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In the last years, deep learning has dramatically improved the performances in a variety of medical image analysis applications. Among different types of deep learning models, convolutional neural networks have been among the most…

图像与视频处理 · 电气工程与系统科学 2021-04-23 Minh H. Vu , Gabriella Norman , Tufve Nyholm , Tommy Löfstedt

Gait of a person refers to his/her walking pattern, and according to medical studies gait of every individual is unique. Over the past decade, several computer vision-based gait recognition approaches have been proposed in which walking…

计算机视觉与模式识别 · 计算机科学 2020-02-12 Dhritimaan Das , Ayush Agarwal , Pratik Chattopadhyay , Lipo Wang

This paper presents a novel deep learning-based travel behaviour choice model.Our proposed Residual Logit (ResLogit) model formulation seamlessly integrates a Deep Neural Network (DNN) architecture into a multinomial logit model. Recently,…

计量经济学 · 经济学 2021-02-17 Melvin Wong , Bilal Farooq

Transformer-based models have achieved remarkable results in low-level vision tasks including image super-resolution (SR). However, early Transformer-based approaches that rely on self-attention within non-overlapping windows encounter…

图像与视频处理 · 电气工程与系统科学 2024-04-18 Cansu Korkmaz , A. Murat Tekalp

Human activity recognition is an emerging and important area in computer vision which seeks to determine the activity an individual or group of individuals are performing. The applications of this field ranges from generating highlight…

计算机视觉与模式识别 · 计算机科学 2022-08-26 James Wensel , Hayat Ullah , Arslan Munir

This paper proposes a computationally efficient algorithm to solve the joint data and activity detection problem for massive random access with massive multiple-input multiple-output (MIMO). The BS acquires the active devices and their data…

信号处理 · 电气工程与系统科学 2022-11-15 Ziyue Wang , Zhilin Chen , Ya-Feng Liu , Foad Sohrabi , Wei Yu

Using raw sensor data to model and train networks for Human Activity Recognition can be used in many different applications, from fitness tracking to safety monitoring applications. These models can be easily extended to be trained with…

机器学习 · 计算机科学 2019-05-03 Schalk Wilhelm Pienaar , Reza Malekian

The aim of this paper is to study the influence of locality mechanisms in vision transformers. Transformers originated from machine translation and are particularly good at modelling long-range dependencies within a long sequence. Although…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Yawei Li , Kai Zhang , Jiezhang Cao , Radu Timofte , Michele Magno , Luca Benini , Luc Van Gool

The global navigation satellite systems (GNSS) play a vital role in transport systems for accurate and consistent vehicle localization. However, GNSS observations can be distorted due to multipath effects and non-line-of-sight (NLOS)…

机器人学 · 计算机科学 2024-02-20 Haoming Zhang , Zhanxin Wang , Heike Vallery

Human activity understanding with 3D/depth sensors has received increasing attention in multimedia processing and interactions. This work targets on developing a novel deep model for automatic activity recognition from RGB-D videos. We…

计算机视觉与模式识别 · 计算机科学 2017-08-01 Keze Wang , Xiaolong Wang , Liang Lin , Meng Wang , Wangmeng Zuo

Determining the dynamic data dependency of a step that reads a variable $v$ is challenging. It typically requires either exhaustive instrumentation, which becomes prohibitively expensive when $v$ is defined within library calls, or repeated…

软件工程 · 计算机科学 2025-09-04 Yunrui Pei , Hongshu Wang , Wenjie Zhang , Yun Lin , Weiyu Kong , Jin song Dong

Video person re-identification (re-ID) plays an important role in surveillance video analysis. However, the performance of video re-ID degenerates severely under partial occlusion. In this paper, we propose a novel network, called…

计算机视觉与模式识别 · 计算机科学 2019-07-22 Ruibing Hou , Bingpeng Ma , Hong Chang , Xinqian Gu , Shiguang Shan , Xilin Chen

Transformers have recently shown superior performances on various vision tasks. The large, sometimes even global, receptive field endows Transformer models with higher representation power over their CNN counterparts. Nevertheless, simply…

计算机视觉与模式识别 · 计算机科学 2022-05-25 Zhuofan Xia , Xuran Pan , Shiji Song , Li Erran Li , Gao Huang

Vision Transformer (ViT) self-attention mechanism is characterized by feature collapse in deeper layers, resulting in the vanishing of low-level visual features. However, such features can be helpful to accurately represent and identify…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Anxhelo Diko , Danilo Avola , Marco Cascio , Luigi Cinque

Inspired by the success of the Transformer model in natural language processing and computer vision, this paper introduces BERT-PIN, a Bidirectional Encoder Representations from Transformers (BERT) powered Profile Inpainting Network.…

音频与语音处理 · 电气工程与系统科学 2023-10-30 Yi Hu , Kai Ye , Hyeonjin Kim , Ning Lu

This study proposes an unsupervised anomaly detection method for distributed backend service systems, addressing practical challenges such as complex structural dependencies, diverse behavioral evolution, and the absence of labeled data.…

机器学习 · 计算机科学 2025-08-14 Yun Zi , Ming Gong , Zhihao Xue , Yujun Zou , Nia Qi , Yingnan Deng

Person re-identification (ReID) under occlusions is a challenging problem in video surveillance. Most of existing person ReID methods take advantage of local features to deal with occlusions. However, these methods usually independently…

计算机视觉与模式识别 · 计算机科学 2020-02-10 Wanxiang Yang , Yan Yan , Si Chen

Location-Based Social Networks (LBSNs) provide a rich foundation for modeling urban behavior through iNETs (Interest Networks), which capture how user interests are distributed throughout urban spaces. This study compares iNETs across…

社会与信息网络 · 计算机科学 2025-07-08 Gustavo H. Santos , Myriam Delgado , Thiago H. Silva

While the Vision Transformer (VT) architecture is becoming trendy in computer vision, pure VT models perform poorly on tiny datasets. To address this issue, this paper proposes the locality guidance for improving the performance of VTs on…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Kehan Li , Runyi Yu , Zhennan Wang , Li Yuan , Guoli Song , Jie Chen

Sensor-based human activity recognition is important in daily scenarios such as smart healthcare and homes due to its non-intrusive privacy and low cost advantages, but the problem of out-of-domain generalization caused by differences in…

信号处理 · 电气工程与系统科学 2024-06-26 Jianguo Pan , Zhengxin Hu , Lingdun Zhang , Xia Cai