English
Related papers

Related papers: Multi-granularity Interest Retrieval and Refinemen…

200 papers

Sequential recommendation aims at identifying the next item that is preferred by a user based on their behavioral history. Compared to conventional sequential models that leverage attention mechanisms and RNNs, recent efforts mainly follow…

Information Retrieval · Computer Science 2022-05-04 Yu Tian , Jianxin Chang , Yannan Niu , Yang Song , Chenliang Li

The recommendation has been playing a key role in many industries, e.g., e-commerce, streaming media, social media, etc. Recently, a new recommendation scenario, called Trigger-Induced Recommendation (TIR), where users are able to…

Information Retrieval · Computer Science 2024-08-06 Zhibo Xiao , Luwei Yang , Tao Zhang , Wen Jiang , Wei Ning , Yujiu Yang

User behavior sequences in modern recommendation systems exhibit significant length heterogeneity, ranging from sparse short-term interactions to rich long-term histories. While longer sequences provide more context, we observe that…

Artificial Intelligence · Computer Science 2026-01-28 Zhicheng Zhang , Zhaocheng Du , Jieming Zhu , Jiwei Tang , Fengyuan Lu , Wang Jiaheng , Song-Li Wu , Qianhui Zhu , Jingyu Li , Hai-Tao Zheng , Zhenhua Dong

CTR prediction plays a vital role in recommender systems. Recently, large language models (LLMs) have been applied in recommender systems due to their emergence abilities. While leveraging semantic information from LLMs has shown some…

Information Retrieval · Computer Science 2024-11-25 Chenxu Zhu , Shigang Quan , Bo Chen , Jianghao Lin , Xiaoling Cai , Hong Zhu , Xiangyang Li , Yunjia Xi , Weinan Zhang , Ruiming Tang

With the rapid growth of user historical behavior data, user interest modeling has become a prominent aspect in Click-Through Rate (CTR) prediction, focusing on learning user intent representations. However, this complexity poses…

Information Retrieval · Computer Science 2025-05-09 Xin Song , Xiaochen Li , Jinxin Hu , Hong Wen , Zulong Chen , Yu Zhang , Xiaoyi Zeng , Jing Zhang

Click-Through Rate (CTR) prediction, estimating the probability of a user clicking on an item, is essential in industrial applications, such as online advertising. Many works focus on user behavior modeling to improve CTR prediction…

Information Retrieval · Computer Science 2023-08-14 Xuyang Hou , Zhe Wang , Qi Liu , Tan Qu , Jia Cheng , Jun Lei

Click-through rate (CTR) prediction models estimates the probability of a user-item click by modeling interactions across a vast feature space. A fundamental yet often overlooked challenge is the inherent heterogeneity of these features:…

Information Retrieval · Computer Science 2026-03-16 Yi Xu , Moyu Zhang , Chaofan Fan , Jinxin Hu , Yu Zhang , Xiaoyi Zeng

The two primary tasks in the search recommendation system are search relevance matching and click-through rate (CTR) prediction -- the former focuses on seeking relevant items for user queries whereas the latter forecasts which item may…

Information Retrieval · Computer Science 2025-03-27 Rong Chen , Shuzhi Cao , Ailong He , Shuguang Han , Jufeng Chen

Click-through rate (CTR) prediction is a critical task in online advertising systems. Models like Deep Neural Networks (DNNs) are simple but stateless. They consider each target ad independently and cannot directly extract useful…

Information Retrieval · Computer Science 2019-07-23 Wentao Ouyang , Xiuwu Zhang , Shukui Ren , Li Li , Zhaojie Liu , Yanlong Du

Industrial recommendation systems are typically composed of multiple stages, including retrieval, ranking, and blending. The retrieval stage plays a critical role in generating a high-recall set of candidate items that covers a wide range…

Information Retrieval · Computer Science 2025-07-01 Zhibo Fan , Hongtao Lin , Haoyu Chen , Bowen Deng , Hedi Xia , Yuke Yan , James Li

