science ,Computer science ,010401 analytical chemistry ,Real-time computing ,Monitoring system ,04 agricultural and veterinary sciences ,State (computer science) ,040401 food science ,01 natural sciences ,0104 chemical sciences - Published
- 2020
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10. Implementation of the Precision Beekeeping System for Bee Colony Monitoring in Indonesia and Ethiopia
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Vitalijs Komasilovs, Armands Kviesis, Sascha Fiedler, Kibebew Wakjira, M. Nawawi, Oliver Hensel, Dwi Purnomo, and Aleksejs Zacepins
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2. Zero hunger ,Beekeeping ,Data collection ,Computer science ,business.industry ,010401 analytical chemistry ,Cloud computing ,04 agricultural and veterinary sciences ,01 natural sciences ,Data warehouse ,0104 chemical sciences ,Engineering management ,Software ,Single-board computer ,040103 agronomy & agriculture ,0401 agriculture, forestry, and fisheries ,media_common.cataloged_instance ,User interface ,European union ,business ,media_common - Abstract
Successful implementation of the Precision Beekeeping system includes development of the bee colony monitoring hardware and software for data collection and analysis. This paper focuses on development and installation of such system in two developing countries: Ethiopia and Indonesia. Challenges and peculiarities of the mentioned countries are compared and described in regards of the system installation process, beekeeper’s apiary management practices and economic aspects. Bee colony monitoring hardware is based on Raspberry Pi Zero W single board computer as a main controller of the system and connected sensors for temperature, humidity, weight and acoustics. Software part includes cloud-based data warehouse solution with additional models for data analysis and web interface for the remote data monitoring and visualisation. Authors’ approach is presented for linking together hardware components with a cloud software into single solution oriented on user needs in target countries. Main purpose of Precision Beekeeping systems is detecting the actual status of the colony and informing the beekeeper in case if unwanted colony behaviour occurs. Another significant aspect of the research is evaluation of the possibility to transfer knowledge and expertise to the experts in target countries. This work is carried out within the SAMS - Smart Apiculture Management Services project, which is funded by the European Union within the H2020-ICT-39-2016-2017 call. To find out more visit the project website https://sams-project.eu/.
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- 2020
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11. Temperature and Weight Monitoring of the Apis Cerana Bee Colony Indonesia
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Aleksejs Zacepins, Vitalijs Komasilovs, Fakhri Rido Muhammad, Amanda Manggiasih Paramita, and Armands Kviesis
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0106 biological sciences ,2. Zero hunger ,temperature and weight monitoring ,Global and Planetary Change ,Weight monitoring ,Ecology ,business.industry ,Agriculture (General) ,Ecology (disciplines) ,010401 analytical chemistry ,Geography, Planning and Development ,bee colony monitoring ,Biology ,biology.organism_classification ,precision beekeeping ,01 natural sciences ,S1-972 ,0104 chemical sciences ,Biotechnology ,010602 entomology ,Plant science ,sams ,General Agricultural and Biological Sciences ,business ,Apis cerana - Abstract
Remote and automatic monitoring of two Apis Cerana bee colonies was conducted in Indonesia to demonstrate precision beekeeping approach in that region. Successful implementation of the precision beekeeping system includes development of the bee colony monitoring hardware and software for data collection, analysis and visualisation. This paper focuses on development and installation of such systems at the private apiary in Indonesia. For bee colony monitoring at the apiary a developed monitoring unit was used, which is based on ESP microchip, and for the data storage SAMS data warehouse was used. The monitoring results showed that the choice of the location of the temperature sensor is important, as the temperature at the hive sides changes synchronously with the outside temperature. Also, feedback from the beekeeper is collected to further improve the system and monitoring process. This research is conducted within the SAMS – Smart Apiculture Management Services project, which is funded by the European Union within the H2020-ICT-39-2016-2017 call and with close collaboration with the local private beekeeper. To find out more, visit the project website https://sams-project.eu/.
