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Medical data analysis often combines both imaging and tabular data processing using machine learning algorithms. While previous studies have investigated the impact of attention mechanisms on deep learning models, few have explored…

Attention mechanism plays a more and more important role in point cloud analysis and channel attention is one of the hotspots. With so much channel information, it is difficult for neural networks to screen useful channel information. Thus,…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Guoquan Xu , Hezhi Cao , Yifan Zhang , Jianwei Wan , Ke Xu , Yanxin Ma

The attention mechanism has been proven effective on various visual tasks in recent years. In the semantic segmentation task, the attention mechanism is applied in various methods, including the case of both Convolution Neural Networks…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Zheng Yuan , Jie Zhang , Yude Wang , Shiguang Shan , Xilin Chen

Following the tremendous success of transformer in natural language processing and image understanding tasks, in this paper, we present a novel point cloud representation learning architecture, named Dual Transformer Network (DTNet), which…

Computer Vision and Pattern Recognition · Computer Science 2021-04-28 Xian-Feng Han , Yi-Fei Jin , Hui-Xian Cheng , Guo-Qiang Xiao

Recent advances in deep neural networks have been developed via architecture search for stronger representational power. In this work, we focus on the effect of attention in general deep neural networks. We propose a simple and effective…

Computer Vision and Pattern Recognition · Computer Science 2018-07-19 Jongchan Park , Sanghyun Woo , Joon-Young Lee , In So Kweon

Non-local attention module has been proven to be crucial for image restoration. Conventional non-local attention processes features of each layer separately, so it risks missing correlation between features among different layers. To…

Image and Video Processing · Electrical Eng. & Systems 2023-04-21 Yancheng Wang , Ning Xu , Yingzhen Yang

Quantitative measurement of crystals in high-resolution images allows for important insights into underlying material characteristics. Deep learning has shown great progress in vision-based automatic crystal size measurement, but current…

Recently, substantial research effort has focused on how to apply CNNs or RNNs to better extract temporal patterns from videos, so as to improve the accuracy of video classification. In this paper, however, we show that temporal…

Computer Vision and Pattern Recognition · Computer Science 2017-11-28 Xiang Long , Chuang Gan , Gerard de Melo , Jiajun Wu , Xiao Liu , Shilei Wen

In 3D point cloud understanding, the core challenge lies in accurately capturing discriminative features within complex neighborhoods, which directly affects the execution precision of downstream tasks such as embodied AI and autonomous…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Jiaqi Shi , Jin Xiao , Xiaoguang Hu , Wenxuan Ji , Zichong Jia , Zifan Long , Tianyou Chen , Baochang Zhang

Answer grounding is the task of locating relevant visual evidence for the Visual Question Answering task. While a wide variety of attention methods have been introduced for this task, they suffer from the following three problems: designs…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Seyedalireza Khoshsirat , Chandra Kambhamettu

3D point cloud analysis has drawn a lot of research attention due to its wide applications. However, collecting massive labelled 3D point cloud data is both time-consuming and labor-intensive. This calls for data-efficient learning methods.…

Computer Vision and Pattern Recognition · Computer Science 2023-01-23 Fayao Liu , Guosheng Lin , Chuan-Sheng Foo , Chaitanya K. Joshi , Jie Lin

Point cloud analysis is challenging due to the irregularity of the point cloud data structure. Existing works typically employ the ad-hoc sampling-grouping operation of PointNet++, followed by sophisticated local and/or global feature…

Computer Vision and Pattern Recognition · Computer Science 2023-04-19 Shen Zheng , Jinqian Pan , Changjie Lu , Gaurav Gupta

Attention mechanisms have become a popular component in deep neural networks, yet there has been little examination of how different influencing factors and methods for computing attention from these factors affect performance. Toward a…

Computer Vision and Pattern Recognition · Computer Science 2019-04-15 Xizhou Zhu , Dazhi Cheng , Zheng Zhang , Stephen Lin , Jifeng Dai

This chapter reviews recent computational models of visual attention. We begin with models for the bottom-up or stimulus-driven guidance of attention to salient visual items, which we examine in seven different broad categories. We then…

Computer Vision and Pattern Recognition · Computer Science 2015-10-28 Laurent Itti , Ali Borji

Long-horizon planning for robot manipulation is a challenging problem that requires reasoning about the effects of a sequence of actions on a physical 3D scene. While traditional task planning methods are shown to be effective for…

Robotics · Computer Science 2025-09-08 Kallol Saha , Amber Li , Angela Rodriguez-Izquierdo , Lifan Yu , Ben Eisner , Maxim Likhachev , David Held

Neural attention has become central to many state-of-the-art models in natural language processing and related domains. Attention networks are an easy-to-train and effective method for softly simulating alignment; however, the approach does…

Machine Learning · Statistics 2018-11-09 Yuntian Deng , Yoon Kim , Justin Chiu , Demi Guo , Alexander M. Rush

This study proposes an anomaly detection method based on the Transformer architecture with integrated multiscale feature perception, aiming to address the limitations of temporal modeling and scale-aware feature representation in cloud…

Machine Learning · Computer Science 2025-08-26 Lian Lian , Yilin Li , Song Han , Renzi Meng , Sibo Wang , Ming Wang

In this paper, we address referring expression comprehension: localizing an image region described by a natural language expression. While most recent work treats expressions as a single unit, we propose to decompose them into three modular…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Licheng Yu , Zhe Lin , Xiaohui Shen , Jimei Yang , Xin Lu , Mohit Bansal , Tamara L. Berg

3D point cloud semantic segmentation aims to group all points into different semantic categories, which benefits important applications such as point cloud scene reconstruction and understanding. Existing supervised point cloud semantic…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Canyu Zhang , Zhenyao Wu , Xinyi Wu , Ziyu Zhao , Song Wang

In point cloud generation and completion, previous methods for transforming latent features to point clouds are generally based on fully connected layers (FC-based) or folding operations (Folding-based). However, point clouds generated by…

Computer Vision and Pattern Recognition · Computer Science 2021-12-13 Kaiyi Zhang , Ximing Yang , Yuan Wu , Cheng Jin