English
Related papers

Related papers: Fractional Vegetation Cover Estimation using Hough…

200 papers

In this paper, we propose a novel deep learning method based on a Convolutional Neural Network (CNN) that simultaneously detects and geolocates plantation-rows while counting its plants considering highly-dense plantation configurations.…

In this work we discuss the known algorithms for linear colour segmentation based on a physical approach and propose a new modification of segmentation algorithm. This algorithm is based on a region adjacency graph framework without a…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Anna Smagina , Valentina Bozhkova , Sergey Gladilin , Dmitry Nikolaev

Conservation agriculture features a soil surface covered with crop residues, which brings benefits of improving soil health and saving water. However, one significant challenge in conservation agriculture lies in precisely controlling the…

Image and Video Processing · Electrical Eng. & Systems 2025-11-04 Baochao Wang , Xingyu Zhang , Qingtao Zong , Alim Pulatov , Shuqi Shang , Dongwei Wang

Land use classification of low resolution spatial imagery is one of the most extensively researched fields in remote sensing. Despite significant advancements in satellite technology, high resolution imagery lacks global coverage and can be…

Machine Learning · Computer Science 2019-04-24 John Brandt

In aerial visual area coverage missions, the camera footprint changes over time based on the camera position and orientation -- a fact that complicates the whole process of coverage and path planning. This article proposes a solution to the…

In an inhomogeneously illuminated photoacoustic image, important information like vascular geometry is not readily available when only the initial pressure is reconstructed. To obtain the desired information, algorithms for image…

Image and Video Processing · Electrical Eng. & Systems 2019-06-19 Yoeri E. Boink , Srirang Manohar , Christoph Brune

The task of counting eucalyptus trees from aerial images collected by unmanned aerial vehicles (UAVs) has been frequently explored by techniques of estimation of the basal area, i.e, by determining the expected number of trees based on…

Computer Vision and Pattern Recognition · Computer Science 2017-03-29 Rodrigo M. Ferreira , Ricardo M. Marcacini

Image cropping aims to find visually appealing crops in an image, which is an important yet challenging task. In this paper, we consider a specific and practical application: human-centric image cropping, which focuses on the depiction of a…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Bo Zhang , Li Niu , Xing Zhao , Liqing Zhang

Mapping field environments into point clouds using a 3D LIDAR has the ability to become a new approach for online estimation of crop biomass in the field. The estimation of crop biomass in agriculture is expected to be closely correlated to…

Both in terrestrial and extraterrestrial environments, the precise and informative model of the ground and the surface ahead is crucial for navigation and obstacle avoidance. The ground surface is not always flat and it may be sloped, bumpy…

Machine Learning · Computer Science 2022-10-20 Pouria Mehrabi , Hamid D. Taghirad

Obtaining 3D sensor data of complete plants or plant parts (e.g., the crop or fruit) is difficult due to their complex structure and a high degree of occlusion. However, especially for the estimation of the position and size of fruits, it…

Robotics · Computer Science 2021-08-19 Tobias Zaenker , Chris Lehnert , Chris McCool , Maren Bennewitz

This paper considers the problem of clustering a partially observed unweighted graph---i.e., one where for some node pairs we know there is an edge between them, for some others we know there is no edge, and for the remaining we do not know…

Machine Learning · Computer Science 2014-07-25 Yudong Chen , Ali Jalali , Sujay Sanghavi , Huan Xu

One of the most straightforward, direct and efficient approaches to Image Segmentation is Image Thresholding. Multi-level Image Thresholding is an essential viewpoint in many image processing and Pattern Recognition based real-time…

Computer Vision and Pattern Recognition · Computer Science 2017-09-01 Sayan Nag

Automating labor-intensive tasks such as crop monitoring with robots is essential for enhancing production and conserving resources. However, autonomously monitoring horticulture crops remains challenging due to their complex structures,…

Robotics · Computer Science 2025-07-15 Allen Isaac Jose , Sicong Pan , Tobias Zaenker , Rohit Menon , Sebastian Houben , Maren Bennewitz

Image segmentation refers to the separation of objects from the background, and has been one of the most challenging aspects of digital image processing. Practically it is impossible to design a segmentation algorithm which has 100%…

Computer Vision and Pattern Recognition · Computer Science 2021-05-13 Asra Aslam , Ekram Khan , Mohammad Samar Ansari , M. M. Sufyan Beg

Ground segmentation is crucial for terrestrial mobile platforms to perform navigation or neighboring object recognition. Unfortunately, the ground is not flat, as it features steep slopes; bumpy roads; or objects, such as curbs, flower…

Robotics · Computer Science 2022-03-11 Hyungtae Lim , Minho Oh , Hyun Myung

Phylogenetic trees are leaf-labelled trees used to model the evolution of species. In practice it is not uncommon to obtain two topologically distinct trees for the same set of species, and this motivates the use of distance measures to…

Data Structures and Algorithms · Computer Science 2026-03-24 David Mestel , Steven Chaplick , Steven Kelk , Ruben Meuwese

Crop yield estimation is a relevant problem in agriculture, because an accurate yield estimate can support farmers' decisions on harvesting or precision intervention. Robots can help to automate this process. To do so, they need to be able…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Matteo Sodano , Federico Magistri , Elias Marks , Fares Hosn , Aibek Zurbayev , Rodrigo Marcuzzi , Meher V. R. Malladi , Jens Behley , Cyrill Stachniss

Fractional vegetation coverage (FVC) and its spatio-temporal variations are critical indicators of regional ecological changes, which are of great significance to study the laws of surface variation and analyze regional ecosystem. Under the…

Populations and Evolution · Quantitative Biology 2025-02-05 Yue Qin , Yuwei Lyu

Clustering species of the same plant into different groups is an important step in developing new species of the concerned plant. Phenotypic (or physical) characteristics of plant species are commonly used to perform clustering.…

Machine Learning · Computer Science 2025-05-26 Kapil Ahuja , Mithun Singh , Kuldeep Pathak , Milind B. Ratnaparkhe