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- 2020
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12. DEVELOPMENT OF THE DATA WAREHOUSE ARCHITECTURE FOR PROCESSING AND ANALYSIS OF THE RAW PIG PRODUCTION DATA
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Vitalijs Komasilovs, Nikolajs Bumanis, Armands Kviesis, and Aleksejs Zacepins
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Data flow diagram ,Software ,Computer science ,business.industry ,Distributed computing ,Scalability ,Information system ,Production (economics) ,Cloud computing ,General Medicine ,Architecture ,business ,Data warehouse - Abstract
Precision Livestock Farming (PLF) approach requires immense amount of datacollection, aggregation and processing, using various hardware and softwaresolutions, and is applied in many farms trying to achieve the most efficient andeffective way of production. Hardware and software compatible systems capable ofachieving this goal are called Farm Management Information Systems (FMIS), andare a necessity for a complete and successful implementation for PrecisionAgriculture (PA) branch approaches. However, most of commercially availableFMIS do not only focus on crop management, but also have limited availability tosmall and average sized farms, in terms of price, supported language and specificfeatures. Simpler FMIS, on the other hand, do not have necessary capabilities tofully support PLF. There are currently very small amount of high grade pig farmoriented FMIS, especially for farms with less than a hundred of sows. Therefore,there exists the need for solutions for managing farms with limited number ofsows. To help address this need, authors proposed and developed architecture forunified data warehouse (DW), which was scalable and extendable cloud based datastorage and processing system with support of individual data analysis. DW hascapabilities to data interexchange and/or be integrated in existing FMIS throughoutvariety of data-in/data-out interfaces, like UIs, unmanned data supplier orconsumer systems. The core of the DW is designed to provide data processingflexibility and versatility, whereas data flow within the core is organized betweendata vaults in a controllable and reliable way.
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- 2019
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13. Remote detection of the swarming of honey bee colonies by single-point temperature monitoring
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Egils Stalidzans, Aleksejs Zacepins, Marta Liepniece, Jurijs Meitalovs, and Armands Kviesis
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0106 biological sciences ,Remote detection ,Beekeeping ,Temperature monitoring ,Swarming (honey bee) ,Soil Science ,04 agricultural and veterinary sciences ,Honey bee ,Biology ,01 natural sciences ,010602 entomology ,Control and Systems Engineering ,040103 agronomy & agriculture ,0401 agriculture, forestry, and fisheries ,Single point ,Agronomy and Crop Science ,Simulation ,Food Science ,Remote sensing - Abstract
Precision Beekeeping (or Precision Apiculture) aims to help beekeepers monitor bee colonies remotely and identify different colony states including deviant behaviour. One monitoring target is the remote identification of bee colony swarming since this is one of the factors that can significantly reduce profitability. To identify temperature dynamics and its patterns for swarming detection, ten colonies were constantly monitored for four months from 1 May to 31 August 2015. Nine swarms were observed during experiments. During the warm-up stage, in the last 10–20 min before take-off, a temperature rise by 1.5–3.4 °C from typical range 34–35 °C to range 37–38 °C was registered by a temperature sensor placed above the polyethylene foil covering the upper hive body under the pillow. For all swarming events it was common that a bee colony needs a relatively small amount of time (from 8 to 20 min) to warm up before take-off. It was concluded that a single temperature sensor above the bee nest combined with a proposed decision support algorithm can be used for automatic remote detection of swarming at take-off stage.
