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The feature frame is a key idea of feature matching problem between two images. However, most of the traditional matching methods only simply employ the spatial location information (the coordinates), which ignores the shape and orientation…

计算机视觉与模式识别 · 计算机科学 2019-10-29 Liang Shen , Jiahua Zhu , Chongyi Fan , Xiaotao Huang , Tian Jin

Visual-based target tracking is easily influenced by multiple factors, such as background clutter, targets fast-moving, illumination variation, object shape change, occlusion, etc. These factors influence the tracking accuracy of a target…

计算机视觉与模式识别 · 计算机科学 2022-04-06 Yanyan Liu , Changcheng Pan , Minglin Bie , Jin Li

State-of-the-art LiDAR-camera 3D object detectors usually focus on feature fusion. However, they neglect the factor of depth while designing the fusion strategy. In this work, we are the first to observe that different modalities play…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Mingqian Ji , Jian Yang , Shanshan Zhang

Full-field ultra-high-speed (UHS) x-ray imaging experiments have been well established to characterize various processes and phenomena. However, the potential of UHS experiments through the joint acquisition of x-ray videos with distinct…

图像与视频处理 · 电气工程与系统科学 2024-11-28 Songyuan Tang , Tekin Bicer , Tao Sun , Kamel Fezzaa , Samuel J. Clark

With diverse presentation forgery methods emerging continually, detecting the authenticity of images has drawn growing attention. Although existing methods have achieved impressive accuracy in training dataset detection, they still perform…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Yingxin Lai , Guoqing Yang Yifan He , Zhiming Luo , Shaozi Li

3D vehicle detection based on multi-modal fusion is an important task of many applications such as autonomous driving. Although significant progress has been made, we still observe two aspects that need to be further improvement: First, the…

计算机视觉与模式识别 · 计算机科学 2020-09-24 Zehan Zhang , Ming Zhang , Zhidong Liang , Xian Zhao , Ming Yang , Wenming Tan , ShiLiang Pu

We present a method for visual object classification using only a single feature, transformed color SIFT with a variant of Spatial Pyramid Matching (SPM) that we called Sliding Spatial Pyramid Matching (SSPM), trained with an ensemble of…

计算机视觉与模式识别 · 计算机科学 2012-12-19 Hao Wooi Lim , Yong Haur Tay

Point cloud-based place recognition is crucial for mobile robots and autonomous vehicles, especially when the global positioning sensor is not accessible. LiDAR points are scattered on the surface of objects and buildings, which have strong…

计算机视觉与模式识别 · 计算机科学 2024-09-25 Qibo Qiu , Wenxiao Wang , Haochao Ying , Dingkun Liang , Haiming Gao , Xiaofei He

Recent cutting-edge feature aggregation paradigms for video object detection rely on inferring feature correspondence. The feature correspondence estimation problem is fundamentally difficult due to poor image quality, motion blur, etc, and…

计算机视觉与模式识别 · 计算机科学 2019-07-12 Hao Luo , Lichao Huang , Han Shen , Yuan Li , Chang Huang , Xinggang Wang

This paper proposes a novel multi-exposure image fusion (MEF) scheme for single-shot high dynamic range imaging with spatially varying exposures (SVE). Single-shot imaging with SVE enables us not only to produce images without color…

图像与视频处理 · 电气工程与系统科学 2020-01-08 Chihiro Go , Yuma Kinoshita , Sayaka Shiota , Hitoshi Kiya

Attribute-specific fashion retrieval (ASFR) is a challenging information retrieval task, which has attracted increasing attention in recent years. Different from traditional fashion retrieval which mainly focuses on optimizing holistic…

计算机视觉与模式识别 · 计算机科学 2023-05-18 Jianfeng Dong , Xiaoman Peng , Zhe Ma , Daizong Liu , Xiaoye Qu , Xun Yang , Jixiang Zhu , Baolong Liu

Spatial classification with limited feature observations has been a challenging problem in machine learning. The problem exists in applications where only a subset of sensors are deployed at certain spots or partial responses are collected…

机器学习 · 计算机科学 2020-09-03 Arpan Man Sainju , Wenchong He , Zhe Jiang , Da Yan , Haiquan Chen

Feature pyramids have been proven powerful in image understanding tasks that require multi-scale features. State-of-the-art methods for multi-scale feature learning focus on performing feature interactions across space and scales using…

计算机视觉与模式识别 · 计算机科学 2022-01-12 Gangming Zhao , Weifeng Ge , Yizhou Yu

Remote sensing image captioning aims to generate semantically accurate descriptions that are closely linked to the visual features of remote sensing images. Existing approaches typically emphasize fine-grained extraction of visual features…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Maofu Liu , Jiahui Liu , Xiaokang Zhang

This paper revisits feature pyramids networks (FPN) for one-stage detectors and points out that the success of FPN is due to its divide-and-conquer solution to the optimization problem in object detection rather than multi-scale feature…

计算机视觉与模式识别 · 计算机科学 2021-03-18 Qiang Chen , Yingming Wang , Tong Yang , Xiangyu Zhang , Jian Cheng , Jian Sun

The rapid evolution of deep generative models poses a critical challenge to deepfake detection, as detectors trained on forgery-specific artifacts often suffer significant performance degradation when encountering unseen forgeries. While…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Mengyu Qiao , Runze Tian , Yang Wang

To boost a detector for single-frame 3D object detection, we present a new approach to train it to simulate features and responses following a detector trained on multi-frame point clouds. Our approach needs multi-frame point clouds only…

计算机视觉与模式识别 · 计算机科学 2022-07-13 Wu Zheng , Li Jiang , Fanbin Lu , Yangyang Ye , Chi-Wing Fu

Current state-of-the-art vision models often utilize feature pyramids to extract multi-scale information, with the Feature Pyramid Network (FPN) being one of the most widely used classic architectures. However, traditional FPNs and their…

计算机视觉与模式识别 · 计算机科学 2024-12-04 Li Jiakun , Wang Qingqing , Dong Hongbin , Li Kexin

In this work, we present a conceptually simple yet effective framework for cross-modality 3D object detection, named voxel field fusion. The proposed approach aims to maintain cross-modality consistency by representing and fusing augmented…

计算机视觉与模式识别 · 计算机科学 2022-06-01 Yanwei Li , Xiaojuan Qi , Yukang Chen , Liwei Wang , Zeming Li , Jian Sun , Jiaya Jia

Detecting water-surface targets for Unmanned Surface Vehicles (USVs) is challenging due to wave clutter, specular reflections, and weak appearance cues in long-range observations. Although 4D millimeter-wave radar complements cameras under…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Yuting Wan , Liguo Sun , Jiuwu Hao , Zao Zhang , Pin LV