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Person re-identification consists in recognizing an individual that has already been observed over a network of cameras. It is a novel and challenging research topic in computer vision, for which no reference framework exists yet. Despite…

Computer Vision and Pattern Recognition · Computer Science 2011-06-24 Riccardo Satta , Giorgio Fumera , Fabio Roli , Marco Cristani , Vittorio Murino

Purpose: Prenatal ultrasound is a key tool in evaluating fetal structural development and detecting abnormalities, contributing to reduced perinatal complications and improved neonatal survival. Accurate identification of standard fetal…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Shengjun Zhu , Siyu Liu , Runqing Xiong , Liping Zheng , Duo Ma , Rongshang Chen , Jiaxin Cai

Multivariate time series classification (MTSC) has attracted significant research attention due to its diverse real-world applications. Recently, exploiting transformers for MTSC has achieved state-of-the-art performance. However, existing…

Machine Learning · Computer Science 2024-05-24 Xuan-May Le , Ling Luo , Uwe Aickelin , Minh-Tuan Tran

Transformers have recently gained increasing attention in computer vision. However, existing studies mostly use Transformers for feature representation learning, e.g. for image classification and dense predictions, and the generalizability…

Computer Vision and Pattern Recognition · Computer Science 2021-12-08 Shengcai Liao , Ling Shao

Autoencoder and its variants have been widely applicated in anomaly detection.The previous work memory-augmented deep autoencoder proposed memorizing normality to detect anomaly, however it neglects the feature discrepancy between different…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Yifei Yang , Shibing Xiang , Ruixiang Zhang

Nowadays, multivariate time series data are increasingly collected in various real world systems, e.g., power plants, wearable devices, etc. Anomaly detection and diagnosis in multivariate time series refer to identifying abnormal status in…

Recent Transformer-based low-light enhancement methods have made promising progress in recovering global illumination. However, they still struggle with non-uniform lighting scenarios, such as backlit and shadow, appearing as over-exposure…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Hanting Li , Fei Zhou , Xin Sun , Yang Hua , Jungong Han , Liang-Jie Zhang

Whole slide image (WSI) classification is a critical task in computational pathology. However, the gigapixel-size of such images remains a major challenge for the current state of deep-learning. Current methods rely on multiple-instance…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Etienne Pochet , Rami Maroun , Roger Trullo

In remote sensing there exists a common need for learning scale invariant shapes of objects like buildings. Prior works relies on tweaking multiple loss functions to convert segmentation maps into the final scale invariant representation,…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Maxim Khomiakov , Michael Riis Andersen , Jes Frellsen

Transformer-based deep neural networks have achieved remarkable success across various computer vision tasks, largely attributed to their long-range self-attention mechanism and scalability. However, most transformer architectures embed…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Muyi Bao , Changyu Zeng , Yifan Wang , Zhengni Yang , Zimu Wang , Guangliang Cheng , Jun Qi , Wei Wang

Multivariate time series (MTS) forecasting has been extensively applied across diverse domains, such as weather prediction and energy consumption. However, current studies still rely on the vanilla point-wise self-attention mechanism to…

Machine Learning · Computer Science 2024-05-21 Yingnan Yang , Qingling Zhu , Jianyong Chen

Plankton monitoring is essential for assessing aquatic ecosystems but is limited by the labor-intensive nature of manual microscopic analysis. Automating the segmentation of plankton from crowded images is crucial, however, it faces two…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Masaharu Miyazaki , Yurie Otake , Koichi Ito , Wataru Makino , Jotaro Urabe , Takafumi Aoki

Local feature matching is a computationally intensive task at the subpixel level. While detector-based methods coupled with feature descriptors struggle in low-texture scenes, CNN-based methods with a sequential extract-to-match pipeline,…

Computer Vision and Pattern Recognition · Computer Science 2022-09-27 Qing Wang , Jiaming Zhang , Kailun Yang , Kunyu Peng , Rainer Stiefelhagen

Visible-infrared person re-identification (VI-ReID), which aims to search identities across different spectra, is a challenging task due to large cross-modality discrepancy between visible and infrared images. The key to reduce the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Yukang Zhang , Yan Yan , Jie Li , Hanzi Wang

In recent years, transformer-based methods have achieved remarkable progress in medical image segmentation due to their superior ability to capture long-range dependencies. However, these methods typically suffer from two major limitations.…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Zunhui Xia , Hongxing Li , Libin Lan

Recent advancements in learned image compression (LIC) methods have demonstrated superior performance over traditional hand-crafted codecs. These learning-based methods often employ convolutional neural networks (CNNs) or Transformer-based…

Computer Vision and Pattern Recognition · Computer Science 2024-08-08 Hamidreza Soltani , Erfan Ghasemi

Multi-grained features extracted from convolutional neural networks (CNNs) have demonstrated their strong discrimination ability in supervised person re-identification (Re-ID) tasks. Inspired by them, this work investigates the way of…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Jiachen Li , Menglin Wang , Xiaojin Gong

Radio Frequency Fingerprint Identification (RFFI) has emerged as a pivotal task for reliable device authentication. Despite advancements in RFFI methods, background noise and intentional modulation features result in weak energy and subtle…

Signal Processing · Electrical Eng. & Systems 2024-08-15 Jing Xiao , Wenrui Ding , Zeqi Shao , Duona Zhang , Yanan Ma , Yufeng Wang , Jian Wang

Recently, occluded person re-identification(Re-ID) remains a challenging task that people are frequently obscured by other people or obstacles, especially in a crowd massing situation. In this paper, we propose a self-supervised deep…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Mi Zhou , Hongye Liu , Zhekun Lv , Wei Hong , Xiai Chen

Recently, image restoration transformers have achieved comparable performance with previous state-of-the-art CNNs. However, how to efficiently leverage such architectures remains an open problem. In this work, we present Dual-former whose…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Sixiang Chen , Tian Ye , Yun Liu , Erkang Chen