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- 2016
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14. Usage of GPS Data for Real-time Public Transport Location Visualisation
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Egons Kalnins, Vitalijs Komasilovs, Aleksejs Zacepins, and Armands Kviesis
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Service (systems architecture) ,Information and Communications Technology ,business.industry ,Computer science ,ComputerSystemsOrganization_MISCELLANEOUS ,Transfer (computing) ,Smart city ,Public transport ,Global Positioning System ,Tracking system ,business ,Telecommunications ,Visualization - Abstract
The concept of the smart city has been fashionable in the political arena in recent years. Cities are trying to be modern and provide various ICT based services for their citizens. An efficient public transportation service is critical for the citizens, but traffic congestions are still a problem in cities and are one of the main reasons for public transport delays. Therefore, it is important for citizens to know where the needed public transport vehicle is located at the moment, to know if the transport has already passed the stop or not. Authors of this research propose a real-time public transport tracking system using a global positioning system (GPS) technology module to receive the location of the vehicle in a real-time. System is based on the Raspberry Pi 3, which is used to transfer positioning data received from GPS module to the remote database. Based on received data, the location of the bus is visualised in the developed Web system.
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- 2019
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15. Model for Economic Comparison of Different Transportation Means in the Smart City
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Nikolajs Bumanis, Aleksejs Zacepins, Vitalijs Komasilovs, and Armands Kviesis
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Transport engineering ,General Computer Science ,Smart city ,Business - Published
- 2019
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16. Automated Bicycle Counting System’s Prototype to Evaluate the Necessity of New Bicycle Lanes in Jelgava City
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Nikolajs Bumanis, Armands Kviesis, Vitalijs Komasilovs, Aleksejs Zacepins, and Normunds Vetra
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Transport engineering ,Location planning ,Open source ,business.industry ,Computer science ,Arduino ,Public transport ,Urban transportation ,ComputerApplications_COMPUTERSINOTHERSYSTEMS ,Electric cars ,business ,Pressure sensor ,Task (project management) - Abstract
Every year the number of vehicles on the road is increasing. But there are people that start to choose public transport or greener transportation options like bicycles or electric cars over typical fuel cars. Regarding bicycle usage, the problems that arise are related to insufficient bicycle lanes and determination of future lane locations, so that the resources used for bicycle lane construction would be properly invested. To resolve mentioned problems municipality first need to learn where the suitable bicycle lane location for cyclists should be. Such a task can be done by applying a cyclist counting system. This paper describes a portable automatic cyclist counting system’s prototype for bicycle lane location planning and also identifies the limitations for such a system. Proposed prototype is based on rubber tubes and pressure sensors, Wi-Fi module and open source electronic platform Arduino. This study is carried out within the ERANet-LAC project RETRACT (Enabling resilient urban transportation systems in smart cities).
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- 2019
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17. Traffic Monitoring using an Object Detection Framework with Limited Dataset
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Vitalijs Komasilovs, Claudio Estevez, Armands Kviesis, and Aleksejs Zacepins
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Test case ,Vehicle tracking system ,Computer science ,business.industry ,Smart city ,Real-time computing ,Key (cryptography) ,Trajectory ,Information technology ,Video processing ,business ,Object detection - Abstract
Vehicle detection and tracking is one of the key components of the smart traffic concept. Modern city planning and development is not achievable without proper knowledge of existing traffic flows within the city. Surveillance video is an undervalued source of traffic information, which can be discovered by variety of information technology tools and solutions, including machine learning techniques. A solution for real-time vehicle traffic monitoring, tracking and counting is proposed in Jelgava city, Latvia. It uses object detection model for locating vehicles on the image from outdoor surveillance camera. Detected vehicles are passed to tracking module, which is responsible for building vehicle trajectory and its counting. This research compares two different model training approaches (uniform and diverse data sets) used for vehicle detection in variety of weather and day-time conditions. The system demonstrates good accuracy of given test cases (about 92% accuracy in average). In addition, results are compared to non-machine learning vehicle tracking approach, where notable vehicle detection accuracy increase is demonstrated on congested traffic. This research is fulfilled within the RETRACT (Enabling resilient urban transportation systems in smart cities) project.
