English
Related papers

Related papers: MuRAL-CPD: Active Learning for Multiresolution Cha…

200 papers

We propose a novel active learning framework for multi-view semantic segmentation. This framework relies on a new score that measures the discrepancy between point cloud distributions generated from the extra geometrical information derived…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Christian Hilaire , Sima Didari

Change detection (CD) is an important yet challenging task in the Earth observation field for monitoring Earth surface dynamics. The advent of deep learning techniques has recently propelled automatic CD into a technological revolution.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Haonan Guo , Bo Du , Chen Wu , Chengxi Han , Liangpei Zhang

Change point detection aims to identify abrupt shifts occurring at multiple points within a data sequence. This task becomes particularly challenging in the online setting, where different types of changes can occur, including shifts in…

Machine Learning · Computer Science 2024-10-29 Chengyuan Deng , Zhengzhang Chen , Xujiang Zhao , Haoyu Wang , Junxiang Wang , Haifeng Chen , Jie Gao

Given a sequence of random (directed and weighted) graphs, we address the problem of online monitoring and detection of changes in the underlying data distribution. Our idea is to endow sequential change-point detection (CPD) techniques…

Machine Learning · Computer Science 2022-02-03 Bernardo Marenco , Paola Bermolen , Marcelo Fiori , Federico Larroca , Gonzalo Mateos

Image-point class incremental learning helps the 3D-points-vision robots continually learn category knowledge from 2D images, improving their perceptual capability in dynamic environments. However, some incremental learning methods address…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Chao Qi , Jianqin Yin , Ren Zhang

Foundation models for vision have transformed visual recognition with powerful pretrained representations and strong zero-shot capabilities, yet their potential for data-efficient learning remains largely untapped. Active Learning (AL) aims…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Huy Hoang Nguyen , Cédric Jung , Shirin Salehi , Tobias Glück , Anke Schmeink , Andreas Kugi

Detecting change-points in data is challenging because of the range of possible types of change and types of behaviour of data when there is no change. Statistically efficient methods for detecting a change will depend on both of these…

Machine Learning · Statistics 2024-08-29 Jie Li , Paul Fearnhead , Piotr Fryzlewicz , Tengyao Wang

While several convolution-like operators have recently been proposed for extracting features out of point clouds, down-sampling an unordered point cloud in a deep neural network has not been rigorously studied. Existing methods down-sample…

Computer Vision and Pattern Recognition · Computer Science 2020-05-27 Ehsan Nezhadarya , Ehsan Taghavi , Ryan Razani , Bingbing Liu , Jun Luo

Recent advancements in multimodal foundation models (e.g., CLIP) have excelled in zero-shot generalization. Prompt tuning involved in the knowledge transfer from foundation models to downstream tasks has gained significant attention…

Computer Vision and Pattern Recognition · Computer Science 2023-12-07 Xuejing Liu , Wei Tang , Jinghui Lu , Rui Zhao , Zhaojun Guo , Fei Tan

Acquiring the most representative examples via active learning (AL) can benefit many data-dependent computer vision tasks by minimizing efforts of image-level or pixel-wise annotations. In this paper, we propose a novel Collaborative…

Computer Vision and Pattern Recognition · Computer Science 2022-01-12 Yu Qiao , Jincheng Zhu , Chengjiang Long , Zeyao Zhang , Yuxin Wang , Zhenjun Du , Xin Yang

The burgeoning volume of multi-modal data necessitates advanced retrieval paradigms beyond unimodal and cross-modal approaches. Composed Multi-modal Retrieval (CMR) emerges as a pivotal next-generation technology, enabling users to query…

Information Retrieval · Computer Science 2025-07-22 Kun Zhang , Jingyu Li , Zhe Li , Jingjing Zhang , Fan Li , Yandong Liu , Rui Yan , Zihang Jiang , Nan Chen , Lei Zhang , Yongdong Zhang , Zhendong Mao , S. Kevin Zhou

Multivariate time series anomaly detection has become increasingly important in real-world applications, where labeled data are often scarce. Many existing approaches rely on unsupervised learning to model normal patterns, but they often…

Machine Learning · Computer Science 2026-05-25 Jaehyeop Hong , Youngbum Hur

Active learning strategies aim to train high-performance models with minimal labeled data by selecting the most informative instances for labeling. However, existing methods for assessing data informativeness often fail to align directly…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Zhixuan Liang , Xingyu Zeng , Rui Zhao , Ping Luo

Continual learning (CL) breaks off the one-way training manner and enables a model to adapt to new data, semantics and tasks continuously. However, current CL methods mainly focus on single tasks. Besides, CL models are plagued by…

Computer Vision and Pattern Recognition · Computer Science 2024-11-22 Bo Yuan , Danpei Zhao , Zhuoran Liu , Wentao Li , Tian Li

We propose an adaptive change point detection method (A-CPD) for machine guided weak label annotation of audio recording segments. The goal is to maximize the amount of information gained about the temporal activations of the target sounds.…

Sound · Computer Science 2024-08-27 John Martinsson , Olof Mogren , Maria Sandsten , Tuomas Virtanen

In the educational domain, identifying students at risk of dropping out is essential for allowing educators to intervene effectively, improving both academic outcomes and overall student well-being. Data in educational settings often…

Computers and Society · Computer Science 2025-03-11 Jiabei Cheng , Zhen-Qun Yang , Jiannong Cao , Yu Yang , Kai Cheung Franky Poon , Daniel Lai

Reliable autonomous driving systems require accurate detection of traffic participants. To this end, multi-modal fusion has emerged as an effective strategy. In particular, 4D radar and LiDAR fusion methods based on multi-frame radar point…

Computer Vision and Pattern Recognition · Computer Science 2025-05-15 Xiangyuan Peng , Yu Wang , Miao Tang , Bierzynski Kay , Lorenzo Servadei , Robert Wille

Statistical change point (CP) detection methods typically rely on likelihood-based inference and ignore contextual information about plausible CP locations beyond the observed sequence. Although informative priors provide a natural way to…

Methodology · Statistics 2026-05-05 Jonathon Jacobs , Shanshan Chen

Detecting abrupt changes in real-time data streams from scientific simulations presents a challenging task, demanding the deployment of accurate and efficient algorithms. Identifying change points in live data stream involves continuous…

We propose a novel Coupled Projection multi-task Metric Learning (CP-mtML) method for large scale face retrieval. In contrast to previous works which were limited to low dimensional features and small datasets, the proposed method scales to…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Binod Bhattarai , Gaurav Sharma , Frederic Jurie