Search Results for author: Guoyang Xie

Found 17 papers, 10 papers with code

Towards Zero-shot Point Cloud Anomaly Detection: A Multi-View Projection Framework

1 code implementation20 Sep 2024 Yuqi Cheng, Yunkang Cao, Guoyang Xie, Zhichao Lu, Weiming Shen

Following zero-shot image anomaly detection methods, pre-trained VLMs are utilized to detect anomalies on these depth images.

Anomaly Detection Specificity +1

Towards High-resolution 3D Anomaly Detection via Group-Level Feature Contrastive Learning

no code implementations8 Aug 2024 Hongze Zhu, Guoyang Xie, Chengbin Hou, Tao Dai, Can Gao, Jinbao Wang, Linlin Shen

High-resolution point clouds~(HRPCD) anomaly detection~(AD) plays a critical role in precision machining and high-end equipment manufacturing.

3D Anomaly Detection Contrastive Learning

Rethinking Unsupervised Outlier Detection via Multiple Thresholding

2 code implementations7 Jul 2024 Zhonghang Liu, Panzhong Lu, Guoyang Xie, Zhichao Lu, Wen-Yan Lin

In the realm of unsupervised image outlier detection, assigning outlier scores holds greater significance than its subsequent task: thresholding for predicting labels.

Outlier Detection

AnomalyXFusion: Multi-modal Anomaly Synthesis with Diffusion

1 code implementation30 Apr 2024 Jie Hu, Yawen Huang, Yilin Lu, Guoyang Xie, Guannan Jiang, Yefeng Zheng, Zhichao Lu

The AnomalyXFusion framework comprises two distinct yet synergistic modules: the Multi-modal In-Fusion (MIF) module and the Dynamic Dif-Fusion (DDF) module.

ShadowMaskFormer: Mask Augmented Patch Embeddings for Shadow Removal

1 code implementation29 Apr 2024 Zhuohao Li, Guoyang Xie, Guannan Jiang, Zhichao Lu

Transformer recently emerged as the de facto model for computer vision tasks and has also been successfully applied to shadow removal.

Shadow Removal

Real3D-AD: A Dataset of Point Cloud Anomaly Detection

1 code implementation NeurIPS 2023 Jiaqi Liu, Guoyang Xie, Ruitao Chen, Xinpeng Li, Jinbao Wang, Yong liu, Chengjie Wang, Feng Zheng

High-precision point cloud anomaly detection is the gold standard for identifying the defects of advancing machining and precision manufacturing.

3D Anomaly Detection

K-Space-Aware Cross-Modality Score for Synthesized Neuroimage Quality Assessment

no code implementations10 Jul 2023 Guoyang Xie, Jinbao Wang, Yawen Huang, Jiayi Lyu, Feng Zheng, Yefeng Zheng, Yaochu Jin

To further reflect the frequency-specific information from the magnetic resonance imaging principles, both k-space features and vision features are obtained and employed in our comprehensive encoders with a frequency reconstruction penalty.

Image Generation SSIM

What makes a good data augmentation for few-shot unsupervised image anomaly detection?

no code implementations6 Apr 2023 Lingrui Zhang, Shuheng Zhang, Guoyang Xie, Jiaqi Liu, Hua Yan, Jinbao Wang, Feng Zheng, Yaochu Jin

Data augmentation is a promising technique for unsupervised anomaly detection in industrial applications, where the availability of positive samples is often limited due to factors such as commercial competition and sample collection difficulties.

Data Augmentation Unsupervised Anomaly Detection

IM-IAD: Industrial Image Anomaly Detection Benchmark in Manufacturing

2 code implementations31 Jan 2023 Guoyang Xie, Jinbao Wang, Jiaqi Liu, Jiayi Lyu, Yong liu, Chengjie Wang, Feng Zheng, Yaochu Jin

We realize that the lack of a uniform IM benchmark is hindering the development and usage of IAD methods in real-world applications.

Anomaly Detection Continual Learning +1

Pushing the Limits of Fewshot Anomaly Detection in Industry Vision: Graphcore

no code implementations28 Jan 2023 Guoyang Xie, Jinbao Wang, Jiaqi Liu, Feng Zheng, Yaochu Jin

Besides, we provide a novel model GraphCore via VIIFs that can fast implement unsupervised FSAD training and can improve the performance of anomaly detection.

Anomaly Detection

Deep Industrial Image Anomaly Detection: A Survey

1 code implementation27 Jan 2023 Jiaqi Liu, Guoyang Xie, Jinbao Wang, Shangnian Li, Chengjie Wang, Feng Zheng, Yaochu Jin

In this paper, we provide a comprehensive review of deep learning-based image anomaly detection techniques, from the perspectives of neural network architectures, levels of supervision, loss functions, metrics and datasets.

Anomaly Detection

A Survey of Visual Sensory Anomaly Detection

1 code implementation14 Feb 2022 Xi Jiang, Guoyang Xie, Jinbao Wang, Yong liu, Chengjie Wang, Feng Zheng, Yaochu Jin

In this survey, we are the first one to provide a comprehensive review of visual sensory AD and category into three levels according to the form of anomalies.

Anomaly Detection

Cross-Modality Neuroimage Synthesis: A Survey

no code implementations14 Feb 2022 Guoyang Xie, Yawen Huang, Jinbao Wang, Jiayi Lyu, Feng Zheng, Yefeng Zheng, Yaochu Jin

This is followed by a stepwise in-depth analysis to evaluate how cross-modality neuroimage synthesis improves the performance of its downstream tasks.

Image Generation Weakly-supervised Learning

FedMed-ATL: Misaligned Unpaired Brain Image Synthesis via Affine Transform Loss

1 code implementation29 Jan 2022 Jinbao Wang, Guoyang Xie, Yawen Huang, Yefeng Zheng, Yaochu Jin, Feng Zheng

The proposed method demonstrates the advanced performance in both the quality of our synthesized results under a severely misaligned and unpaired data setting, and better stability than other GAN-based algorithms.

Data Augmentation Image Generation +1

FedMed-GAN: Federated Domain Translation on Unsupervised Cross-Modality Brain Image Synthesis

1 code implementation22 Jan 2022 Jinbao Wang, Guoyang Xie, Yawen Huang, Jiayi Lyu, Yefeng Zheng, Feng Zheng, Yaochu Jin

There is a clear need to launch a federated learning and facilitate the integration of the dispersed data from different institutions.

Federated Learning Image Generation +1

Tiny Adversarial Mulit-Objective Oneshot Neural Architecture Search

no code implementations28 Feb 2021 Guoyang Xie, Jinbao Wang, Guo Yu, Feng Zheng, Yaochu Jin

Our work focuses on how to improve the robustness of tiny neural networks without seriously deteriorating of clean accuracy under mobile-level resources.

Neural Architecture Search

Cannot find the paper you are looking for? You can Submit a new open access paper.