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Superpixel segmentation can be used as an intermediary step in many applications, often to improve object delineation and reduce computer workload. However, classical methods do not incorporate information about the desired object.…

计算机视觉与模式识别 · 计算机科学 2022-04-08 Felipe Belém , Benjamin Perret , Jean Cousty , Silvio J. F. Guimarães , Alexandre Falcão

Image segmentation is a key topic in image processing and computer vision with applications such as scene understanding, medical image analysis, robotic perception, video surveillance, augmented reality, and image compression, among many…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Shervin Minaee , Yuri Boykov , Fatih Porikli , Antonio Plaza , Nasser Kehtarnavaz , Demetri Terzopoulos

Forest stands are the fundamental units in forest management inventories, silviculture, and financial analysis within operational forestry. Over the past two decades, a common method for mapping stand borders has involved delineation…

计算机视觉与模式识别 · 计算机科学 2025-04-04 Håkon Næss Sandum , Hans Ole Ørka , Oliver Tomic , Erik Næsset , Terje Gobakken

Image processing is an important research area in computer vision. Image segmentation plays the vital rule in image processing research. There exist so many methods for image segmentation. Clustering is an unsupervised study. Clustering can…

计算机视觉与模式识别 · 计算机科学 2014-07-31 Dibya Jyoti Bora , Anil Kumar Gupta

This paper proposes a multi-spectral random forest classifier with suitable feature selection and masking for tree cover estimation in urban areas. The key feature of the proposed classifier is filtering out the built-up region using…

计算机视觉与模式识别 · 计算机科学 2023-06-12 Usman Nazir , Momin Uppal , Muhammad Tahir , Zubair Khalid

Real-time semantic segmentation of remote sensing imagery is a challenging task that requires a trade-off between effectiveness and efficiency. It has many applications including tracking forest fires, detecting changes in land use and land…

计算机视觉与模式识别 · 计算机科学 2023-09-13 Clifford Broni-Bediako , Junshi Xia , Naoto Yokoya

Superpixel segmentation has become an important research problem in image processing. In this paper, we propose an Iterative Spanning Forest (ISF) framework, based on sequences of Image Foresting Transforms, where one can choose i) a seed…

Conserving tropical forests is highly relevant socially and ecologically because of their critical role in the global ecosystem. However, the ongoing deforestation and degradation affect millions of hectares each year, necessitating…

计算机视觉与模式识别 · 计算机科学 2024-08-23 Hugo Resende , Eduardo B. Neto , Fabio A. M. Cappabianco , Alvaro L. Fazenda , Fabio A. Faria

This paper investigates one of the most fundamental computer vision problems: image segmentation. We propose a supervised hierarchical approach to object-independent image segmentation. Starting with over-segmenting superpixels, we use a…

计算机视觉与模式识别 · 计算机科学 2016-08-16 Ting Liu , Mojtaba Seyedhosseini , Tolga Tasdizen

Interest in robotics for forest management is growing, but perception in complex, natural environments remains a significant hurdle. Conditions such as heavy occlusion, variable lighting, and dense vegetation pose challenges to automated…

Aerial image segmentation is the basis for applications such as automatically creating maps or tracking deforestation. In true orthophotos, which are often used in these applications, many objects and regions can be approximated well by…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Daniel Gritzner , Jörn Ostermann

A new segmentation fusion method is proposed that ensembles the output of several segmentation algorithms applied on a remotely sensed image. The candidate segmentation sets are processed to achieve a consensus segmentation using a…

计算机视觉与模式识别 · 计算机科学 2016-11-17 Mete Ozay , Fatos T. Yarman Vural , Sanjeev R. Kulkarni , H. Vincent Poor

Accurate identification of deforestation from satellite images is essential in order to understand the geographical situation of an area. This paper introduces a new distributed approach to identify as well as locate deforestation across…

计算机视觉与模式识别 · 计算机科学 2025-09-18 Yuvraj Dutta , Aaditya Sikder , Basabdatta Palit

The collection of a high number of pixel-based labeled training samples for tree species identification is time consuming and costly in operational forestry applications. To address this problem, in this paper we investigate the…

计算机视觉与模式识别 · 计算机科学 2022-01-20 Steve Ahlswede , Nimisha Thekke-Madam , Christian Schulz , Birgit Kleinschmit , Begüm Demir

As constituent parts of image objects, superpixels can improve several higher-level operations. However, image segmentation methods might have their accuracy seriously compromised for reduced numbers of superpixels. We have investigated a…

计算机视觉与模式识别 · 计算机科学 2020-08-10 F. C. Belem , S. J. F. Guimaraes , A. X. Falcao

This review presents various image segmentation methods using complex networks. Image segmentation is one of the important steps in image analysis as it helps analyze and understand complex images. At first, it has been tried to classify…

计算机视觉与模式识别 · 计算机科学 2024-01-08 Amin Rezaei , Fatemeh Asadi

Several image pattern recognition tasks rely on superpixel generation as a fundamental step. Image analysis based on superpixels facilitates domain-specific applications, also speeding up the overall processing time of the task. Recent…

计算机视觉与模式识别 · 计算机科学 2018-02-19 Marcelo Santos , Luciano Oliveira

Geological processes determine the distribution of resources such as critical minerals, water, and geothermal energy. However, direct observation of geology is often prevented by surface cover such as overburden or vegetation. In such…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Conrad P. Koziol , Eldad Haber

In this paper, we propose an unsupervised method for hyperspectral remote sensing image segmentation. The method exploits the mean-shift clustering algorithm that takes as input a preliminary hyperspectral superpixels segmentation together…

计算机视觉与模式识别 · 计算机科学 2022-10-10 Mirko Paolo Barbato , Paolo Napoletano , Flavio Piccoli , Raimondo Schettini

Image Segmentation plays an essential role in computer vision and image processing with various applications from medical diagnosis to autonomous car driving. A lot of segmentation algorithms have been proposed for addressing specific…

计算机视觉与模式识别 · 计算机科学 2021-01-18 Yi Liu , Lutao Chu , Guowei Chen , Zewu Wu , Zeyu Chen , Baohua Lai , Yuying Hao