Search Results for author: Fei Shen

Found 13 papers, 6 papers with code

Exploring Spatial Significance via Hybrid Pyramidal Graph Network for Vehicle Re-identification

1 code implementation29 May 2020 Fei Shen, Jianqing Zhu, Xiaobin Zhu, Yi Xie, Jingchang Huang

Secondly, a novel pyramidal graph network (PGN) is designed to comprehensively explore the spatial significance of feature maps at multiple scales.

Vehicle Re-Identification

A Competitive Method to VIPriors Object Detection Challenge

no code implementations19 Apr 2021 Fei Shen, Xin He, Mengwan Wei, Yi Xie

In this report, we introduce the technical details of our submission to the VIPriors object detection challenge.

Data Augmentation Object +2

GiT: Graph Interactive Transformer for Vehicle Re-identification

no code implementations12 Jul 2021 Fei Shen, Yi Xie, Jianqing Zhu, Xiaobin Zhu, Huanqiang Zeng

In the macro view, a list of GiT blocks are stacked to build a vehicle re-identification model, in where graphs are to extract discriminative local features within patches and transformers are to extract robust global features among patches.

Person Re-Identification Vehicle Re-Identification

HSGNet: Object Re-identification with Hierarchical Similarity Graph Network

no code implementations10 Nov 2022 Fei Shen, Mengwan Wei, Junchi Ren

Secondly, we divide the feature map along with the spatial and channel directions in each hierarchical graph.

Object

Triplet Contrastive Representation Learning for Unsupervised Vehicle Re-identification

1 code implementation23 Jan 2023 Fei Shen, Xiaoyu Du, Liyan Zhang, Xiangbo Shu, Jinhui Tang

To address this problem, in this paper, we propose a simple Triplet Contrastive Representation Learning (TCRL) framework which leverages cluster features to bridge the part features and global features for unsupervised vehicle re-identification.

Contrastive Learning Representation Learning +2

Towards Total Online Unsupervised Anomaly Detection and Localization in Industrial Vision

no code implementations25 May 2023 Han Gao, Huiyuan Luo, Fei Shen, Zhengtao Zhang

Although existing image anomaly detection methods yield impressive results, they are mostly an offline learning paradigm that requires excessive data pre-collection, limiting their adaptability in industrial scenarios with online streaming data.

Contrastive Learning Unsupervised Anomaly Detection

The Second-place Solution for CVPR VISION 23 Challenge Track 1 -- Data Effificient Defect Detection

1 code implementation25 Jun 2023 Xian Tao, Zhen Qu, Hengliang Luo, Jianwen Han, Yonghao He, Danfeng Liu, Chengkan Lv, Fei Shen, Zhengtao Zhang

The Vision Challenge Track 1 for Data-Effificient Defect Detection requires competitors to instance segment 14 industrial inspection datasets in a data-defificient setting.

Defect Detection Instance Segmentation +2

Investigating Shift Equivalence of Convolutional Neural Networks in Industrial Defect Segmentation

1 code implementation29 Sep 2023 Zhen Qu, Xian Tao, Fei Shen, Zhengtao Zhang, Tao Li

In industrial defect segmentation tasks, while pixel accuracy and Intersection over Union (IoU) are commonly employed metrics to assess segmentation performance, the output consistency (also referred to equivalence) of the model is often overlooked.

Data Augmentation Segmentation

Advancing Pose-Guided Image Synthesis with Progressive Conditional Diffusion Models

1 code implementation10 Oct 2023 Fei Shen, Hu Ye, Jun Zhang, Cong Wang, Xiao Han, Wei Yang

Specifically, in the first stage, we design a simple prior conditional diffusion model that predicts the global features of the target image by mining the global alignment relationship between pose coordinates and image appearance.

Image Generation

Low-Complexity Estimation Algorithm and Decoupling Scheme for FRaC System

no code implementations27 Mar 2024 Mengjiang Sun, Peng Chen, Zhenxin Cao, Fei Shen

Hence, a novel decomposed decoupled atomic norm minimization (DANM) method is proposed by splitting the 3D-parameter estimating matrix into multiple 2D matrices with sparsity constraints.

Autonomous Vehicles

LR-FPN: Enhancing Remote Sensing Object Detection with Location Refined Feature Pyramid Network

no code implementations2 Apr 2024 Hanqian Li, Ruinan Zhang, Ye Pan, Junchi Ren, Fei Shen

To address this, we propose a novel location refined feature pyramid network (LR-FPN) to enhance the extraction of shallow positional information and facilitate fine-grained context interaction.

Object object-detection +1

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