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User purchasing prediction with multi-behavior information remains a challenging problem for current recommendation systems. Various methods have been proposed to address it via leveraging the advantages of graph neural networks (GNNs) or…

Information Retrieval · Computer Science 2022-01-20 Haoran Yang , Hongxu Chen , Lin Li , Philip S. Yu , Guandong Xu

Multi-modal recommender system focuses on utilizing rich modal information ( i.e., images and textual descriptions) of items to improve recommendation performance. The current methods have achieved remarkable success with the powerful…

Information Retrieval · Computer Science 2025-08-20 Shouxing Ma , Yawen Zeng , Shiqing Wu , Guandong Xu

We propose a method to detect individualized highlights for users on given target videos based on their preferred highlight clips marked on previous videos they have watched. Our method explicitly leverages the contents of both the…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Uttaran Bhattacharya , Gang Wu , Stefano Petrangeli , Viswanathan Swaminathan , Dinesh Manocha

Contrastive learning is a popular form of self-supervised learning that encourages augmentations (views) of the same input to have more similar representations compared to augmentations of different inputs. Recent attempts to theoretically…

Machine Learning · Computer Science 2022-03-01 Nikunj Saunshi , Jordan Ash , Surbhi Goel , Dipendra Misra , Cyril Zhang , Sanjeev Arora , Sham Kakade , Akshay Krishnamurthy

Banding artifacts are artificially-introduced contours arising from the quantization of a smooth region in a video. Despite the advent of recent higher quality video systems with more efficient codecs, these artifacts remain conspicuous,…

Image and Video Processing · Electrical Eng. & Systems 2021-02-02 Pulkit Tandon , Mariana Afonso , Joel Sole , Lukáš Krasula

Semantically connecting users and items is a fundamental problem for the matching stage of an industrial recommender system. Recent advances in this topic are based on multi-channel retrieval to efficiently measure users' interest on items…

Information Retrieval · Computer Science 2022-02-15 Yujie Lu , Ping Nie , Shengyu Zhang , Ming Zhao , Ruobing Xie , William Yang Wang , Yi Ren

The extraction of text information in videos serves as a critical step towards semantic understanding of videos. It usually involved in two steps: (1) text recognition and (2) text classification. To localize texts in videos, we can resort…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Ye Liu , Changchong Lu , Chen Lin , Di Yin , Bo Ren

Session-based recommendation aims to predict intents of anonymous users based on limited behaviors. With the ability in alleviating data sparsity, contrastive learning is prevailing in the task. However, we spot that existing contrastive…

Information Retrieval · Computer Science 2025-06-06 Xiaokun Zhang , Bo Xu , Fenglong Ma , Zhizheng Wang , Liang Yang , Hongfei Lin

Multi-behavioral recommendation optimizes user experiences by providing users with more accurate choices based on their diverse behaviors, such as view, add to cart, and purchase. Current studies on multi-behavioral recommendation mainly…

Information Retrieval · Computer Science 2024-04-19 Shunpan Liang , Junjie Zhao , Chen Li , Yu Lei

With the outbreak of today's streaming data, the sequential recommendation is a promising solution to achieve time-aware personalized modeling. It aims to infer the next interacted item of a given user based on the historical item sequence.…

Information Retrieval · Computer Science 2023-09-19 Guanyu Lin , Chen Gao , Yinfeng Li , Yu Zheng , Zhiheng Li , Depeng Jin , Dong Li , Jianye Hao , Yong Li

Discriminative representation is crucial for the association step in multi-object tracking. Recent work mainly utilizes features in single or neighboring frames for constructing metric loss and empowering networks to extract representation…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 En Yu , Zhuoling Li , Shoudong Han

Visual-only self-supervised learning has achieved significant improvement in video representation learning. Existing related methods encourage models to learn video representations by utilizing contrastive learning or designing specific…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Jinyu Liu , Ying Cheng , Yuejie Zhang , Rui-Wei Zhao , Rui Feng

Various state-of-the-art self-supervised visual representation learning approaches take advantage of data from multiple sensors by aligning the feature representations across views and/or modalities. In this work, we investigate how…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Thomas M. Hehn , Julian F. P. Kooij , Dariu M. Gavrila

Contrastive learning has recently narrowed the gap between self-supervised and supervised methods in image and video domain. State-of-the-art video contrastive learning methods such as CVRL and $\rho$-MoCo spatiotemporally augment two clips…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 David Fan , Deyu Yang , Xinyu Li , Vimal Bhat , Rohith MV

Video summarization aims at choosing parts of a video that narrate a story as close as possible to the original one. Most of the existing video summarization approaches focus on hand-crafted labels. As the number of videos grows…

Computer Vision and Pattern Recognition · Computer Science 2023-04-20 Ivan Sosnovik , Artem Moskalev , Cees Kaandorp , Arnold Smeulders

The wide popularity of short videos on social media poses new opportunities and challenges to optimize recommender systems on the video-sharing platforms. Users provide complex and multi-faceted responses towards recommendations, including…

Machine Learning · Computer Science 2022-05-27 Qingpeng Cai , Ruohan Zhan , Chi Zhang , Jie Zheng , Guangwei Ding , Pinghua Gong , Dong Zheng , Peng Jiang

Existing recommender systems tend to prioritize items closely aligned with users' historical interactions, inevitably trapping users in the dilemma of ``filter bubble''. Recent efforts are dedicated to improving the diversity of…

Information Retrieval · Computer Science 2025-06-12 Yansen Zhang , Bowei He , Xiaokun Zhang , Haolun Wu , Zexu Sun , Chen Ma

This paper proposes a new strategy for learning powerful cross-modal embeddings for audio-to-video synchronization. Here, we set up the problem as one of cross-modal retrieval, where the objective is to find the most relevant audio segment…

Computer Vision and Pattern Recognition · Computer Science 2020-11-05 Soo-Whan Chung , Joon Son Chung , Hong-Goo Kang

Sequential recommendation, a critical task in recommendation systems, predicts the next user action based on the understanding of the user's historical behaviors. Conventional studies mainly focus on cross-behavior modeling with…

Information Retrieval · Computer Science 2025-06-23 Zhen Gong , Zhifang Fan , Hui Lu , Qiwei Chen , Chenbin Zhang , Lin Guan , Yuchao Zheng , Feng Zhang , Xiao Yang , Zuotao Liu

Cross-modal retrieval is the task of retrieving samples of a given modality by using queries of a different one. Due to the wide range of practical applications, the problem has been mainly focused on the vision and language case, e.g. text…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Jorge Sánchez , Rodrigo Laguna