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In this paper, we propose a spectral-spatial feature extraction and classification framework based on artificial neuron network (ANN) in the context of hyperspectral imagery. With limited labeled samples, only spectral information is…

Computer Vision and Pattern Recognition · Computer Science 2017-11-21 Alan J. X. Guo , Fei Zhu

Image segmentation is considered to be one of the critical tasks in hyperspectral remote sensing image processing. Recently, convolutional neural network (CNN) has established itself as a powerful model in segmentation and classification by…

Computer Vision and Pattern Recognition · Computer Science 2017-12-29 Fahim Irfan Alam , Jun Zhou , Alan Wee-Chung Liew , Xiuping Jia , Jocelyn Chanussot , Yongsheng Gao

Convolutional neural networks (CNNs) have been widely used for hyperspectral image classification. As a common process, small cubes are firstly cropped from the hyperspectral image and then fed into CNNs to extract spectral and spatial…

Image and Video Processing · Electrical Eng. & Systems 2020-06-15 Renlong Hang , Zhu Li , Qingshan Liu , Pedram Ghamisi , Shuvra S. Bhattacharyya

We introduce a deep convolutional neural networks (CNN) architecture to classify facial attributes and recognize face images simultaneously via a shared learning paradigm to improve the accuracy for facial attribute prediction and face…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Mohammad Rasool Izadi

In the hyperspectral image (HSI) classification task, each pixel is categorized into a specific land-cover category or material. Convolutional neural networks (CNNs) and transformers have been widely used to extract local and non-local…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Peng Chen , Wenxuan He , Feng Qian , Guangyao Shi , Jingwen Yan

Convolutional neural networks (CNNs) have been applied to learn spatial features for high-resolution (HR) synthetic aperture radar (SAR) image classification. However, there has been little work on integrating the unique statistical…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Wenkai Liang , Yan Wu , Ming Li , Peng Zhang , Yice Cao , Xin Hu

Conditional Random Rields (CRF) have been widely applied in image segmentations. While most studies rely on hand-crafted features, we here propose to exploit a pre-trained large convolutional neural network (CNN) to generate deep features…

Computer Vision and Pattern Recognition · Computer Science 2015-03-31 Fayao Liu , Guosheng Lin , Chunhua Shen

Automatic detection of abnormal cervical cells from Thinprep Cytologic Test (TCT) images is a critical component in the development of intelligent computer-aided diagnostic systems. However, existing algorithms typically fail to effectively…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Jincheng Li , Danyang Dong , Menglin Zheng , Jingbo Zhang , Yueqin Hang , Lichi Zhang , Lili Zhao

The usage of convolutional neural networks (CNNs) for unsupervised image segmentation was investigated in this study. In the proposed approach, label prediction and network parameter learning are alternately iterated to meet the following…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Wonjik Kim , Asako Kanezaki , Masayuki Tanaka

Remote Sensing Scene Classification is a challenging and valuable research topic, in which Convolutional Neural Network (CNN) has played a crucial role. CNN can extract hierarchical convolutional features from remote sensing imagery, and…

Computer Vision and Pattern Recognition · Computer Science 2024-02-02 Yinzhu Cheng

Hyperspectral change detection (HCD) is one of the core applications of remote sensing images, holding significant research value in fields like environmental monitoring and disaster assessment. However, existing methods often suffer from…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Mingshuai Sheng , Bhatti Uzair Aslam , Junfeng Zhang , Siling Feng , Yonis Gulzar

Skin cancer classification remains a challenging problem due to high inter-class similarity, intra-class variability, and image noise in dermoscopic images. To address these issues, we propose an improved ResNet-50 model enhanced with…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Runhao Liu , Ziming Chen , Peng Zhang

We conduct an in-depth exploration of different strategies for doing event detection in videos using convolutional neural networks (CNNs) trained for image classification. We study different ways of performing spatial and temporal pooling,…

Computer Vision and Pattern Recognition · Computer Science 2015-05-11 Shengxin Zha , Florian Luisier , Walter Andrews , Nitish Srivastava , Ruslan Salakhutdinov

Convolutional neural network (CNN) slides a kernel over the whole image to produce an output map. This kernel scheme reduces the number of parameters with respect to a fully connected neural network (NN). While CNN has proven to be an…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Ihsan Ullah , Alfredo Petrosino

Spectrograms have been widely used in Convolutional Neural Networks based schemes for acoustic scene classification, such as the STFT spectrogram and the MFCC spectrogram, etc. They have different time-frequency characteristics,…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Weiping Zheng , Zhenyao Mo , Xiaotao Xing , Gansen Zhao

Skin cancer classification is a crucial task in medical image analysis, where precise differentiation between malignant and non-malignant lesions is essential for early diagnosis and treatment. In this study, we explore Sequential and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Shubhi Agarwal , Amulya Kumar Mahto

Image fusion methods and metrics for their evaluation have conventionally used pixel-based or low-level features. However, for many applications, the aim of image fusion is to effectively combine the semantic content of the input images.…

Computer Vision and Pattern Recognition · Computer Science 2021-10-14 P. R. Hill , D. R. Bull

The performance of single image super-resolution has achieved significant improvement by utilizing deep convolutional neural networks (CNNs). The features in deep CNN contain different types of information which make different contributions…

Computer Vision and Pattern Recognition · Computer Science 2018-10-01 Yanting Hu , Jie Li , Yuanfei Huang , Xinbo Gao

Following the rapidly growing digital image usage, automatic image categorization has become preeminent research area. It has broaden and adopted many algorithms from time to time, whereby multi-feature (generally, hand-engineered features)…

Computer Vision and Pattern Recognition · Computer Science 2017-05-12 Thangarajah Akilan , Q. M. Jonathan Wu , Wei Jiang

In remote sensing, hyperspectral (HS) and multispectral (MS) image fusion have emerged as a synthesis tool to improve the data set resolution. However, conventional image fusion methods typically degrade the performance of the land cover…

Image and Video Processing · Electrical Eng. & Systems 2022-04-05 Juan Ramírez , Héctor Vargas , José Ignacio Martínez , Henry Arguello
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