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Deep learning techniques have been widely applied to hyperspectral image (HSI) classification and have achieved great success. However, the deep neural network model has a large parameter space and requires a large number of labeled data.…

计算机视觉与模式识别 · 计算机科学 2021-06-01 Qiqi Zhu , Weihuan Deng , Zhuo Zheng , Yanfei Zhong , Qingfeng Guan , Weihua Lin , Liangpei Zhang , Deren Li

Local feature matching between images remains a challenging task, especially in the presence of significant appearance variations, e.g., extreme viewpoint changes. In this work, we propose DeepMatcher, a deep Transformer-based network built…

计算机视觉与模式识别 · 计算机科学 2023-01-10 Tao Xie , Kun Dai , Ke Wang , Ruifeng Li , Lijun Zhao

Vision Transformers with various attention modules have demonstrated superior performance on vision tasks. While using sparsity-adaptive attention, such as in DAT, has yielded strong results in image classification, the key-value pairs…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Nguyen Huu Bao Long , Chenyu Zhang , Yuzhi Shi , Tsubasa Hirakawa , Takayoshi Yamashita , Tohgoroh Matsui , Hironobu Fujiyoshi

Snapshot hyperspectral imaging systems acquire spectral data cubes through compressed sensing. Recently, diffractive snapshot spectral imaging (DSSI) methods have attracted significant attention. While various optical designs and…

图像与视频处理 · 电气工程与系统科学 2025-07-08 Zhengyue Zhuge , Jiahui Xu , Shiqi Chen , Hao Xu , Yueting Chen , Zhihai Xu , Huajun Feng

While transformers have shown great potential on video recognition with their strong capability of capturing long-range dependencies, they often suffer high computational costs induced by the self-attention to the huge number of 3D tokens.…

计算机视觉与模式识别 · 计算机科学 2022-11-23 Yuxuan Liang , Pan Zhou , Roger Zimmermann , Shuicheng Yan

DAVIS camera, streaming two complementary sensing modalities of asynchronous events and frames, has gradually been used to address major object detection challenges (e.g., fast motion blur and low-light). However, how to effectively…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Dianze Li , Jianing Li , Yonghong Tian

Semantic segmentation necessitates approaches that learn high-level characteristics while dealing with enormous amounts of data. Convolutional neural networks (CNNs) can learn unique and adaptive features to achieve this aim. However, due…

计算机视觉与模式识别 · 计算机科学 2023-07-19 Hasan AlMarzouqi , Lyes Saad Saoud

Hyperspectral image (HSI) classification presents unique challenges due to its high spectral dimensionality and limited labeled data. Traditional deep learning models often suffer from overfitting and high computational costs.…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Prachet Dev Singh , Shyamsundar Paramasivam , Sneha Barman , Mainak Singha , Ankit Jha , Girish Mishra , Biplab Banerjee

Image demoir\'eing remains a challenging task due to the complex interplay between texture corruption and color distortions caused by moir\'e patterns. Existing methods, especially those relying on direct image-to-image restoration, often…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Xiaoyang Liu , Bolin Qiu , Jiezhang Cao , Zheng Chen , Yulun Zhang , Xiaokang Yang

Hyperspectral Image Classification (HSC) presents significant challenges owing to the high dimensionality and intricate nature of Hyperspectral (HS) data. While traditional Machine Learning (TML) approaches have demonstrated effectiveness,…

计算机视觉与模式识别 · 计算机科学 2025-05-22 Muhammad Ahmad , Salvatore Distifano , Adil Mehmood Khan , Manuel Mazzara , Chenyu Li , Hao Li , Jagannath Aryal , Yao Ding , Gemine Vivone , Danfeng Hong

Single hyperspectral image super-resolution (single-HSI-SR) aims to restore a high-resolution hyperspectral image from a low-resolution observation. However, the prevailing CNN-based approaches have shown limitations in building long-range…

计算机视觉与模式识别 · 计算机科学 2023-07-27 Mingjin Zhang , Chi Zhang , Qiming Zhang , Jie Guo , Xinbo Gao , Jing Zhang

Transformer-based architectures start to emerge in single image super resolution (SISR) and have achieved promising performance. Most existing Vision Transformers divide images into the same number of patches with a fixed size, which may…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Qing Cai , Yiming Qian , Jinxing Li , Jun Lv , Yee-Hong Yang , Feng Wu , David Zhang

Diffusion Transformers (DiTs) have achieved state-of-the-art (SOTA) image generation quality but suffer from high latency and memory inefficiency, making them difficult to deploy on resource-constrained devices. One major efficiency…

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…

机器学习 · 计算机科学 2024-05-24 Xuan-May Le , Ling Luo , Uwe Aickelin , Minh-Tuan Tran

Long-term time series forecasting (LTSF) has been widely applied in finance, traffic prediction, and other domains. Recently, patch-based transformers have emerged as a promising approach, segmenting data into sub-level patches that serve…

机器学习 · 计算机科学 2024-08-06 Ruixin Ding , Yuqi Chen , Yu-Ting Lan , Wei Zhang

Recently, transformers have demonstrated great potential for modeling long-term dependencies from skeleton sequences and thereby gained ever-increasing attention in skeleton action recognition. However, the existing transformer-based…

计算机视觉与模式识别 · 计算机科学 2024-07-31 Wenhan Wu , Ce Zheng , Zihao Yang , Chen Chen , Srijan Das , Aidong Lu

Image forgery localization aims to identify forged regions by capturing subtle traces from high-quality discriminative features. In this paper, we propose a Transformer-style network with two feature extraction branches for image forgery…

计算机视觉与模式识别 · 计算机科学 2023-06-14 Yaqi Liu , Binbin Lv , Xin Jin , Xiaoyu Chen , Xiaokun Zhang

Hyperspectral imaging enables fine-grained recognition of materials by capturing rich spectral signatures, but learning robust classifiers is challenging due to high dimensionality, spectral redundancy, limited labeled data, and strong…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Alexander Musiat , Nikolas Ebert , Oliver Wasenmüller

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.…

计算机视觉与模式识别 · 计算机科学 2025-08-07 Zunhui Xia , Hongxing Li , Libin Lan

The effectiveness of spectral-spatial feature learning is crucial for the hyperspectral image (HSI) classification task. Diffusion models, as a new class of groundbreaking generative models, have the ability to learn both contextual…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Jingyi Zhou , Jiamu Sheng , Jiayuan Fan , Peng Ye , Tong He , Bin Wang , Tao Chen