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- 2019
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18. Enhancing with EV Charging Station Functions a Residential RES based Network
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Armands Kviesis, L. Barote, Vitalijs Komasilovs, Corneliu Marinescu, Daniel Munteanu, and Aleksejs Zacepins
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Charging station ,business.industry ,Computer science ,Electrical engineering ,business - Published
- 2018
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19. Traffic Monitoring System Development in Jelgava City, Latvia
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Armands Kviesis, Eliecer Peña, Vitalijs Komasilovs, Felipe Tejada-Estay, Aleksejs Zacepins, and Claudio Estevez
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Monitoring system ,Business ,Environmental planning - Published
- 2018
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20. System Architectures for Real-time Bee Colony Temperature Monitoring
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Armands Kviesis and Aleksejs Zacepins
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Precision Apiculture ,Beehive ,Beekeeping ,Temperature monitoring ,Beehive temperature monitoring ,System architecture ,Precision Beekeeping ,Computer science ,Process (engineering) ,Real-time computing ,General Earth and Planetary Sciences ,Honey bee ,General Environmental Science - Abstract
Beehive monitoring can provide useful information for people associated with beekeeping to help to manage their honey bee ( Apis mellifera ) colonies. The information obtained from the monitoring process can contain data about beehive's temperature, humidity, weight etc. Such a monitoring system is a practical tool in Precision Beekeeping. Honey bee colonies can be monitored using various system architectures that are different in methods and approaches. Since there are several monitoring system architectures, beekeeper himself should choose the one that suits his needs. To facilitate the beekeeper's choice of the suitable architecture, a selection algorithm was developed. This paper focuses on different automatic monitoring system architectures for real-time beehive temperature monitoring, distinguishing their advantages and disadvantages.
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- 2015
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21. Implementation of Smart Parking System in Jelgava City in Latvia
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Maris Skudra, Alvils Pierhurovics, Aleksejs Zacepins, Vitalijs Komasilovs, Armands Kviesis, and Arturs Gatins
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business.industry ,Computer science ,05 social sciences ,050301 education ,050801 communication & media studies ,Cloud computing ,computer.software_genre ,Transport engineering ,0508 media and communications ,Obstacle ,Smart city ,Management system ,Parking lot ,Web service ,business ,0503 education ,computer ,Wireless sensor network ,Smart parking - Abstract
Development of smart city concept is challenging for every city. Smart city approach consists of several components and one of them is smart traffic. Parking is one of the smart traffic components. Due to the rapid growth of vehicles on the streets, finding an available parking space is becoming a big obstacle in modern life. For cities with large number of residents or places where sports or artistic events take place, search for a free parking lot is a major problem and can be a frustrating experience. Parking management system affects and improves people's daily life experience and is an important component of a modern traffic system. Smart parking system allows drivers to obtain real-time parking data, by using Internet of things technologies to gather and process information from parking lots. Thus, intelligent, innovative and efficient ways for parking are needed to coordinate the parking demands efficiently. Authors of this paper share the approach, which is implemented in Jelgava city in Latvia, where two smart parking systems are developed. One system is based on inductive sensors, which can recognize vehicle on each parking lot. Second approach is based on vehicle identification on video stream, which is used to register cars on parking entrance and exit, counting total number of free parking lots, but without indicating which particular lots are free or occupied.
