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In the perception task of autonomous driving, multi-modal methods have become a trend due to the complementary characteristics of LiDAR point clouds and image data. However, the performance of multi-modal methods is usually limited by the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Binglu Ren , Jianqin Yin

Traditional visual place recognition (VPR), usually using standard cameras, is easy to fail due to glare or high-speed motion. By contrast, event cameras have the advantages of low latency, high temporal resolution, and high dynamic range,…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Kuanxu Hou , Delei Kong , Junjie Jiang , Hao Zhuang , Xinjie Huang , Zheng Fang

Autonomous obstacle avoidance is of vital importance for an intelligent agent such as a mobile robot to navigate in its environment. Existing state-of-the-art methods train a spiking neural network (SNN) with deep reinforcement learning…

Robotics · Computer Science 2023-10-05 Yang Wang , Bo Dong , Yuji Zhang , Yunduo Zhou , Haiyang Mei , Ziqi Wei , Xin Yang

We present a self-supervised Contrastive Video Representation Learning (CVRL) method to learn spatiotemporal visual representations from unlabeled videos. Our representations are learned using a contrastive loss, where two augmented clips…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Rui Qian , Tianjian Meng , Boqing Gong , Ming-Hsuan Yang , Huisheng Wang , Serge Belongie , Yin Cui

Generating free-viewpoint videos is critical for immersive VR/AR experience but recent neural advances still lack the editing ability to manipulate the visual perception for large dynamic scenes. To fill this gap, in this paper we propose…

Computer Vision and Pattern Recognition · Computer Science 2021-05-03 Jiakai Zhang , Xinhang Liu , Xinyi Ye , Fuqiang Zhao , Yanshun Zhang , Minye Wu , Yingliang Zhang , Lan Xu , Jingyi Yu

In this paper we tackle the problem of efficient video event detection. We argue that linear detection functions should be preferred in this regard due to their scalability and efficiency during estimation and evaluation. A popular approach…

Computer Vision and Pattern Recognition · Computer Science 2015-09-07 Iman Abbasnejad , Sridha Sridharan , Simon Denman , Clinton Fookes , Simon Lucey

Accurate moving object segmentation is an essential task for autonomous driving. It can provide effective information for many downstream tasks, such as collision avoidance, path planning, and static map construction. How to effectively…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Jiadai Sun , Yuchao Dai , Xianjing Zhang , Jintao Xu , Rui Ai , Weihao Gu , Xieyuanli Chen

Speech emotion recognition (SER) is an important technology in human-computer interaction. However, achieving high performance is challenging due to emotional complexity and scarce annotated data. To tackle these challenges, we propose a…

Sound · Computer Science 2026-03-06 Cong Wang , Yizhong Geng , Yuhua Wen , Qifei Li , Yingming Gao , Ruimin Wang , Chunfeng Wang , Hao Li , Ya Li , Wei Chen

With the increasing importance of video data in real-world applications, there is a rising need for efficient object detection methods that utilize temporal information. While existing video object detection (VOD) techniques employ various…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Seungjun An , Seonghoon Park , Gyeongnyeon Kim , Jeongyeol Baek , Byeongwon Lee , Seungryong Kim

Multimodal representation learning has attracted increasing attention in AI, driven by the strong performance of large, pretrained multimodal foundation models such as Qwen, LLaVA, and CLIP. These models deliver impressive performance on a…

Information Retrieval · Computer Science 2026-05-27 Junchen Fu , Xuri Ge , Xin Xin , Alexandros Karatzoglou , Ioannis Arapakis , Xi Wang , Qijiong Liu , Qian Li , Joemon M. Jose

Event cameras offer unique advantages for facial keypoint alignment under challenging conditions, such as low light and rapid motion, due to their high temporal resolution and robustness to varying illumination. However, existing RGB facial…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Donghwa Kang , Junho Kim , Dongwoo Kang

Anomaly recognition plays a vital role in surveillance, transportation, healthcare, and public safety. However, most existing approaches rely solely on visual data, making them unreliable under challenging conditions such as occlusion, low…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Amjid Ali , Zulfiqar Ahmad Khan , Altaf Hussain , Muhammad Munsif , Adnan Hussain , Sung Wook Baik

Multi-modal sensor fusion in Bird's Eye View (BEV) representation has become the leading approach for 3D object detection. However, existing methods often rely on depth estimators or transformer encoders to transform image features into BEV…

Computer Vision and Pattern Recognition · Computer Science 2025-07-14 Yongjin Lee , Hyeon-Mun Jeong , Yurim Jeon , Sanghyun Kim

Recently audio-visual speech recognition (AVSR), which better leverages video modality as additional information to extend automatic speech recognition (ASR), has shown promising results in complex acoustic environments. However, there is…

Sound · Computer Science 2023-12-15 Fan Yu , Haoxu Wang , Ziyang Ma , Shiliang Zhang

Speech forensic tasks (SFTs), such as automatic speaker recognition (ASR), speech emotion recognition (SER), gender recognition (GR), and age estimation (AE), find use in different security and biometric applications. Previous works have…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-18 Orchid Chetia Phukan , Devyani Koshal , Swarup Ranjan Behera , Arun Balaji Buduru , Rajesh Sharma

LiDAR representation learning has emerged as a promising approach to reducing reliance on costly and labor-intensive human annotations. While existing methods primarily focus on spatial alignment between LiDAR and camera sensors, they often…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Xiang Xu , Lingdong Kong , Hui Shuai , Wenwei Zhang , Liang Pan , Kai Chen , Ziwei Liu , Qingshan Liu

We propose a multimodal deep learning model for VR auralization that generates spatial room impulse responses (SRIRs) in real time to reconstruct scene-specific auditory perception. Employing SRIRs as the output reduces computational…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-08 Zhiyu Li , Xinwen Yue , Shenghui Zhao , Jing Wang

An environment representation (ER) is a substantial part of every autonomous system. It introduces a common interface between perception and other system components, such as decision making, and allows downstream algorithms to deal with…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Lukas Hoyer , Patrick Kesper , Anna Khoreva , Volker Fischer

Accurate 3D perception is essential for understanding the environment in autonomous driving. Recent advancements in 3D semantic occupancy prediction have leveraged camera-LiDAR fusion to improve robustness and accuracy. However, current…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Minjae Seong , Jisong Kim , Geonho Bang , Hawook Jeong , Jun Won Choi

In this work, we present SpaRC, a novel Sparse fusion transformer for 3D perception that integrates multi-view image semantics with Radar and Camera point features. The fusion of radar and camera modalities has emerged as an efficient…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Philipp Wolters , Johannes Gilg , Torben Teepe , Fabian Herzog , Felix Fent , Gerhard Rigoll