Click-Through Rate (CTR) prediction, which aims to estimate the probability that a user will click an item, is an essential component of online advertising. Existing methods mainly attempt to mine user interests from users' historical…

Information Retrieval · Computer Science 2022-07-25 Erxue Min , Yu Rong , Tingyang Xu , Yatao Bian , Peilin Zhao , Junzhou Huang , Da Luo , Kangyi Lin , Sophia Ananiadou

Predicting fine-grained interests of users with temporal behavior is important to personalization and information filtering applications. However, existing interest prediction methods are incapable of capturing the subtle degreed user…

Machine Learning · Computer Science 2017-10-24 Tong Chen , Lin Wu , Yang Wang , Jun Zhang , Hongxu Chen , Xue Li

Click-through rate (CTR) Prediction is a crucial task in personalized information retrievals, such as industrial recommender systems, online advertising, and web search. Most existing CTR Prediction models utilize explicit feature…

Information Retrieval · Computer Science 2024-02-19 Honghao Li , Lei Sang , Yi Zhang , Xuyun Zhang , Yiwen Zhang

Click-through rate (CTR) is a key signal of relevance for search engine results, both organic and sponsored. CTR of a result has two core components: (a) the probability of examination of a result by a user, and (b) the perceived relevance…

Machine Learning · Computer Science 2018-10-22 Muhammad Asiful Islam , Ramakrishnan Srikant , Sugato Basu

The amount of content on online music streaming platforms is immense, and most users only access a tiny fraction of this content. Recommender systems are the application of choice to open up the collection to these users. Collaborative…

Information Retrieval · Computer Science 2017-08-23 Cedric De Boom , Rohan Agrawal , Samantha Hansen , Esh Kumar , Romain Yon , Ching-Wei Chen , Thomas Demeester , Bart Dhoedt

In recent years, the success of large language models (LLMs) has driven the exploration of scaling laws in recommender systems. However, models that demonstrate scaling laws are actually challenging to deploy in industrial settings for…

Information Retrieval · Computer Science 2026-01-27 Weijiang Lai , Beihong Jin , Di Zhang , Siru Chen , Jiongyan Zhang , Yuhang Gou , Jian Dong , Xingxing Wang

Click-through rate prediction is a critical task in online advertising. Currently, many existing methods attempt to extract user potential interests from historical click behavior sequences. However, it is difficult to handle sparse user…

Artificial Intelligence · Computer Science 2022-02-08 Wensen Jiang , Yizhu Jiao , Qingqin Wang , Chuanming Liang , Lijie Guo , Yao Zhang , Zhijun Sun , Yun Xiong , Yangyong Zhu

Click-Through Rate (CTR) prediction, a core task in recommendation systems, estimates user click likelihood using historical behavioral data. Modeling user behavior sequences as text to leverage Language Models (LMs) for this task has…

Computation and Language · Computer Science 2025-08-06 Zixuan Li , Binzong Geng , Jing Xiong , Yong He , Yuxuan Hu , Jian Chen , Dingwei Chen , Xiyu Chang , Liang Zhang , Linjian Mo , Chengming Li , Chuan Yuan , Zhenan Sun

For better user satisfaction and business effectiveness, more and more attention has been paid to the sequence-based recommendation system, which is used to infer the evolution of users' dynamic preferences, and recent studies have noticed…

Information Retrieval · Computer Science 2021-07-15 Zhi Bian , Shaojun Zhou , Hao Fu , Qihong Yang , Zhenqi Sun , Junjie Tang , Guiquan Liu , Kaikui Liu , Xiaolong Li

For better user experience and business effectiveness, Click-Through Rate (CTR) prediction has been one of the most important tasks in E-commerce. Although extensive CTR prediction models have been proposed, learning good representation of…

Information Retrieval · Computer Science 2020-03-17 Xiang Li , Chao Wang , Jiwei Tan , Xiaoyi Zeng , Dan Ou , Bo Zheng