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In this thesis a probabilistic framework is developed and proposed for Dynamic Object Recognition in 3D Environments. A software package is developed using C++ and Python in ROS that performs the detection and tracking task. Furthermore, a…

Computer Vision and Pattern Recognition · Computer Science 2022-01-28 Pouria Mehrabi

Low-cost mobile sensors can be used to collect PM$_{2.5}$ concentration data throughout an entire city. However, identifying air pollution hotspots from the data is challenging due to the uneven spatial sampling, temporal variations in the…

Adaptive information sampling approaches enable efficient selection of mobile robot's waypoints through which accurate sensing and mapping of a physical process, such as the radiation or field intensity, can be obtained. This paper analyzes…

Robotics · Computer Science 2021-11-23 Aiman Munir , Ramviyas Parasuraman

Precise Soil Moisture (SM) assessment is essential in agriculture. By understanding the level of SM, we can improve yield irrigation scheduling which significantly impacts food production and other needs of the global population. The…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Muhammad Riaz Hasib Hossain , Muhammad Ashad Kabir

Cereal grains are a vital part of human diets and are important commodities for people's livelihood and international trade. Grain Appearance Inspection (GAI) serves as one of the crucial steps for the determination of grain quality and…

Computer Vision and Pattern Recognition · Computer Science 2022-03-14 Lei Fan , Yiwen Ding , Dongdong Fan , Donglin Di , Maurice Pagnucco , Yang Song

Air pollution has become a significant health risk in developing countries. While governments routinely publish air-quality index (AQI) data to track pollution, these values fail to capture the local reality, as sensors are often very…

Machine Learning · Computer Science 2025-06-13 Aaryam Sharma

This paper introduces warped Gaussian processes (WGP) regression in remote sensing applications. WGP models output observations as a parametric nonlinear transformation of a GP. The parameters of such prior model are then learned via…

Computer Vision and Pattern Recognition · Computer Science 2020-12-23 Anna Mateo-Sanchis , Jordi Muñoz-Marí , Adrián Pérez-Suay , Gustau Camps-Valls

We investigate the accuracy of conventional machine learning aided algorithms for the prediction of lateral land movement in an area using the precise position time series of permanent GNSS stations. The machine learning algorithms that are…

Signal Processing · Electrical Eng. & Systems 2020-06-16 M. Kiani

Optimizing wheat variety selection for high performance in different environmental conditions is critical for reliable food production and stable incomes for growers. We employ a statistical machine learning framework utilizing Gaussian…

Generally, the identification and classification of plant diseases and/or pests are performed by an expert . One of the problems facing coffee farmers in Brazil is crop infestation, particularly by leaf rust Hemileia vastatrix and leaf…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Giuliano L. Manso , Helder Knidel , Renato A. Krohling , Jose A. Ventura

The use of fingerprinting localization techniques in outdoor IoT settings has started to gain popularity over the recent years. Communication signals of Low Power Wide Area Networks (LPWAN), such as LoRaWAN, are used to estimate the…

Machine Learning · Computer Science 2020-11-10 Grigorios G. Anagnostopoulos , Alexandros Kalousis

This paper presents a novel feature set for shape-only leaf identification motivated by real-world, mobile deployment. The feature set includes basic shape features, as well as signal features extracted from local area integral invariants…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Charlie Hewitt , Marwa Mahmoud

Gaussian processes (GPs) are becoming a standard tool to build terrain representations thanks to their capacity to model map uncertainty. This effectively yields a reliability measure of the areas of the map, which can be directly utilized…

Robotics · Computer Science 2022-03-22 Ignacio Torroba , Christopher Illife Sprague , John Folkesson

In this work we study the problem of exploring surfaces and building compact 3D representations of the environment surrounding a robot through active perception. We propose an online probabilistic framework that merges visual and tactile…

Robotics · Computer Science 2018-02-14 Sergio Caccamo , Yasemin Bekiroglu , Carl Henrik Ek , Danica Kragic

This work investigates application of different machine learning based prediction methodologies to estimate the performance of silicon based textured cells. Concept of confidence bound regions is introduced and advantages of this concept…

Machine Learning · Computer Science 2021-07-16 Rahul Jaiswal , Manel Martínez-Ramón , Tito Busani

These days we live in a world with a permanent electromagnetic field. This raises many questions about our health and the deployment of new equipment. The problem is that these fields remain difficult to visualize easily, which only some…

Signal Processing · Electrical Eng. & Systems 2022-03-04 Angesom Ataklity Tesfay , Laurent Clavier

In this paper we present the first population-level, city-scale analysis of application usage on smartphones. Using deep packet inspection at the network operator level, we obtained a geo-tagged dataset with more than 6 million unique…

Computers and Society · Computer Science 2025-09-17 Donghan Yu , Yong Li , Fengli Xu , Pengyu Zhang , Vassilis Kostakos

We describe the methodology applied for the retrieval of global LAI, FAPAR and FVC from Advanced Very High Resolution Radiometer (AVHRR) onboard the Meteorological-Operational (MetOp) polar orbiting satellites also known as EUMETSAT Polar…

In this work, we propose N EIoU YOLOv9, a lightweight detection framework based on a signal aware bounding box regression loss derived from non monotonic gradient focusing and geometric decoupling principles, referred to as N EIoU (Non…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Dung Ta Nguyen Duc , Thanh Bui Dang , Hoang Le Minh , Tung Nguyen Viet , Huong Nguyen Thanh , Dong Trinh Cong

Ground-penetrating radar (GPR) has been used as a non-destructive tool for tree root inspection. Estimating root-related parameters from GPR radargrams greatly facilitates root health monitoring and imaging. However, the task of estimating…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Hai-Han Sun , Yee Hui Lee , Qiqi Dai , Chongyi Li , Genevieve Ow , Mohamed Lokman Mohd Yusof , Abdulkadir C. Yucel