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The resolution of optical imaging is classically limited by the width of the point-spread function, which in turn is determined by the Rayleigh length. Recently, spatial-mode demultiplexing (SPADE) has been proposed as a method to achieve…

Quantum Physics · Physics 2025-02-26 Giuseppe Buonaiuto , Cosmo Lupo

Today Bayesian networks are more used in many areas of decision support and image processing. In this way, our proposed approach uses Bayesian Network to modelize the segmented image quality. This quality is calculated on a set of…

Computer Vision and Pattern Recognition · Computer Science 2015-01-23 Mohamed Ali Mahjoub , Mohamed Mhiri

Deep learning based methods have achieved remarkable success in image restoration and enhancement, but most such methods rely on RGB input images. These methods fail to take into account the rich spectral distribution of natural images. We…

Image and Video Processing · Electrical Eng. & Systems 2021-02-11 Harsh Sinha , Aditya Mehta , Murari Mandal , Pratik Narang

Scene labeling task is to segment the image into meaningful regions and categorize them into classes of objects which comprised the image. Commonly used methods typically find the local features for each segment and label them using…

Computer Vision and Pattern Recognition · Computer Science 2016-08-19 Nasim Souly , Mubarak Shah

This paper presents a sparse representation-based classification approach with a novel dictionary construction procedure. By using the constructed dictionary sophisticated prior knowledge about the spatial nature of the image can be…

Computer Vision and Pattern Recognition · Computer Science 2017-08-22 Ribana Roscher , Björn Waske

Weakly supervised point cloud semantic segmentation methods that require 1\% or fewer labels, hoping to realize almost the same performance as fully supervised approaches, which recently, have attracted extensive research attention. A…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Tianfang Sun , Zhizhong Zhang , Xin Tan , Yanyun Qu , Yuan Xie , Lizhuang Ma

This paper presents an efficient automatic color image segmentation method using a seeded region growing and merging method based on square elemental regions. Our segmentation method consists of the three steps: generating seed regions,…

Computer Vision and Pattern Recognition · Computer Science 2017-11-28 Hisashi Shimodaira

Hyperspectral unmixing, the process of estimating a common set of spectral bases and their corresponding composite percentages at each pixel, is an important task for hyperspectral analysis, visualization and understanding. From an…

Computer Vision and Pattern Recognition · Computer Science 2014-11-18 Feiyun Zhu , Ying Wang , Bin Fan , Gaofeng Meng , Shiming Xiang , Chunhong Pan

Semi-supervised segmentation remains challenging in medical imaging since the amount of annotated medical data is often scarce and there are many blurred pixels near the adhesive edges or in the low-contrast regions. To address the issues,…

Image and Video Processing · Electrical Eng. & Systems 2022-06-29 Yicheng Wu , Zhonghua Wu , Qianyi Wu , Zongyuan Ge , Jianfei Cai

We aim to improve segmentation through the use of machine learning tools during region agglomeration. We propose an active learning approach for performing hierarchical agglomerative segmentation from superpixels. Our method combines…

Computer Vision and Pattern Recognition · Computer Science 2015-03-13 Juan Nunez-Iglesias , Ryan Kennedy , Toufiq Parag , Jianbo Shi , Dmitri B. Chklovskii

This paper introduces SS-MixNet, a lightweight and effective deep learning model for hyperspectral image (HSI) classification. The architecture integrates 3D convolutional layers for local spectral-spatial feature extraction with two…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Mohammed Q. Alkhatib

Effective image classification hinges on discerning relevant features from both foreground and background elements, with the foreground typically holding the critical information. While humans adeptly classify images with limited exposure,…

Computer Vision and Pattern Recognition · Computer Science 2024-05-08 Weihao Jiang , Haoyang Cui , Kun He

We propose an approach to instance-level image segmentation that is built on top of category-level segmentation. Specifically, for each pixel in a semantic category mask, its corresponding instance bounding box is predicted using a deep…

Computer Vision and Pattern Recognition · Computer Science 2016-05-24 Zifeng Wu , Chunhua Shen , Anton van den Hengel

Skin Segmentation is widely used in biometric applications such as face detection, face recognition, face tracking, and hand gesture recognition. However, several challenges such as nonlinear illumination, equipment effects, personal…

Computer Vision and Pattern Recognition · Computer Science 2017-01-23 Mohammad Reza Mahmoodi

In this paper, we proposed a novel pipeline for image-level classification in the hyperspectral images. By doing this, we show that the discriminative spectral information at image-level features lead to significantly improved performance…

Computer Vision and Pattern Recognition · Computer Science 2016-05-12 Vivek Sharma , Luc Van Gool

Superpixel segmentation is becoming ubiquitous in computer vision. In practice, an object can either be represented by a number of segments in finer levels of detail or included in a surrounding region at coarser levels of detail, and thus…

Computer Vision and Pattern Recognition · Computer Science 2016-05-23 Xing Wei , Qingxiong Yang , Yihong Gong , Ming-Hsuan Yang , Narendra Ahuja

Hyperspectral Image (HSI) classification is an important issue in remote sensing field with extensive applications in earth science. In recent years, a large number of deep learning-based HSI classification methods have been proposed.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Ning Chen , Jun Yue , Leyuan Fang , Shaobo Xia

We introduce a novel framework for Continual Learning in 3D object classification. Our approach, CL3D, is based on the selection of prototypes from each class using spectral clustering. For non-Euclidean data such as point clouds, spectral…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Hossein Resani , Behrooz Nasihatkon , Mohammadreza Alimoradi Jazi

Remote sensing image classification can be performed in many different ways to extract meaningful features. One common approach is to perform edge detection. A second approach is to try and detect whole shapes, given the fact that these…

Computer Vision and Pattern Recognition · Computer Science 2014-01-31 T. Balaji , Dr. M. Sumathi

Hyperspectral images involve abundant spectral and spatial information, playing an irreplaceable role in land-cover classification. Recently, based on deep learning technologies, an increasing number of HSI classification approaches have…

Computer Vision and Pattern Recognition · Computer Science 2022-02-16 Haokui Zhang , Chengrong Gong , Yunpeng Bai , Zongwen Bai , Ying Li
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