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Recent breakthroughs in natural language processing and computer vision, driven by efficient pre-training on large datasets, have enabled foundation models to excel on a wide range of tasks. However, this potential has not yet been fully…

机器学习 · 计算机科学 2025-02-03 Özgün Turgut , Philip Müller , Martin J. Menten , Daniel Rueckert

Various contrastive learning approaches have been proposed in recent years and achieve significant empirical success. While effective and prevalent, contrastive learning has been less explored for time series data. A key component of…

Recommender systems (RecSys) are essential for online platforms, providing personalized suggestions to users within a vast sea of information. Self-supervised graph learning seeks to harness high-order collaborative filtering signals…

信息检索 · 计算机科学 2025-07-18 Weizhi Zhang , Liangwei Yang , Zihe Song , Henrry Peng Zou , Ke Xu , Yuanjie Zhu , Philip S. Yu

Self-Supervised Contrastive Learning has proven effective in deriving high-quality representations from unlabeled data. However, a major challenge that hinders both unimodal and multimodal contrastive learning is feature suppression, a…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Jihai Zhang , Xiang Lan , Xiaoye Qu , Yu Cheng , Mengling Feng , Bryan Hooi

Biologically inspired spiking neural networks (SNNs) have garnered considerable attention due to their low-energy consumption and spatio-temporal information processing capabilities. Most existing SNNs training methods first integrate…

计算机视觉与模式识别 · 计算机科学 2023-05-24 Haonan Qiu , Zeyin Song , Yanqi Chen , Munan Ning , Wei Fang , Tao Sun , Zhengyu Ma , Li Yuan , Yonghong Tian

Machine learning models, particularly deep neural networks, have demonstrated strong performance in classifying complex time series data. However, their black-box nature limits trust and adoption, especially in high-stakes domains such as…

机器学习 · 计算机科学 2025-12-23 Justin Li , Efe Sencan , Jasper Zheng Duan , Vitus J. Leung , Stephen Tsaur , Ayse K. Coskun

Models for natural language and images benefit from data scaling behavior: the more data fed into the model, the better they perform. This 'better with more' phenomenon enables the effectiveness of large-scale pre-training on vast amounts…

机器学习 · 计算机科学 2025-10-08 Wenzhuo Tang , Haitao Mao , Danial Dervovic , Ivan Brugere , Saumitra Mishra , Yuying Xie , Jiliang Tang

We propose UnCLe, the first standardized benchmark for Unsupervised Continual Learning of a multimodal 3D reconstruction task: Depth completion aims to infer a dense depth map from a pair of synchronized RGB image and sparse depth map. We…

计算机视觉与模式识别 · 计算机科学 2025-06-11 Xien Chen , Rit Gangopadhyay , Michael Chu , Patrick Rim , Hyoungseob Park , Alex Wong

Multi-domain learning (MDL) refers to simultaneously constructing a model or a set of models on datasets collected from different domains. Conventional approaches emphasize domain-shared information extraction and domain-private information…

机器学习 · 计算机科学 2023-07-31 Rui He , Shengcai Liu , Jiahao Wu , Shan He , Ke Tang

As instruction-tuned large language models (LLMs) evolve, aligning pretrained foundation models presents increasing challenges. Existing alignment strategies, which typically leverage diverse and high-quality data sources, often overlook…

计算与语言 · 计算机科学 2024-06-10 Yikun Wang , Rui Zheng , Liang Ding , Qi Zhang , Dahua Lin , Dacheng Tao

A fundamental challenge in federated learning lies in mixing heterogeneous datasets and classification tasks while minimizing the high communication cost caused by clients as well as the exchange of weight updates with the server over a…

图像与视频处理 · 电气工程与系统科学 2024-08-19 Atefe Hassani , Islem Rekik

Building a universal trajectory foundation model is a promising solution to address the limitations of existing trajectory modeling approaches, such as task specificity, regional dependency, and data sensitivity. Despite its potential, data…

新兴技术 · 计算机科学 2025-09-30 Yuanshao Zhu , James Jianqiao Yu , Xiangyu Zhao , Xun Zhou , Liang Han , Xuetao Wei , Yuxuan Liang

Contrastive Learning (CL) has been proved to be a powerful self-supervised approach for a wide range of domains, including computer vision and graph representation learning. However, the incremental learning issue of CL has rarely been…

机器学习 · 计算机科学 2023-01-31 Cheng Ji , Jianxin Li , Hao Peng , Jia Wu , Xingcheng Fu , Qingyun Sun , Phillip S. Yu

Foundational Vision-Language Models (VLMs) excel across diverse tasks, but adapting them to new domains without forgetting prior knowledge remains a critical challenge. Continual Learning (CL) addresses this challenge by enabling models to…

机器学习 · 计算机科学 2026-02-03 Vaibhav Singh , Rahaf Aljundi , Eugene Belilovsky

As the cost of pretraining large language models grows, there is continued interest in strategies to improve learning efficiency during this core training stage. Motivated by cognitive development, where humans gradually build knowledge as…

计算与语言 · 计算机科学 2026-02-10 Karanpartap Singh , Neil Band , Ehsan Adeli

Real-world time series come with text: metadata, descriptions, news, reports. Yet time series foundation models process numerical sequences in isolation, and the multimodal text-and-time-series models that attempt to bridge the two all…

机器学习 · 计算机科学 2026-05-21 Paul Quinlan , Jeremy Levasseur , Qingguo Li , Xiaodan Zhu

Contrastive learning has emerged as a pivotal framework for representation learning, underpinning advances in both unimodal and bimodal applications like SimCLR and CLIP. To address fundamental limitations like large batch size dependency…

机器学习 · 计算机科学 2024-12-12 Ajay Jagannath , Aayush Upadhyay , Anant Mehta

Blocking is a critical step in entity resolution, and the emergence of neural network-based representation models has led to the development of dense blocking as a promising approach for exploring deep semantics in blocking. However,…

数据库 · 计算机科学 2024-04-26 Tianshu Wang , Hongyu Lin , Xianpei Han , Xiaoyang Chen , Boxi Cao , Le Sun

Continual learning is a process that involves training learning agents to sequentially master a stream of tasks or classes without revisiting past data. The challenge lies in leveraging previously acquired knowledge to learn new tasks…

机器学习 · 计算机科学 2024-02-21 Marcus de Carvalho , Mahardhika Pratama , Jie Zhang , Chua Haoyan , Edward Yapp

Time series analysis is pivotal in domains like financial forecasting and biomedical monitoring, yet traditional methods are constrained by limited nonlinear feature representation and long-term dependency capture. The emergence of Large…

机器学习 · 计算机科学 2025-06-16 Feifei Shi , Xueyan Yin , Kang Wang , Wanyu Tu , Qifu Sun , Huansheng Ning