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In this paper, a simple technique for Unmanned Aerial Vehicles (UAVs) potential landing site detection using terrain information through identification of flat areas, is presented. The algorithm utilizes digital elevation models (DEM) that…

Computer Vision and Pattern Recognition · Computer Science 2021-07-16 Efstratios Kakaletsis , Nikos Nikolaidis

Despite the technological advancements in the construction and surveying sector, the inspection of salient features like windows in an under-construction or existing building is predominantly a manual process. Moreover, the number of…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Dhruv Patel , Shivani Chepuri , Sarvesh Thakur , K. Harikumar , Ravi Kiran S. , K. Madhava Krishna

In this paper, we propose a new pipeline of training a monocular UAV to fly a collision-free trajectory along the dense forest trail. As gathering high-precision images in the real world is expensive and the off-the-shelf dataset has some…

Robotics · Computer Science 2018-06-12 Lyujie Chen , Wufan Wang , Jihong Zhu

Uncrewed aerial vehicles (UAVs) are increasingly deployed in forest environments for tasks such as environmental monitoring and search and rescue, which require safe navigation through dense foliage and precise data collection. Traditional…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Christian Geckeler , Niklas Neugebauer , Manasi Muglikar , Davide Scaramuzza , Stefano Mintchev

Deforestation, a major contributor to climate change, poses detrimental consequences such as agricultural sector disruption, global warming, flash floods, and landslides. Conventional approaches to urban street tree inventory suffer from…

Computer Vision and Pattern Recognition · Computer Science 2024-01-03 Asim Khan , Umair Nawaz , Anwaar Ulhaq , Iqbal Gondal , Sajid Javed

Mapping standing dead trees is critical for assessing forest health, monitoring biodiversity, and mitigating wildfire risks, for which aerial imagery has proven useful. However, dense canopy structures, spectral overlaps between living and…

Computer Vision and Pattern Recognition · Computer Science 2026-05-06 Anis Ur Rahman , Einari Heinaro , Mete Ahishali , Samuli Junttila

In recent years, unmanned aerial vehicles (UAVs) have been considered for telecommunications purposes as relays, caches, or IoT data collectors. In addition to being easy to deploy, their maneuverability allows them to adjust their location…

Signal Processing · Electrical Eng. & Systems 2019-07-16 Enes Krijestorac , Samer Hanna , Danijela Cabric

Owing to effective and flexible data acquisition, unmanned aerial vehicle (UAV) has recently become a hotspot across the fields of computer vision (CV) and remote sensing (RS). Inspired by recent success of deep learning (DL), many advanced…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Xin Wu , Wei Li , Danfeng Hong , Ran Tao , Qian Du

There is an increasing demand for software that automatically detects and classifies mobile targets such as airplanes, cars, and ships in satellite imagery. Applications of such automated target recognition (ATR) software include economic…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Mark Pritt

Unmanned aerial vehicles (UAVs) are expected to play a key role in 6G-enabled vehicular-to-everything (V2X) communications requiring high data rates, low latency, and reliable connectivity for mission-critical applications. Multi-input…

Systems and Control · Electrical Eng. & Systems 2025-07-29 Donggu Lee , Ozgur Ozdemir , Asokan Ram , Ismail Guvenc

Dense ground-truth disparity maps are practically unobtainable in forestry environments, where thin overlapping branches and complex canopy geometry defeat conventional depth sensors -- a critical bottleneck for training supervised stereo…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Yida Lin , Bing Xue , Mengjie Zhang , Sam Schofield , Richard Green

Automatic monitoring of tree plantations plays a crucial role in agriculture. Flawless monitoring of tree health helps farmers make informed decisions regarding their management by taking appropriate action. Use of drone images for…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Yashwanth Karumanchi , Gudala Laxmi Prasanna , Snehasis Mukherjee , Nagesh Kolagani

Reliable estimation of macro and micro traffic states is essential for urban traffic management. Unmanned Aerial Vehicles, with their airborne full-sample continuous trajectory observation, bring new opportunities for macro- and…

Optimization and Control · Mathematics 2025-10-29 Chaopeng Tan , Jiarong Yao , Meng Wang

Unmanned Aircraft Systems (UAS) and satellites are key data sources for precision agriculture, yet each presents trade-offs. Satellite data offer broad spatial, temporal, and spectral coverage but lack the resolution needed for many…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Arif Masrur , Peder A. Olsen , Paul R. Adler , Carlan Jackson , Matthew W. Myers , Nathan Sedghi , Ray R. Weil

Identification, classification, and quantification of crop defects are of paramount of interest to the farmers for preventive measures and decrease the yield loss through necessary remedial actions. Due to the vast agricultural field,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-18 Asharf , Balasubramanian E , Sankarasrinivasan S

Selective weed treatment is a critical step in autonomous crop management as related to crop health and yield. However, a key challenge is reliable, and accurate weed detection to minimize damage to surrounding plants. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2017-09-12 Inkyu Sa , Zetao Chen , Marija Popovic , Raghav Khanna , Frank Liebisch , Juan Nieto , Roland Siegwart

The capabilities of autonomous flight with unmanned aerial vehicles (UAVs) have significantly increased in recent times. However, basic problems such as fast and robust geo-localization in GPS-denied environments still remain unsolved.…

Robotics · Computer Science 2021-08-10 Shuxiao Chen , Xiangyu Wu , Mark W. Mueller , Koushil Sreenath

Logged forests cover four million square kilometres of the tropics and restoring these forests is essential if we are to avoid the worst impacts of climate change, yet monitoring recovery is challenging. Tracking the abundance of visually…

Computer Vision and Pattern Recognition · Computer Science 2020-06-12 Jonathan Williams , Carola-Bibiane Schönlieb , Tom Swinfield , Bambang Irawan , Eva Achmad , Muhammad Zudhi , Habibi , Elva Gemita , David A. Coomes

The next era of information revolution will rely on aggregating big data from massive numbers of devices that are widely scattered in our environment. Most of these devices are expected to be of low-complexity, low-cost, and limited power…

Networking and Internet Architecture · Computer Science 2019-06-03 Osama M. Bushnaq , Abdulkadir Celik , Hesham ElSawy , Mohamed-Slim Alouini , Tareq Y. Al-Naffouri

Unmanned Aerial Vehicles (UAVs), have greatly revolutionized the process of gathering and analyzing data in diverse research domains, providing unmatched adaptability and effectiveness. This paper presents a thorough examination of Unmanned…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Md. Mahfuzur Rahman , Sunzida Siddique , Marufa Kamal , Rakib Hossain Rifat , Kishor Datta Gupta