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Tactile signals collected by wearable electronics are essential in modeling and understanding human behavior. One of the main applications of tactile signals is action classification, especially in healthcare and robotics. However, existing…

信号处理 · 电气工程与系统科学 2024-04-25 Jimmy Lin , Junkai Li , Jiasi Gao , Weizhi Ma , Yang Liu

Traffic prediction is a challenging spatio-temporal forecasting problem that involves highly complex spatio-temporal correlations. This paper proposes a Multi-level Multi-view Augmented Spatio-temporal Transformer (LVSTformer) for traffic…

机器学习 · 计算机科学 2024-06-19 Jiaqi Lin , Qianqian Ren

In real-world applications, GPS trajectories often suffer from low sampling rates, with large and irregular intervals between consecutive GPS points. This sparse characteristic presents challenges for their direct use in GPS-based systems.…

机器学习 · 计算机科学 2025-05-21 Tian Sun , Yuqi Chen , Baihua Zheng , Weiwei Sun

Accurate traffic forecasting is essential for intelligent transportation systems, supporting a wide range of real-world applications. However, it remains challenging due to two key factors:~(1) Traffic series contain heterogeneous temporal…

人工智能 · 计算机科学 2026-05-26 Ruiwen Gu , Qitai Tan , Yahao Liu , Xiao-Ping Zhang

Facial Action Units (AU) is a vital concept in the realm of affective computing, and AU detection has always been a hot research topic. Existing methods suffer from overfitting issues due to the utilization of a large number of learnable…

计算机视觉与模式识别 · 计算机科学 2024-07-10 Kaishen Yuan , Zitong Yu , Xin Liu , Weicheng Xie , Huanjing Yue , Jingyu Yang

This paper addresses the design of transmit precoder and receive combiner matrices to support $N_{\rm s}$ independent data streams over a time-division duplex (TDD) point-to-point massive multiple-input multiple-output (MIMO) channel with…

信息论 · 计算机科学 2024-06-10 Tao Jiang , Wei Yu

To support the modern machine-type communications, a crucial task during the random access phase is device activity detection, which is to detect the active devices from a large number of potential devices based on the received signal at…

信息论 · 计算机科学 2021-12-21 Yang Li , Zhilin Chen , Yunqi Wang , Chenyang Yang , Yik-Chung Wu

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

Semantic segmentation based on sparse annotation has advanced in recent years. It labels only part of each object in the image, leaving the remainder unlabeled. Most of the existing approaches are time-consuming and often necessitate a…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Hui Su , Yue Ye , Wei Hua , Lechao Cheng , Mingli Song

Skeleton-based Human Activity Recognition has achieved great interest in recent years as skeleton data has demonstrated being robust to illumination changes, body scales, dynamic camera views, and complex background. In particular,…

计算机视觉与模式识别 · 计算机科学 2021-06-23 Chiara Plizzari , Marco Cannici , Matteo Matteucci

Accurate vehicle trajectory prediction is crucial for ensuring safe and efficient autonomous driving. This work explores the integration of Transformer based model with Long Short-Term Memory (LSTM) based technique to enhance spatial and…

机器人学 · 计算机科学 2024-12-19 Chandra Raskoti , Weizi Li

The aim of this thesis was the design and development of an interactive system enhancing collaborative sensemaking. The system design was based on related work research and preliminary user study. The system is based on multiple…

人机交互 · 计算机科学 2016-01-11 Przemysław Kucharski

Transformers have demonstrated remarkable success in sequence modeling, yet effectively incorporating positional information remains a challenging and active area of research. In this paper, we introduce JoFormer, a journey-based…

机器学习 · 计算机科学 2025-06-11 Mahesh Godavarti

Recent advances in semantic segmentation of multi-modal remote sensing images have significantly improved the accuracy of tree cover mapping, supporting applications in urban planning, forest monitoring, and ecological assessment.…

图像与视频处理 · 电气工程与系统科学 2025-12-16 Yuanyuan Gui , Wei Li , Yinjian Wang , Xiang-Gen Xia , Mauro Marty , Christian Ginzler , Zuyuan Wang

Since the introduction of Vision Transformers, the landscape of many computer vision tasks (e.g., semantic segmentation), which has been overwhelmingly dominated by CNNs, recently has significantly revolutionized. However, the computational…

计算机视觉与模式识别 · 计算机科学 2025-02-10 Qiang Wan , Zilong Huang , Jiachen Lu , Gang Yu , Li Zhang

Visual object tracking often employs a multi-stage pipeline of feature extraction, target information integration, and bounding box estimation. To simplify this pipeline and unify the process of feature extraction and target information…

计算机视觉与模式识别 · 计算机科学 2023-02-10 Yutao Cui , Cheng Jiang , Gangshan Wu , Limin Wang

Tracking multiple objects in videos relies on modeling the spatial-temporal interactions of the objects. In this paper, we propose a solution named TransMOT, which leverages powerful graph transformers to efficiently model the spatial and…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Peng Chu , Jiang Wang , Quanzeng You , Haibin Ling , Zicheng Liu

Recently, heatmap regression methods based on 1D landmark representations have shown prominent performance on locating facial landmarks. However, previous methods ignored to make deep explorations on the good potentials of 1D landmark…

计算机视觉与模式识别 · 计算机科学 2024-02-02 Shi Yin , Shijie Huan , Shangfei Wang , Jinshui Hu , Tao Guo , Bing Yin , Baocai Yin , Cong Liu

Sequential DeepFake detection is an emerging task that predicts the manipulation sequence in order. Existing methods typically formulate it as an image-to-sequence problem, employing conventional Transformer architectures. However, these…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Yunfei Li , Yuezun Li , Baoyuan Wu , Junyu Dong , Guopu Zhu , Siwei Lyu

In this article, we propose a novel navigation framework that leverages a two layered graph representation of the environment for efficient large-scale exploration, while it integrates a novel uncertainty awareness scheme to handle dynamic…

机器人学 · 计算机科学 2024-02-07 Akash Patel , Mario A V Saucedo , Christoforos Kanellakis , George Nikolakopoulos