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- 2017
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22. Development of classroom microclimate monitoring system
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Gatis Vitols, Amanda Klavina, and Armands Kviesis
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Architectural engineering ,Microclimate ,Environmental science ,Monitoring system - Published
- 2017
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23. Development of Internet of Things concept for Precision Beekeeping
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Vitalijs Osadcuks, Armands Kviesis, Aleksejs Zacepins, and Aldis Pecka
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Engineering ,business.industry ,010401 analytical chemistry ,Real-time computing ,Logical topology ,Local area network ,04 agricultural and veterinary sciences ,01 natural sciences ,0104 chemical sciences ,Charge controller ,GSM ,Embedded system ,Data logger ,040103 agronomy & agriculture ,0401 agriculture, forestry, and fisheries ,The Internet ,General Packet Radio Service ,business ,Wireless sensor network - Abstract
Implementation of precision apiculture methods into practice is highly depended on availability and cost-effectiveness of honey bee monitoring equipment. Expenses of monitoring system installation and maintenance activities also should be minimized. In order to successfully predict different bee colony states like: swarming, determine nectar collection activity and health of honey bees both in active and passive wintering period, minimum hive parameters that should be monitored are temperature and mass. This research presents conceptual design of Internet of Thing approach for the beekeeping. As well honey bee colony temperature monitoring system based on local wireless sensor network together with GSM/GPRS external interface for packet-based communication with remote server on the Internet is developed. Logical topology of the local network is star with one central module. The hive group consists of 10 units. Each hive in the group is equipped with integral temperature sensor chip (±0.4°C accuracy), low power microcontroller and radio frequency (RF) transceiver module. All components are powered by alkaline cell battery, which can provide energy for one year minimum of autonomous operation with 10-minute data logging interval. The central module is also placed on one of the hives and consists of temperature sensor, RF and GSM/GPRS modules, photovoltaic cell array, battery, charge controller and minimal user interface for operational status reporting. The system allows sensor data logging to local storage and periodic sending to a remote server for further detailed analysis in user web or mobile application.
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- 2017
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24. Dynamics of Weight Change and Temperature of Apis mellifera (Hymenoptera: Apidae) Colonies in a Wintering Building With Controlled Temperature
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Valters Brusbardis, M. Liepniece, L. Paura, N. Bulipopa, Jurijs Meitalovs, Egils Stalidzans, Aleksejs Zacepins, and Armands Kviesis
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0106 biological sciences ,Microclimate ,Hymenoptera ,010603 evolutionary biology ,01 natural sciences ,Animals ,Daylight ,Ecology ,biology ,Apidae ,Weight change ,Temperature ,General Medicine ,Honey bee ,Honey ,Bees ,biology.organism_classification ,Snow ,Latvia ,Brood ,Diet ,010602 entomology ,Agronomy ,Insect Science ,Seasons ,Beekeeping - Abstract
Honey bee wintering in a wintering building (indoors) with controlled microclimate is used in some cold regions to minimize colony losses due to the hard weather conditions. The behavior and possible state of bee colonies in a dark room, isolated from natural environment during winter season, was studied by indirect temperature measurements to analyze the expression of their annual rhythm when it is not affected by ambient temperature, rain, snow, wind, and daylight. Thus, the observed behavior in the wintering building is initiated solely by bee colony internal processes. Experiments were carried out to determine the dynamics of temperature above the upper hive body and weight dynamics of indoors and outdoors wintered honey bee colonies and their brood-rearing performance in spring. We found significantly lower honey consumption-related weight loss of indoor wintered colonies compared with outdoor colonies, while no significant difference in the amount of open or sealed brood was found, suggesting that wintering building saves food and physiological resources without an impact on colony activity in spring. Indoor wintered colonies, with or without thermal insulation, did not have significant differences in food consumption and brood rearing in spring. The thermal behavior and weight dynamics of all experimental groups has changed in the middle of February possibly due to increased brood-rearing activity. Temperature measurement above the upper hive body is a convenient remote monitoring method of wintering process. Predictability of food consumption in a wintering building, with constant temperature, enables wintering without oversupply of wintering honey.
