中文
相关论文

相关论文: Purge-Gate: Backpropagation-Free Test-Time Adaptat…

200 篇论文

Test-Time Adaptation (TTA) addresses distribution shifts during testing by adapting a pretrained model without access to source data. In this work, we propose a novel TTA approach for 3D point cloud classification, combining sampling…

Test-time adaptation (TTA) enhances the zero-shot robustness under distribution shifts by leveraging unlabeled test data during inference. Despite notable advances, several challenges still limit its broader applicability. First, most…

计算机视觉与模式识别 · 计算机科学 2026-05-04 Youjia Zhang , Youngeun Kim , Young-Geun Choi , Hongyeob Kim , Huiling Liu , Sungeun Hong

Real-world systems often encounter new data over time, which leads to experiencing target domain shifts. Existing Test-Time Adaptation (TTA) methods tend to apply computationally heavy and memory-intensive backpropagation-based approaches…

Test-time adaptation (TTA) of 3D point clouds is crucial for mitigating discrepancies between training and testing samples in real-world scenarios, particularly when handling corrupted point clouds. LiDAR data, for instance, can be affected…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Hamidreza Dastmalchi , Aijun An , Ali Cheraghian , Shafin Rahman , Sameera Ramasinghe

We present Point-TTA, a novel test-time adaptation framework for point cloud registration (PCR) that improves the generalization and the performance of registration models. While learning-based approaches have achieved impressive progress,…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Ahmed Hatem , Yiming Qian , Yang Wang

Parameter-efficient fine-tuning (PEFT) of pre-trained 3D point cloud Transformers has emerged as a promising technique for 3D point cloud analysis. While existing PEFT methods attempt to minimize the number of tunable parameters, they often…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Takahiko Furuya

Test-Time Adaptation (TTA) has emerged as an effective solution for adapting Vision Transformers (ViT) to distribution shifts without additional training data. However, existing TTA methods often incur substantial computational overhead,…

计算机视觉与模式识别 · 计算机科学 2025-08-07 Yizhe Xiong , Zihan Zhou , Yiwen Liang , Hui Chen , Zijia Lin , Tianxiang Hao , Fan Zhang , Jungong Han , Guiguang Ding

While test-time adaptation (TTA) methods effectively address domain shifts by dynamically adapting pre-trained models to target domain data during online inference, their application to 3D point clouds is hindered by their irregular and…

计算机视觉与模式识别 · 计算机科学 2025-07-25 Xin Wei , Qin Yang , Yijie Fang , Mingrui Zhu , Nannan Wang

Data augmentation is a powerful technique to enhance the performance of a deep learning task but has received less attention in 3D deep learning. It is well known that when 3D shapes are sparsely represented with low point density, the…

计算机视觉与模式识别 · 计算机科学 2023-11-23 Tuan-Anh Vu , Srinjay Sarkar , Zhiyuan Zhang , Binh-Son Hua , Sai-Kit Yeung

Test-time adaptation (TTA) aims to fine-tune a trained model online using unlabeled testing data to adapt to new environments or out-of-distribution data, demonstrating broad application potential in real-world scenarios. However, in this…

机器学习 · 计算机科学 2024-12-24 Qi Deng , Shuaicheng Niu , Ronghao Zhang , Yaofo Chen , Runhao Zeng , Jian Chen , Xiping Hu

3D point clouds captured from real-world sensors frequently encompass noisy points due to various obstacles, such as occlusion, limited resolution, and variations in scale. These challenges hinder the deployment of pre-trained point cloud…

计算机视觉与模式识别 · 计算机科学 2024-07-24 Hajin Shim , Changhun Kim , Eunho Yang

Domain adaptation (DA) techniques help deep learning models generalize across data shifts for point cloud semantic segmentation (PCSS). Test-time adaptation (TTA) allows direct adaptation of a pre-trained model to unlabeled data during…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Puzuo Wang , Wei Yao , Jie Shao , Zhiyi He

Online adaptation to distribution shifts in satellite image segmentation stands as a crucial yet underexplored problem. In this paper, we address source-free and online domain adaptation, i.e., test-time adaptation (TTA), for satellite…

计算机视觉与模式识别 · 计算机科学 2024-01-05 Fahim Faisal Niloy , Kishor Kumar Bhaumik , Simon S. Woo

Test-time adaptation (TTA) of visual language models has recently attracted significant attention as a solution to the performance degradation caused by distribution shifts in downstream tasks. However, existing cache-based TTA methods have…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Haotian Zhai , Xinyu Chen , Can Zhang , Tianming Sha , Ruirui Li

Test-Time Adaptation (TTA) adapts pre-trained models using only unlabeled test streams, requiring real-time inference and update without access to source data. We propose StructuralTest-time Alignment of Gradients (STAG), a lightweight…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Juhyeon Shin , Yujin Oh , Jonghyun Lee , Saehyung Lee , Minjun Park , Dongjun Lee , Uiwon Hwang , Sungroh Yoon

The recent surge in 3D data acquisition has spurred the development of geometric deep learning models for point cloud processing, boosted by the remarkable success of transformers in natural language processing. While point cloud…

计算机视觉与模式识别 · 计算机科学 2024-01-29 Alessandro Baiocchi , Indro Spinelli , Alessandro Nicolosi , Simone Scardapane

Test-Time Training (TTT) has emerged as a promising solution to address distribution shifts in 3D point cloud classification. However, existing methods often rely on computationally expensive backpropagation during adaptation, limiting…

Point cloud analysis has achieved outstanding performance by transferring point cloud pre-trained models. However, existing methods for model adaptation usually update all model parameters, i.e., full fine-tuning paradigm, which is…

计算机视觉与模式识别 · 计算机科学 2024-04-08 Xin Zhou , Dingkang Liang , Wei Xu , Xingkui Zhu , Yihan Xu , Zhikang Zou , Xiang Bai

We consider the problem of improving the human instance segmentation mask quality for a given test image using keypoints estimation. We compare two alternative approaches. The first approach is a test-time adaptation (TTA) method, where we…

计算机视觉与模式识别 · 计算机科学 2022-12-14 Kambiz Azarian , Debasmit Das , Hyojin Park , Fatih Porikli

Continual test-time adaptive object detection (CTTA-OD) aims to online adapt a source pre-trained detector to ever-changing environments during inference under continuous domain shifts. Most existing CTTA-OD methods prioritize effectiveness…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Kunyu Wang , Xueyang Fu , Xin Lu , Chengjie Ge , Chengzhi Cao , Wei Zhai , Zheng-Jun Zha
‹ 上一页 1 2 3 10 下一页 ›