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Related papers: Cascade Transformers for End-to-End Person Search

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Video 3D human pose estimation aims to localize the 3D coordinates of human joints from videos. Recent transformer-based approaches focus on capturing the spatiotemporal information from sequential 2D poses, which cannot model the…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Zhongwei Qiu , Qiansheng Yang , Jian Wang , Dongmei Fu

Human behavior understanding requires looking at minute details in the large context of a scene containing multiple input modalities. It is necessary as it allows the design of more human-like machines. While transformer approaches have…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Tanay Agrawal , Michal Balazia , Philipp Müller , François Brémond

We address the challenges in estimating 3D human poses from multiple views under occlusion and with limited overlapping views. We approach multi-view, single-person 3D human pose reconstruction as a regression problem and propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Olivier Moliner , Sangxia Huang , Kalle Åström

Occluded person re-identification is one of the challenging areas of computer vision, which faces problems such as inefficient feature representation and low recognition accuracy. Convolutional neural network pays more attention to the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-05 Yunbin Zhao , Songhao Zhu , Dongsheng Wang , Zhiwei Liang

Multiple object tracking (MOT) tends to become more challenging when severe occlusions occur. In this paper, we analyze the limitations of traditional Convolutional Neural Network-based methods and Transformer-based methods in handling…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Teng Fu , Xiaocong Wang , Haiyang Yu , Ke Niu , Bin Li , Xiangyang Xue

Person search aims at localizing and identifying a query person from a gallery of uncropped scene images. Different from person re-identification (re-ID), its performance also depends on the localization accuracy of a pedestrian detector.…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 Chuchu Han , Jiacheng Ye , Yunshan Zhong , Xin Tan , Chi Zhang , Changxin Gao , Nong Sang

In this paper, we propose an attention pyramid method for person re-identification. Unlike conventional attention-based methods which only learn a global attention map, our attention pyramid exploits the attention regions in a multi-scale…

Computer Vision and Pattern Recognition · Computer Science 2021-09-22 Guangyi Chen , Tianpei Gu , Jiwen Lu , Jin-An Bao , Jie Zhou

Rapid progress has been witnessed for human-object interaction (HOI) recognition, but most existing models are confined to single-stage reasoning pipelines. Considering the intrinsic complexity of the task, we introduce a cascade…

Computer Vision and Pattern Recognition · Computer Science 2020-03-26 Tianfei Zhou , Wenguan Wang , Siyuan Qi , Haibin Ling , Jianbing Shen

The goal of occluded person re-identification (ReID) is to retrieve specific pedestrians in occluded situations. However, occluded person ReID still suffers from background clutter and low-quality local feature representations, which limits…

Computer Vision and Pattern Recognition · Computer Science 2024-05-02 Zhihao Chen , Yiyuan Ge

Human-Object Interaction (HOI) detection is a core task for human-centric image understanding. Recent one-stage methods adopt a transformer decoder to collect image-wide cues that are useful for interaction prediction; however, the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Xubin Zhong , Changxing Ding , Yupeng Hu , Dacheng Tao

We introduce knowledge distillation for end-to-end person search. End-to-End methods are the current state-of-the-art for person search that solve both detection and re-identification jointly. These approaches for joint optimization show…

Computer Vision and Pattern Recognition · Computer Science 2019-09-09 Bharti Munjal , Fabio Galasso , Sikandar Amin

Camouflaged object detection intends to discover the concealed objects hidden in the surroundings. Existing methods follow the bio-inspired framework, which first locates the object and second refines the boundary. We argue that the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Zhengyi Liu , Zhili Zhang , Wei Wu

To fully understand the 3D context of a single image, a visual system must be able to segment both the visible and occluded regions of objects, while discerning their occlusion order. Ideally, the system should be able to handle any object…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Jiayang Ao , Qiuhong Ke , Krista A. Ehinger

Occlusion presents a significant challenge in human pose estimation. The challenges posed by occlusion can be attributed to the following factors: 1) Data: The collection and annotation of occluded human pose samples are relatively…

Computer Vision and Pattern Recognition · Computer Science 2024-01-10 Linhao Xu , Lin Zhao , Xinxin Sun , Di Wang , Guangyu Li , Kedong Yan

Real-world face detection and alignment demand an advanced discriminative model to address challenges by pose, lighting and expression. Illuminated by the deep learning algorithm, some convolutional neural networks based face detection and…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Weilin Cong , Sanyuan Zhao , Hui Tian , Jianbing Shen

Human pose estimation plays an important role in many computer vision tasks and has been studied for many decades. However, due to complex appearance variations from poses, illuminations, occlusions and low resolutions, it still remains a…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Zhihui Su , Ming Ye , Guohui Zhang , Lei Dai , Jianda Sheng

Person search aims to localize and identify a specific person from a gallery of images. Recent methods can be categorized into two groups, i.e., two-step and end-to-end approaches. The former views person search as two independent tasks and…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Xinyu Zhang , Xinlong Wang , Jia-Wang Bian , Chunhua Shen , Mingyu You

Person re-identification (re-id) suffers from a serious occlusion problem when applied to crowded public places. In this paper, we propose to retrieve a full-body person image by using a person image with occlusions. This differs…

Computer Vision and Pattern Recognition · Computer Science 2018-04-23 Jiaxuan Zhuo , Zeyu Chen , Jianhuang Lai , Guangcong Wang

Crowd counting is a challenging problem due to the scene complexity and scale variation. Although deep learning has achieved great improvement in crowd counting, scene complexity affects the judgement of these methods and they usually…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Jiwei Chen , Wen Su , Zengfu Wang

Occluded person re-identification (Re-ID) is a challenging problem due to the destruction of occluders. Most existing methods focus on visible human body parts through some prior information. However, when complementary occlusions occur,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Tao Wang , Mengyuan Liu , Hong Liu , Wenhao Li , Miaoju Ban , Tuanyu Guo , Yidi Li