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Recommender systems are indispensable in the realm of online applications, and sequential recommendation has enjoyed considerable prevalence due to its capacity to encapsulate the dynamic shifts in user interests. However, previous…

Information Retrieval · Computer Science 2024-04-16 Junzhe Jiang , Shang Qu , Mingyue Cheng , Qi Liu , Zhiding Liu , Hao Zhang , Rujiao Zhang , Kai Zhang , Rui Li , Jiatong Li , Min Gao

Cloth-changing person reidentification (ReID) is a newly emerging research topic that aims to retrieve pedestrians whose clothes are changed. Since the human appearance with different clothes exhibits large variations, it is very difficult…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Zan Gao , Hongwei Wei , Weili Guan , Jie Nie , Meng Wang , Shenyong Chen

Real-world ecommerce recommender systems must deliver relevant items under strict tens-of-milliseconds latency constraints despite challenges such as cold-start products, rapidly shifting user intent, and dynamic context including…

Information Retrieval · Computer Science 2025-12-16 Han Chen , Steven Zhu , Yingrui Li

Recommender systems play a crucial role in tackling the challenge of information overload by delivering personalized recommendations based on individual user preferences. Deep learning techniques, such as RNNs, GNNs, and Transformer…

Information Retrieval · Computer Science 2025-12-16 Xubin Ren , Wei Wei , Lianghao Xia , Chao Huang

Sequential recommender systems rank relevant items by modeling a user's interaction history and computing the inner product between the resulting user representation and stored item embeddings. To avoid the significant memory overhead of…

Generative Sequential Recommendation (GSR) has emerged as a promising paradigm, reframing recommendation as an autoregressive sequence generation task over discrete Semantic IDs (SIDs), typically derived via codebook-based quantization.…

Information Retrieval · Computer Science 2026-01-26 Dengzhao Fang , Jingtong Gao , Yu Li , Xiangyu Zhao , Yi Chang

The need for large amounts of training and validation data is a huge concern in scaling AI algorithms for autonomous driving. Semantic Image Synthesis (SIS), or label-to-image translation, promises to address this issue by translating…

Computer Vision and Pattern Recognition · Computer Science 2023-05-18 George Eskandar , Diandian Guo , Karim Guirguis , Bin Yang

Sequential recommendation is to predict the next item of interest for a user, based on her/his interaction history with previous items. In conventional sequential recommenders, a common approach is to model item sequences using discrete…

Information Retrieval · Computer Science 2023-11-01 Zhengyi Yang , Jiancan Wu , Yanchen Luo , Jizhi Zhang , Yancheng Yuan , An Zhang , Xiang Wang , Xiangnan He

AI systems are increasingly pervasive, yet information needed to decide whether and how to engage with them may not exist or be accessible. A user may not be able to verify whether a system has certain safety certifications. An investigator…

Traditionally, algorithms that learn to segment object instances in 2D images have heavily relied on large amounts of human-annotated data. Only recently, novel approaches have emerged tackling this problem in an unsupervised fashion.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-25 Leon Sick , Dominik Engel , Sebastian Hartwig , Pedro Hermosilla , Timo Ropinski

Recommender systems are software tools used to generate and provide suggestions for items and other entities to the users by exploiting various strategies. Hybrid recommender systems combine two or more recommendation strategies in…

Information Retrieval · Computer Science 2019-01-15 Erion Çano , Maurizio Morisio

Traditional sequential recommendation (SR) methods heavily rely on explicit item IDs to capture user preferences over time. This reliance introduces critical limitations in cold-start scenarios and domain transfer tasks, where unseen items…

Information Retrieval · Computer Science 2025-02-20 Wuhan Chen , Zongwei Wang , Min Gao , Xin Xia , Feng Jiang , Junhao Wen

Recommender systems traditionally represent items using unique identifiers (ItemIDs), but this approach struggles with large, dynamic item corpora and sparse long-tail data, limiting scalability and generalization. Semantic IDs, derived…

Information Retrieval · Computer Science 2026-03-03 Yi Xu , Moyu Zhang , Chenxuan Li , Zhihao Liao , Haibo Xing , Hao Deng , Jinxin Hu , Yu Zhang , Xiaoyi Zeng , Jing Zhang

Conversational news recommendation requires grounding each suggestion in a rapidly evolving article corpus while addressing implicit user intents that lack explicit retrievable keywords. To characterize this scenario, we identify 6 intent…

Computation and Language · Computer Science 2026-05-11 Hongyang Su , Beibei Kong , Lei Cheng , Chengxiang Zhuo , Zang Li , Chenyun Yu

Recommendation has been a long-standing problem in many areas ranging from e-commerce to social websites. Most current studies focus only on traditional approaches such as content-based or collaborative filtering while there are relatively…

Machine Learning · Computer Science 2020-09-22 Muhammet cakir , sule gunduz oguducu , resul tugay

Place recognition gives a SLAM system the ability to correct cumulative errors. Unlike images that contain rich texture features, point clouds are almost pure geometric information which makes place recognition based on point clouds…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Lin Li , Xin Kong , Xiangrui Zhao , Tianxin Huang , Yong Liu

Large Language Models (LLMs) pose a new paradigm of modeling and computation for information tasks. Recommendation systems are a critical application domain poised to benefit significantly from the sequence modeling capabilities and world…

Sub-sequence splitting (SSS) has been demonstrated as an effective approach to mitigate data sparsity in sequential recommendation (SR) by splitting a raw user interaction sequence into multiple sub-sequences. Previous studies have…

Information Retrieval · Computer Science 2026-04-08 Yizhou Dang , Yifan Wu , Minhan Huang , Chuang Zhao , Lianbo Ma , Guibing Guo , Xingwei Wang , Zhu Sun

Sequential Recommender Systems (SRSs) have emerged as a highly efficient approach to recommendation systems. By leveraging sequential data, SRSs can identify temporal patterns in user behaviour, significantly improving recommendation…

Although graph neural networks have achieved great success in the task of molecular property prediction in recent years, their generalization ability under out-of-distribution (OOD) settings is still under-explored. Different from existing…

Machine Learning · Computer Science 2023-11-09 Zijian Li , Zunhong Xu , Ruichu Cai , Zhenhui Yang , Yuguang Yan , Zhifeng Hao , Guangyi Chen , Kun Zhang