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Video restoration is a low-level vision task that seeks to restore clean, sharp videos from quality-degraded frames. One would use the temporal information from adjacent frames to make video restoration successful. Recently, the success of…

计算机视觉与模式识别 · 计算机科学 2023-12-25 Fu-Jen Tsai , Yan-Tsung Peng , Chen-Yu Chang , Chan-Yu Li , Yen-Yu Lin , Chung-Chi Tsai , Chia-Wen Lin

In this paper, we propose an encoder-decoder neural architecture (called Channelformer) to achieve improved channel estimation for orthogonal frequency-division multiplexing (OFDM) waveforms in downlink scenarios. The self-attention…

信号处理 · 电气工程与系统科学 2023-02-10 Dianxin Luan , John Thompson

We present a new class of efficient attention mechanisms applying universal 3D Relative Positional Encoding (RPE) methods given by arbitrary integrable modulation functions $f$. They lead to the new class of 3D-Transformer models, called…

机器学习 · 计算机科学 2026-05-12 Byeongchan Kim , Arijit Sehanobish , Avinava Dubey , Min-hwan Oh , Krzysztof Choromanski

Oriented object detection presents a challenging task due to the presence of object instances with multiple orientations, varying scales, and dense distributions. Recently, end-to-end detectors have made significant strides by employing…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Jiaqi Zhao , Zeyu Ding , Yong Zhou , Hancheng Zhu , Wenliang Du , Rui Yao , Abdulmotaleb El Saddik

The introduction of Transformer model has led to tremendous advancements in sequence modeling, especially in text domain. However, the use of attention-based models for video understanding is still relatively unexplored. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2021-03-19 Saurabh Sahu , Palash Goyal

Spatiotemporal predictive learning offers a self-supervised learning paradigm that enables models to learn both spatial and temporal patterns by predicting future sequences based on historical sequences. Mainstream methods are dominated by…

计算机视觉与模式识别 · 计算机科学 2023-10-31 Xuesong Nie , Xi Chen , Haoyuan Jin , Zhihang Zhu , Yunfeng Yan , Donglian Qi

Attention mechanisms in deep neural networks have achieved excellent performance on sequence-prediction tasks. Here, we show that these recently-proposed attention-based mechanisms---in particular, the Transformer with its parallelizable…

机器学习 · 计算机科学 2019-07-10 Zhengxuan Wu , Xiyu Zhang , Tan Zhi-Xuan , Jamil Zaki , Desmond C. Ong

Long-sequence video diffusion transformers hit a quadratic self-attention cost that dominates runtime and memory for very long token sequences. Most efficient attention methods use one approximation everywhere, yet video features are…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Haopeng Jin

Transformer, first applied to the field of natural language processing, is a type of deep neural network mainly based on the self-attention mechanism. Thanks to its strong representation capabilities, researchers are looking at ways to…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Kai Han , Yunhe Wang , Hanting Chen , Xinghao Chen , Jianyuan Guo , Zhenhua Liu , Yehui Tang , An Xiao , Chunjing Xu , Yixing Xu , Zhaohui Yang , Yiman Zhang , Dacheng Tao

Skeleton-based human action recognition leverages sequences of human joint coordinates to identify actions performed in videos. Owing to the intrinsic spatiotemporal structure of skeleton data, Graph Convolutional Networks (GCNs) have been…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Yusen Peng , Alper Yilmaz

Tracking 3D objects accurately and consistently is crucial for autonomous vehicles, enabling more reliable downstream tasks such as trajectory prediction and motion planning. Based on the substantial progress in object detection in recent…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Shuxiao Ding , Eike Rehder , Lukas Schneider , Marius Cordts , Juergen Gall

Transformers are increasingly dominating multi-modal reasoning tasks, such as visual question answering, achieving state-of-the-art results thanks to their ability to contextualize information using the self-attention and co-attention…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Hila Chefer , Shir Gur , Lior Wolf

Transformer-based models have gained large popularity and demonstrated promising results in long-term time-series forecasting in recent years. In addition to learning attention in time domain, recent works also explore learning attention in…

Since transformer was firstly published in 2017, several works have been proposed to optimize it. However, the major structure of transformer remains unchanged, ignoring one of its main intrinsic limitations, which is the same static value…

机器学习 · 计算机科学 2025-12-30 Xiaowei Wang

As the core building block of vision transformers, attention is a powerful tool to capture long-range dependency. However, such power comes at a cost: it incurs a huge computation burden and heavy memory footprint as pairwise token…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Lei Zhu , Xinjiang Wang , Zhanghan Ke , Wayne Zhang , Rynson Lau

Extracting robust feature representation is critical for object re-identification to accurately identify objects across non-overlapping cameras. Although having a strong representation ability, the Vision Transformer (ViT) tends to overfit…

计算机视觉与模式识别 · 计算机科学 2024-08-30 Lei Tan , Pingyang Dai , Jie Chen , Liujuan Cao , Yongjian Wu , Rongrong Ji

Due to its widespread applications, human action recognition is one of the most widely studied research problems in Computer Vision. Recent studies have shown that addressing it using multimodal data leads to superior performance as…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Muhammad Bilal Shaikh , Syed Mohammed Shamsul Islam , Douglas Chai , Naveed Akhtar

Dynamic graph learning plays a pivotal role in modeling evolving relationships over time, especially for temporal link prediction tasks in domains such as traffic systems, social networks, and recommendation platforms. While…

机器学习 · 计算机科学 2025-11-18 Tao Zou , Chengfeng Wu , Tianxi Liao , Junchen Ye , Bowen Du

Inspired by recent advances in neural machine translation, that jointly align and translate using encoder-decoder networks equipped with attention, we propose an attentionbased LSTM model for human activity recognition. Our model jointly…

计算机视觉与模式识别 · 计算机科学 2017-09-01 Atousa Torabi , Leonid Sigal

Action recognition is a key technology in building interactive metaverses. With the rapid development of deep learning, methods in action recognition have also achieved great advancement. Researchers design and implement the backbones…

计算机视觉与模式识别 · 计算机科学 2024-05-10 Zixuan Tang , Youjun Zhao , Yuhang Wen , Mengyuan Liu