English
Related papers

Related papers: ProtoGuard-guided PROPEL: Class-Aware Prototype En…

200 papers

The recent success of pre-trained 2D vision models is mostly attributable to learning from large-scale datasets. However, compared with 2D image datasets, the current pre-training data of 3D point cloud is limited. To overcome this…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Yuan Yao , Yuanhan Zhang , Zhenfei Yin , Jiebo Luo , Wanli Ouyang , Xiaoshui Huang

State-of-the-art deep neural networks are still struggling to address the catastrophic forgetting problem in continual learning. In this paper, we propose one simple paradigm (named as S-Prompting) and two concrete approaches to highly…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Yabin Wang , Zhiwu Huang , Xiaopeng Hong

Traditional learning systems are trained in closed-world for a fixed number of classes, and need pre-collected datasets in advance. However, new classes often emerge in real-world applications and should be learned incrementally. For…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Da-Wei Zhou , Han-Jia Ye , De-Chuan Zhan

Class incremental learning aims to enable models to learn from sequential, non-stationary data streams across different tasks without catastrophic forgetting. In class incremental semantic segmentation (CISS), the semantic content of image…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Xiao Yu , Yan Fang , Yao Zhao , Yunchao Wei

Semantic understanding of 3D point cloud relies on learning models with massively annotated data, which, in many cases, are expensive or difficult to collect. This has led to an emerging research interest in semi-supervised learning (SSL)…

Computer Vision and Pattern Recognition · Computer Science 2022-05-03 Xian Shi , Xun Xu , Wanyue Zhang , Xiatian Zhu , Chuan Sheng Foo , Kui Jia

Three-dimensional (3D) point clouds are becoming increasingly vital in applications such as autonomous driving, augmented reality, and immersive communication, demanding real-time processing and low latency. However, their large data…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Zhe Luo , Wenjing Jia , Stuart Perry

3D semantic occupancy prediction is central to autonomous driving, yet current methods are vulnerable to long-tailed class bias and out-of-distribution (OOD) inputs, often overconfidently assigning anomalies to rare classes. We present…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Yuheng Zhang , Mengfei Duan , Kunyu Peng , Yuhang Wang , Di Wen , Danda Pani Paudel , Luc Van Gool , Kailun Yang

Point cloud semantic segmentation plays an essential role in autonomous driving, providing vital information about drivable surfaces and nearby objects that can aid higher level tasks such as path planning and collision avoidance. While…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Ozan Unal , Luc Van Gool , Dengxin Dai

Multi-modal class-incremental learning (MMCIL) seeks to leverage multi-modal data, such as audio-visual and image-text pairs, thereby enabling models to learn continuously across a sequence of tasks while mitigating forgetting. While…

Machine Learning · Computer Science 2025-01-17 Xianghu Yue , Yiming Chen , Xueyi Zhang , Xiaoxue Gao , Mengling Feng , Mingrui Lao , Huiping Zhuang , Haizhou Li

This paper studies class incremental learning (CIL) of continual learning (CL). Many approaches have been proposed to deal with catastrophic forgetting (CF) in CIL. Most methods incrementally construct a single classifier for all classes of…

Machine Learning · Computer Science 2022-08-23 Gyuhak Kim , Zixuan Ke , Bing Liu

Traditional 3D segmentation methods can only recognize a fixed range of classes that appear in the training set, which limits their application in real-world scenarios due to the lack of generalization ability. Large-scale visual-language…

Computer Vision and Pattern Recognition · Computer Science 2023-12-13 Yuanbin Wang , Shaofei Huang , Yulu Gao , Zhen Wang , Rui Wang , Kehua Sheng , Bo Zhang , Si Liu

We tackle the problem of learning an implicit scene representation for 3D instance segmentation from a sequence of posed RGB images. Towards this, we introduce 3DIML, a novel framework that efficiently learns a neural label field which can…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 George Tang , Krishna Murthy Jatavallabhula , Antonio Torralba

Self-supervised learning (SSL) on 3D point clouds has the potential to learn feature representations that can transfer to diverse sensors and multiple downstream perception tasks. However, recent SSL approaches fail to define pretext tasks…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Barza Nisar , Steven L. Waslander

Class Incremental Learning (CIL) aims to continuously learn new categories while retaining the knowledge of old ones. Pre-trained models (PTMs) show promising capabilities in CIL. However, existing approaches that apply lightweight…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Kai Jiang , Zhengyan Shi , Dell Zhang , Hongyuan Zhang , Xuelong Li

The rapid growth of 3D digital content necessitates expandable recognition systems for open-world scenarios. However, existing 3D class-incremental learning methods struggle under extreme data scarcity due to geometric misalignment and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-23 Tuo Xiang , Xuemiao Xu , Bangzhen Liu , Jinyi Li , Yong Li , Shengfeng He

3D semantic scene labeling is a fundamental task for Autonomous Driving. Recent work shows the capability of Deep Neural Networks in labeling 3D point sets provided by sensors like LiDAR, and Radar. Imbalanced distribution of classes in the…

Computer Vision and Pattern Recognition · Computer Science 2019-06-27 Mohammed Abdou , Mahmoud Elkhateeb , Ibrahim Sobh , Ahmad Elsallab

Continual learning (CL) aims to empower models to learn new tasks without forgetting previously acquired knowledge. Most prior works concentrate on the techniques of architectures, replay data, regularization, \etc. However, the category…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Bolin Ni , Hongbo Zhao , Chenghao Zhang , Ke Hu , Gaofeng Meng , Zhaoxiang Zhang , Shiming Xiang

Class-Incremental Learning (CIL) aims to continuously acquire new categories while preserving previously learned knowledge. Recently, Contrastive Language-Image Pre-trained (CLIP) models have shown strong potential for CIL due to their…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Tianqi Wang , Jingcai Guo

Few-Shot Class Incremental Learning (FSCIL) is a challenging continual learning task, where limited training examples are available during several learning sessions. To succeed in this task, it is necessary to avoid over-fitting new classes…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Marco D'Alessandro , Alberto Alonso , Enrique Calabrés , Mikel Galar

Class-Incremental Learning (CIL) enables models to continuously integrate new knowledge while mitigating catastrophic forgetting. Driven by the remarkable generalization of CLIP, leveraging pre-trained vision-language models has become a…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Hao Sun , Zi-Jun Ding , Da-Wei Zhou