Search Results for author: Qiang Nie

Found 18 papers, 6 papers with code

Single-temporal Supervised Remote Change Detection for Domain Generalization

no code implementations17 Apr 2024 Qiangang Du, Jinlong Peng, Xu Chen, Qingdong He, Liren He, Qiang Nie, Wenbing Zhu, Mingmin Chi, Yabiao Wang, Chengjie Wang

In this paper, we propose a multimodal contrastive learning (ChangeCLIP) based on visual-language pre-training for change detection domain generalization.

Change Detection Contrastive Learning +1

SoftPatch: Unsupervised Anomaly Detection with Noisy Data

1 code implementation NeurIPS 2022 Xi Jiang, Ying Chen, Qiang Nie, Yong liu, Jianlin Liu, Bin-Bin Gao, Jun Liu, Chengjie Wang, Feng Zheng

Noise discriminators are utilized to generate outlier scores for patch-level noise elimination before coreset construction.

Unsupervised Anomaly Detection

Toward Multi-class Anomaly Detection: Exploring Class-aware Unified Model against Inter-class Interference

no code implementations21 Mar 2024 Xi Jiang, Ying Chen, Qiang Nie, Jianlin Liu, Yong liu, Chengjie Wang, Feng Zheng

To address this issue, we introduce a Multi-class Implicit Neural representation Transformer for unified Anomaly Detection (MINT-AD), which leverages the fine-grained category information in the training stage.

Anomaly Detection

HCPM: Hierarchical Candidates Pruning for Efficient Detector-Free Matching

no code implementations19 Mar 2024 Ying Chen, Yong liu, Kai Wu, Qiang Nie, Shang Xu, Huifang Ma, Bing Wang, Chengjie Wang

Deep learning-based image matching methods play a crucial role in computer vision, yet they often suffer from substantial computational demands.

Tuning-Free Image Customization with Image and Text Guidance

no code implementations19 Mar 2024 Pengzhi Li, Qiang Nie, Ying Chen, Xi Jiang, Kai Wu, Yuhuan Lin, Yong liu, Jinlong Peng, Chengjie Wang, Feng Zheng

To our knowledge, this is the first tuning-free method that concurrently utilizes text and image guidance for image customization in specific regions.

Denoising Image Generation

LORS: Low-rank Residual Structure for Parameter-Efficient Network Stacking

1 code implementation7 Mar 2024 Jialin Li, Qiang Nie, WeiFu Fu, Yuhuan Lin, Guangpin Tao, Yong liu, Chengjie Wang

Deep learning models, particularly those based on transformers, often employ numerous stacked structures, which possess identical architectures and perform similar functions.

Unsupervised Continual Anomaly Detection with Contrastively-learned Prompt

1 code implementation2 Jan 2024 Jiaqi Liu, Kai Wu, Qiang Nie, Ying Chen, Bin-Bin Gao, Yong liu, Jinbao Wang, Chengjie Wang, Feng Zheng

Unsupervised Anomaly Detection (UAD) with incremental training is crucial in industrial manufacturing, as unpredictable defects make obtaining sufficient labeled data infeasible.

continual anomaly detection Continual Learning +2

Beyond Prototypes: Semantic Anchor Regularization for Better Representation Learning

1 code implementation19 Dec 2023 Yanqi Ge, Qiang Nie, Ye Huang, Yong liu, Chengjie Wang, Feng Zheng, Wen Li, Lixin Duan

By pulling the learned features to these semantic anchors, several advantages can be attained: 1) the intra-class compactness and naturally inter-class separability, 2) induced bias or errors from feature learning can be avoided, and 3) robustness to the long-tailed problem.

Disentanglement

Can the Query-based Object Detector Be Designed with Fewer Stages?

no code implementations28 Sep 2023 Jialin Li, WeiFu Fu, Yuhuan Lin, Qiang Nie, Yong liu

Query-based object detectors have made significant advancements since the publication of DETR.

NeRF-Loc: Visual Localization with Conditional Neural Radiance Field

1 code implementation17 Apr 2023 Jianlin Liu, Qiang Nie, Yong liu, Chengjie Wang

We propose a novel visual re-localization method based on direct matching between the implicit 3D descriptors and the 2D image with transformer.

Neural Rendering Visual Localization

HopFIR: Hop-wise GraphFormer with Intragroup Joint Refinement for 3D Human Pose Estimation

no code implementations ICCV 2023 Kai Zhai, Qiang Nie, Bo Ouyang, Xiang Li, Shanlin Yang

The HGF module groups the joints by k-hop neighbors and applies a hopwise transformer-like attention mechanism to these groups to discover latent joint synergies.

3D Human Pose Estimation

Rethinking Dimensionality Reduction in Grid-based 3D Object Detection

no code implementations20 Sep 2022 Dihe Huang, Ying Chen, Yikang Ding, Jinli Liao, Jianlin Liu, Kai Wu, Qiang Nie, Yong liu, Chengjie Wang, Zhiheng Li

In MDRNet, the Spatial-aware Dimensionality Reduction (SDR) is designed to dynamically focus on the valuable parts of the object during voxel-to-BEV feature transformation.

3D Object Detection Cloud Detection +3

Deterministic Point Cloud Registration via Novel Transformation Decomposition

no code implementations CVPR 2022 Wen Chen, Haoang Li, Qiang Nie, Yun-hui Liu

Given a set of putative 3D-3D point correspondences, we aim to remove outliers and estimate rigid transformation with 6 degrees of freedom (DOF).

Point Cloud Registration

Lifting 2D Human Pose to 3D with Domain Adapted 3D Body Concept

no code implementations23 Nov 2021 Qiang Nie, Ziwei Liu, Yunhui Liu

Inspired by this, we propose a new framework that leverages the labeled 3D human poses to learn a 3D concept of the human body to reduce the ambiguity.

3D Pose Estimation Domain Adaptation

Unsupervised 3D Human Pose Representation with Viewpoint and Pose Disentanglement

1 code implementation ECCV 2020 Qiang Nie, Ziwei Liu, Yun-hui Liu

Learning a good 3D human pose representation is important for human pose related tasks, e. g. human 3D pose estimation and action recognition.

3D Pose Estimation Action Recognition +2

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