- Published
- 2017
25. Application of neural networks for honey bee colony state identification
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Armands Kviesis and Aleksejs Zacepins
- Subjects
Beekeeping ,Artificial neural network ,Apiary ,business.industry ,Computer science ,Swarming (honey bee) ,04 agricultural and veterinary sciences ,02 engineering and technology ,Honey bee ,Brood ,Artificial bee colony algorithm ,040103 agronomy & agriculture ,0202 electrical engineering, electronic engineering, information engineering ,0401 agriculture, forestry, and fisheries ,020201 artificial intelligence & image processing ,Artificial intelligence ,business - Abstract
During the honey bee colony's life cycle different colony states can be observed. At certain situations some of the states can negatively impact colony's development (broodless state, swarming) resulting in possible colony's death and increase of beekeepers costs. On the other hand, when honey bee colony is in active brood rearing stage (at the preferable period) it is a sign that the colony is capable of reproduction. By knowing in which state the bee colony are at a specific moment, without opening the hive, beekeeper can improve his apiary management, e.g., timely prepare for further actions. Within the “Application of Information Technologies in Precision Apiculture” (ITAPIC) project, colony monitoring was performed using one temperature sensor per honey bee hive. This gives enough data to examine temperature dynamics and allows to determine the patterns of the given honey bee colony states. Based on these data, it is possible to develop a honey bee colony state identification process. This can be achieved by inspecting the temperature data and developing algorithms for each honey bee colony state or by applying neural networks. Neural networks are widely used for various tasks, including tasks related to classification and data processing. In this paper authors propose a method for honey bee colony state (commencement of brood rearing period and swarming) detection using neural networks with supervised learning.
- Published
- 2016
- Full Text
- View/download PDF
26. Beekeeping in the future — Smart apiary management
- Author
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Şaban Tekin, Armands Kviesis, Peter Ahrendt, Uwe Richter, Aleksejs Zacepins, and Mahmut Durgun
- Subjects
0106 biological sciences ,Beehive ,Decision support system ,Beekeeping ,User Friendly ,Engineering ,Apiary ,business.industry ,010401 analytical chemistry ,Electrical engineering ,Information technology ,01 natural sciences ,0104 chemical sciences ,010602 entomology ,Systems engineering ,business ,Wireless sensor network ,Solar power - Abstract
Future of the traditional beekeeping is to implement smart apiary management and start to use automatic and remote tools for bee colony monitoring together with beehive control mechanisms to improve bee colony productivity. Within the ERA-NET ICT-Agri project “ITAPIC” different bee colony monitoring and control systems together with its combinations were introduced and analysed. This paper presents authors vision for implementation of Precision Beekeeping together with the smart apiary concept. Different parameters of the bee colony can be monitored: temperature, humidity, gas content, sound, vibration etc. Continuous monitoring of some bee colony parameters is very challenging and not user friendly, allowing using it only for research purposes, not for practical implementation by the beekeepers. Precision beekeeping idea is to introduce tools that can be easily implemented into beekeeping practice. This paper describes developed systems and its combinations for successful smart apiary management. Developed systems are based on temperature, sound and video monitoring. Both data transmission types: wired and wireless are applied and compared. As well discussion of automatic beehive heating or/and cooling system implementation into practice is opened. As apiaries usually are placed outside in rural areas, important part of the smart beekeeping is usage of alternative energy for powering all the devices. Most suitable alternative power supply to this moment is usage of solar power with solar panels, which can be mounted on the hive. Together with hardware part it is needed to develop software part for data observation. Software part should be developed as a web system or/and mobile application. Cloud system with decision support functionality and with additional option for informing the beekeepers about changes in the state of the bee colonies could be considered as well.
- Published
- 2016
- Full Text
- View/download PDF
27. Solution for automated bee colony weight monitoring
- Author
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Zacepins, A., Pecka, A., Osadcuks, V., Armands Kviesis, and Engel, S.
28. Bus arrival time prediction with limited data set using regression models
- Author
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Vitalijs Komasilovs, Marcela Munizaga, Armands Kviesis, and Aleksejs Zacepins
- Subjects
Data set ,Computer science ,Statistics ,Regression analysis ,Arrival time
29. Development of the web platform for management of smart charging stations for electric vehicles
- Author
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Corneliu Marinescu, Armands Kviesis, Ioan Serban, Vitalijs Komasilovs, and Aleksejs Zacepins
- Subjects
Development (topology) ,Computer science ,Systems engineering
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