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Sequential recommender systems identify user preferences from their past interactions to predict subsequent items optimally. Although traditional deep-learning-based models and modern transformer-based models in previous studies capture…

信息检索 · 计算机科学 2024-02-20 Hansol Jung , Hyunwoo Seo , Chiehyeon Lim

Sequential recommendation is dedicated to offering items of interest for users based on their history behaviors. The attribute-opinion pairs, expressed by users in their reviews for items, provide the potentials to capture user preferences…

信息检索 · 计算机科学 2024-04-22 Xiaokun Zhang , Bo Xu , Youlin Wu , Yuan Zhong , Hongfei Lin , Fenglong Ma

Inductive transfer learning has had a big impact on computer vision and NLP domains but has not been used in the area of recommender systems. Even though there has been a large body of research on generating recommendations based on…

信息检索 · 计算机科学 2020-06-11 Fajie Yuan , Xiangnan He , Alexandros Karatzoglou , Liguang Zhang

Sequential recommendation recommends items based on sequences of users' historical actions. The key challenge in it is how to effectively model the influence from distant actions to the action to be predicted, i.e., recognizing the…

信息检索 · 计算机科学 2020-01-31 Renqin Cai , Qinglei Wang , Chong Wang , Xiaobing Liu

Transformers rely on positional encoding to compensate for the inherent permutation invariance of self-attention. Traditional approaches use absolute sinusoidal embeddings or learned positional vectors, while more recent methods emphasize…

机器学习 · 计算机科学 2025-11-18 Chase van de Geijn , Ayush Paliwal , Timo Lüddecke , Alexander S. Ecker

Collaborative filtering problems are commonly solved based on matrix completion techniques which recover the missing values of user-item interaction matrices. In a matrix, the rating position specifically represents the user given and the…

信息检索 · 计算机科学 2022-10-11 Taejun Lim , Siqu Long , Josiah Poon , Soyeon Caren Han

With the development of multimedia systems, multimodal recommendations are playing an essential role, as they can leverage rich contexts beyond interactions. Existing methods mainly regard multimodal information as an auxiliary, using them…

信息检索 · 计算机科学 2024-08-02 Yifan Liu , Kangning Zhang , Xiangyuan Ren , Yanhua Huang , Jiarui Jin , Yingjie Qin , Ruilong Su , Ruiwen Xu , Yong Yu , Weinan Zhang

The rapid growth of streaming media and e-commerce has driven advancements in recommendation systems, particularly Sequential Recommendation Systems (SRS). These systems employ users' interaction histories to predict future preferences.…

信息检索 · 计算机科学 2025-01-22 Alejo Lopez-Avila , Jinhua Du , Abbas Shimary , Ze Li

Point-of-Interest (POI) recommendation has been extensively studied and successfully applied in industry recently. However, most existing approaches build centralized models on the basis of collecting users' data. Both private data and…

密码学与安全 · 计算机科学 2020-04-28 Chaochao Chen , Jun Zhou , Bingzhe Wu , Wenjin Fang , Li Wang , Yuan Qi , Xiaolin Zheng

Sequential recommendation aims to model dynamic user behavior from historical interactions. Self-attentive methods have proven effective at capturing short-term dynamics and long-term preferences. Despite their success, these approaches…

信息检索 · 计算机科学 2022-04-06 Jiacheng Li , Tong Zhao , Jin Li , Jim Chan , Christos Faloutsos , George Karypis , Soo-Min Pantel , Julian McAuley

Session-based recommendation focuses on predicting the next item a user will interact with based on sequences of anonymous user sessions. A significant challenge in this field is data sparsity due to the typically short-term interactions.…

信息检索 · 计算机科学 2024-12-17 Zhe Yang , Tiantian Liang

The aim of session-based recommendation is to predict the users' next clicked item, which is a challenging task due to the inherent uncertainty in user behaviors and anonymous implicit feedback information. A powerful session-based…

信息检索 · 计算机科学 2020-07-27 Jing Zhu , Yanan Xu , Yanmin Zhu

Predicting pedestrian motion trajectories is critical for the path planning and motion control of autonomous vehicles. Recent diffusion-based models have shown promising results in capturing the inherent stochasticity of pedestrian behavior…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Yu Liu , Zhijie Liu , Xiao Ren , You-Fu Li , He Kong

Multi-interest learning method for sequential recommendation aims to predict the next item according to user multi-faceted interests given the user historical interactions. Existing methods mainly consist of a multi-interest extractor that…

信息检索 · 计算机科学 2024-04-30 Xue Dong , Xuemeng Song , Tongliang Liu , Weili Guan

Positional encodings are essential to transformer-based generative models, yet their behavior in multimodal and attention-sharing settings is not fully understood. In this work, we present a principled analysis of Rotary Positional…

图形学 · 计算机科学 2026-02-06 Aryan Mikaeili , Or Patashnik , Andrea Tagliasacchi , Daniel Cohen-Or , Ali Mahdavi-Amiri

News recommender systems are aimed to personalize users experiences and help them to discover relevant articles from a large and dynamic search space. Therefore, news domain is a challenging scenario for recommendations, due to its sparse…

信息检索 · 计算机科学 2018-09-18 Gabriel de Souza P. Moreira , Felipe Ferreira , Adilson Marques da Cunha

Session-Based Recommenders (SBRs) aim to predict users' next preferences regard to their previous interactions in sessions while there is no historical information about them. Modern SBRs utilize deep neural networks to map users' current…

信息检索 · 计算机科学 2023-12-18 Reza Yeganegi , Saman Haratizadeh

Top-$N$ sequential recommendation models each user as a sequence of items interacted in the past and aims to predict top-$N$ ranked items that a user will likely interact in a `near future'. The order of interaction implies that sequential…

信息检索 · 计算机科学 2018-09-21 Jiaxi Tang , Ke Wang

Session-based recommendation has gained increasing attention in recent years, with its aim to offer tailored suggestions based on users' historical behaviors within sessions. To advance this field, a variety of methods have been developed,…

信息检索 · 计算机科学 2024-02-15 Juanhui Li , Haoyu Han , Zhikai Chen , Harry Shomer , Wei Jin , Amin Javari , Jiliang Tang

Recommender systems have been demonstrated to be effective to meet user's personalized interests for many online services (e.g., E-commerce and online advertising platforms). Recent years have witnessed the emerging success of many deep…

信息检索 · 计算机科学 2023-02-20 Lianghao Xia , Chao Huang , Yong Xu , Peng Dai , Liefeng Bo