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We present Token-UNet, adopting the TokenLearner and TokenFuser modules to encase Transformers into UNets. While Transformers have enabled global interactions among input elements in medical imaging, current computational challenges hinder…

计算机视觉与模式识别 · 计算机科学 2026-02-24 Louis Fabrice Tshimanga , Andrea Zanola , Federico Del Pup , Manfredo Atzori

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

Transformer architectures have emerged as promising deep learning (DL) tools for modeling complex sequence-to-sequence interactions in channel decoding. However, current transformer-based decoders for error correction codes (ECCs)…

信号处理 · 电气工程与系统科学 2025-07-22 Hongzhi Zhu , Wei Xu , Xiaohu You

Semantic segmentation of remotely sensed urban scene images is required in a wide range of practical applications, such as land cover mapping, urban change detection, environmental protection, and economic assessment.Driven by rapid…

计算机视觉与模式识别 · 计算机科学 2022-06-28 Libo Wang , Rui Li , Ce Zhang , Shenghui Fang , Chenxi Duan , Xiaoliang Meng , Peter M. Atkinson

Linearization of attention using various kernel approximation and kernel learning techniques has shown promise. Past methods used a subset of combinations of component functions and weight matrices within the random feature paradigm. We…

机器学习 · 计算机科学 2025-09-24 Duke Nguyen , Du Yin , Aditya Joshi , Flora Salim

Pre-trained Transformer language models (LM) have become go-to text representation encoders. Prior research fine-tunes deep LMs to encode text sequences such as sentences and passages into single dense vector representations for efficient…

计算与语言 · 计算机科学 2021-09-22 Luyu Gao , Jamie Callan

Deep Convolutional Neural Networks (CNNs) are powerful models that have achieved excellent performance on difficult computer vision tasks. Although CNNs perform well whenever large labeled training samples are available, they work badly on…

计算机视觉与模式识别 · 计算机科学 2021-06-03 Zhouyong Liu , Shun Luo , Wubin Li , Jingben Lu , Yufan Wu , Shilei Sun , Chunguo Li , Luxi Yang

For supervised speech enhancement, contextual information is important for accurate spectral mapping. However, commonly used deep neural networks (DNNs) are limited in capturing temporal contexts. To leverage long-term contexts for tracking…

音频与语音处理 · 电气工程与系统科学 2022-10-13 Xinmeng Xu , Jianjun Hao

Conformer has proven to be effective in many speech processing tasks. It combines the benefits of extracting local dependencies using convolutions and global dependencies using self-attention. Inspired by this, we propose a more flexible,…

计算与语言 · 计算机科学 2022-07-08 Yifan Peng , Siddharth Dalmia , Ian Lane , Shinji Watanabe

Depth completion aims to predict dense depth maps with sparse depth measurements from a depth sensor. Currently, Convolutional Neural Network (CNN) based models are the most popular methods applied to depth completion tasks. However,…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Jian Qian , Miao Sun , Ashley Lee , Jie Li , Shenglong Zhuo , Patrick Yin Chiang

Predicting the behaviors of other agents on the road is critical for autonomous driving to ensure safety and efficiency. However, the challenging part is how to represent the social interactions between agents and output different possible…

机器人学 · 计算机科学 2021-09-15 Zhiyu Huang , Xiaoyu Mo , Chen Lv

In this paper, we devise a highly efficient machine learning-based channel estimation for orthogonal frequency division multiplexing (OFDM) systems, in which the training of the estimator is performed online. A simple learning module is…

信号处理 · 电气工程与系统科学 2021-07-15 Kai Mei , Jun Liu , Xiaoying Zhang , Kuo Cao , Nandana Rajatheva , Jibo Wei

Spiking Neural Networks have attracted significant attention in recent years due to their distinctive low-power characteristics. Meanwhile, Transformer models, known for their powerful self-attention mechanisms and parallel processing…

神经与进化计算 · 计算机科学 2024-12-19 Hangming Zhang , Alexander Sboev , Roman Rybka , Qiang Yu

Pretrained transformer models have demonstrated remarkable performance across various natural language processing tasks. These models leverage the attention mechanism to capture long- and short-range dependencies in the sequence. However,…

计算与语言 · 计算机科学 2023-10-20 Qingru Zhang , Dhananjay Ram , Cole Hawkins , Sheng Zha , Tuo Zhao

This paper presents an online method for joint channel estimation and decoding in massive MIMO-OFDM systems using complex-valued neural networks (CVNNs). The study evaluates the performance of various CVNNs, such as the complex-valued…

The encoder-decoder network is widely used to learn deep feature representations from pixel-wise annotations in biomedical image analysis. Under this structure, the performance profoundly relies on the effectiveness of feature extraction…

图像与视频处理 · 电气工程与系统科学 2021-01-12 Weinan Song , Yuan Liang , Jiawei Yang , Kun Wang , Lei He

Transformers have been extensively studied in medical image segmentation to build pairwise long-range dependence. Yet, relatively limited well-annotated medical image data makes transformers struggle to extract diverse global features,…

图像与视频处理 · 电气工程与系统科学 2023-09-13 Xian Lin , Zengqiang Yan , Xianbo Deng , Chuansheng Zheng , Li Yu

Recently, transformer-based networks have shown impressive results in semantic segmentation. Yet for real-time semantic segmentation, pure CNN-based approaches still dominate in this field, due to the time-consuming computation mechanism of…

计算机视觉与模式识别 · 计算机科学 2022-10-14 Jian Wang , Chenhui Gou , Qiman Wu , Haocheng Feng , Junyu Han , Errui Ding , Jingdong Wang

Learned image compression methods have exhibited superior rate-distortion performance than classical image compression standards. Most existing learned image compression models are based on Convolutional Neural Networks (CNNs). Despite…

图像与视频处理 · 电气工程与系统科学 2022-04-12 Renjie Zou , Chunfeng Song , Zhaoxiang Zhang

The Transformer architecture has gained growing attention in graph representation learning recently, as it naturally overcomes several limitations of graph neural networks (GNNs) by avoiding their strict structural inductive biases and…

机器学习 · 统计学 2022-06-14 Dexiong Chen , Leslie O'Bray , Karsten Borgwardt