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相关论文: Semi-supervised 3D Object Detection with PatchTeac…

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Accurately detecting objects in the environment is a key challenge for autonomous vehicles. However, obtaining annotated data for detection is expensive and time-consuming. We introduce PatchContrast, a novel self-supervised point cloud…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Oren Shrout , Ori Nizan , Yizhak Ben-Shabat , Ayellet Tal

Compared to supervised learning, semi-supervised learning reduces the dependence of deep learning on a large number of labeled samples. In this work, we use a small number of labeled samples and perform data augmentation on unlabeled…

机器学习 · 计算机科学 2020-01-14 Qiuyu Zhu , Tiantian Li

Unsupervised domain adaptation (DA) with the aid of pseudo labeling techniques has emerged as a crucial approach for domain-adaptive 3D object detection. While effective, existing DA methods suffer from a substantial drop in performance…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Zhuoxiao Chen , Yadan Luo , Zheng Wang , Mahsa Baktashmotlagh , Zi Huang

We address the task of weakly-supervised few-shot image classification and segmentation, by leveraging a Vision Transformer (ViT) pretrained with self-supervision. Our proposed method takes token representations from the self-supervised ViT…

计算机视觉与模式识别 · 计算机科学 2023-07-10 Dahyun Kang , Piotr Koniusz , Minsu Cho , Naila Murray

Few-shot semantic segmentation addresses the learning task in which only few images with ground truth pixel-level labels are available for the novel classes of interest. One is typically required to collect a large mount of data (i.e., base…

计算机视觉与模式识别 · 计算机科学 2021-11-03 Yuan-Hao Lee , Fu-En Yang , Yu-Chiang Frank Wang

Despite the remarkable performance of supervised medical image segmentation models, relying on a large amount of labeled data is impractical in real-world situations. Semi-supervised learning approaches aim to alleviate this challenge using…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Yunyao Lu , Yihang Wu , Ahmad Chaddad , Tareef Daqqaq , Reem Kateb

In this paper, we delve into semi-supervised 2D human pose estimation. The previous method ignored two problems: (i) When conducting interactive training between large model and lightweight model, the pseudo label of lightweight model will…

计算机视觉与模式识别 · 计算机科学 2023-03-09 Linzhi Huang , Yulong Li , Hongbo Tian , Yue Yang , Xiangang Li , Weihong Deng , Jieping Ye

Segmentation is a critical task in computational pathology, as it identifies areas affected by disease or abnormal growth and is essential for diagnosis and treatment. However, acquiring high-quality pixel-level supervised segmentation data…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Zhiling Yan , Sicheng Chen , Tianyi Zhang , Nan Ying , Yanli Lei , Guanglei Zhang

We propose an unsupervised method for detecting and tracking moving objects in 3D, in unlabelled RGB-D videos. The method begins with classic handcrafted techniques for segmenting objects using motion cues: we estimate optical flow and…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Adam W. Harley , Yiming Zuo , Jing Wen , Ayush Mangal , Shubhankar Potdar , Ritwick Chaudhry , Katerina Fragkiadaki

One object class may show large variations due to diverse illuminations, backgrounds and camera viewpoints. Traditional object detection methods often perform worse under unconstrained video environments. To address this problem, many…

计算机视觉与模式识别 · 计算机科学 2018-03-14 Dapeng Luo , Zhipeng Zeng , Nong Sang , Xiang Wu , Longsheng Wei , Quanzheng Mou , Jun Cheng , Chen Luo

This paper studies semi-supervised learning of semantic segmentation, which assumes that only a small portion of training images are labeled and the others remain unlabeled. The unlabeled images are usually assigned pseudo labels to be used…

计算机视觉与模式识别 · 计算机科学 2022-06-02 Donghyeon Kwon , Suha Kwak

Densely annotating LiDAR point clouds is costly, which restrains the scalability of fully-supervised learning methods. In this work, we study the underexplored semi-supervised learning (SSL) in LiDAR segmentation. Our core idea is to…

计算机视觉与模式识别 · 计算机科学 2023-09-04 Lingdong Kong , Jiawei Ren , Liang Pan , Ziwei Liu

Training neural networks to perform 3D object detection for autonomous driving requires a large amount of diverse annotated data. However, obtaining training data with sufficient quality and quantity is expensive and sometimes impossible…

计算机视觉与模式识别 · 计算机科学 2022-12-13 Tamas Matuszka , Daniel Kozma

Semi-supervised learning (SSL) has shown its effectiveness in learning effective 3D representation from a small amount of labelled data while utilizing large unlabelled data. Traditional semi-supervised approaches rely on the fundamental…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Sneha Paul , Zachary Patterson , Nizar Bouguila

Object classification using LiDAR 3D point cloud data is critical for modern applications such as autonomous driving. However, labeling point cloud data is labor-intensive as it requires human annotators to visualize and inspect the 3D data…

计算机视觉与模式识别 · 计算机科学 2022-11-01 Ziwei Wang , Reza Arablouei , Jiajun Liu , Paulo Borges , Greg Bishop-Hurley , Nicholas Heaney

Semi-supervised learning has been an effective paradigm for leveraging unlabeled data to reduce the reliance on labeled data. We propose CoMatch, a new semi-supervised learning method that unifies dominant approaches and addresses their…

机器学习 · 计算机科学 2021-03-04 Junnan Li , Caiming Xiong , Steven Hoi

Offline model-based optimization aims to find a design that maximizes a property of interest using only an offline dataset, with applications in robot, protein, and molecule design, among others. A prevalent approach is gradient ascent,…

计算工程、金融与科学 · 计算机科学 2023-10-11 Ye Yuan , Can Chen , Zixuan Liu , Willie Neiswanger , Xue Liu

Recent studies have shown that the benefits provided by self-supervised pre-training and self-training (pseudo-labeling) are complementary. Semi-supervised fine-tuning strategies under the pre-training framework, however, remain…

声音 · 计算机科学 2022-06-28 Bowen Zhang , Songjun Cao , Xiaoming Zhang , Yike Zhang , Long Ma , Takahiro Shinozaki

Semi-supervised object detection methods are widely used in autonomous driving systems, where only a fraction of objects are labeled. To propagate information from the labeled objects to the unlabeled ones, pseudo-labels for unlabeled…

计算机视觉与模式识别 · 计算机科学 2022-04-19 Shu Hu , Chun-Hao Liu , Jayanta Dutta , Ming-Ching Chang , Siwei Lyu , Naveen Ramakrishnan

Training deep networks for semantic segmentation requires large amounts of labeled training data, which presents a major challenge in practice, as labeling segmentation masks is a highly labor-intensive process. To address this issue, we…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Lukas Hoyer , Dengxin Dai , Yuhua Chen , Adrian Köring , Suman Saha , Luc Van Gool