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As an indispensable personalized service in Location-based Social Networks (LBSNs), the next Point-of-Interest (POI) recommendation aims to help people discover attractive and interesting places. Currently, most POI recommenders are based…

信息检索 · 计算机科学 2023-04-11 Jing Long , Tong Chen , Nguyen Quoc Viet Hung , Guandong Xu , Kai Zheng , Hongzhi Yin

The next point-of-interest (POI) prediction is a significant task in location-based services, yet its complexity arises from the consolidation of spatial and semantic intent. This fusion is subject to the influences of historical…

信息检索 · 计算机科学 2024-04-09 Nan Jiang , Haitao Yuan , Jianing Si , Minxiao Chen , Shangguang Wang

The widespread adoption of smartphones and Location-Based Social Networks has led to a massive influx of spatio-temporal data, creating unparalleled opportunities for enhancing Point-of-Interest (POI) recommendation systems. These advanced…

信息检索 · 计算机科学 2025-03-11 Qianru Zhang , Peng Yang , Junliang Yu , Haixin Wang , Xingwei He , Siu-Ming Yiu , Hongzhi Yin

Generative recommendation with large language models (LLMs) reframes prediction as sequence generation, yet existing LLM-based recommenders remain limited in leveraging geographic signals that are crucial in mobility and local-services…

人工智能 · 计算机科学 2026-04-22 Dongyi Lv , Qiuyu Ding , Heng-Da Xu , Zhaoxu Sun , Zhi Wang , Feng Xiong , Mu Xu

Next Point-of-Interest (POI) recommendation is of great value for both location-based service providers and users. Recently Recurrent Neural Networks (RNNs) have been proved to be effective on sequential recommendation tasks. However,…

信息检索 · 计算机科学 2018-06-19 Pengpeng Zhao , Haifeng Zhu , Yanchi Liu , Zhixu Li , Jiajie Xu , Victor S. Sheng

Existing spatial object recommendation algorithms generally treat objects identically when ranking them. However, spatial objects often cover different levels of spatial granularity and thereby are heterogeneous. For example, one user may…

信息检索 · 计算机科学 2021-01-11 Hui Luo , Jingbo Zhou , Zhifeng Bao , Shuangli Li , J. Shane Culpepper , Haochao Ying , Hao Liu , Hui Xiong

LLM-based Multi-Agent Systems have potential benefits of complex decision-making tasks management across various domains but their applications in the next Point-of-Interest (POI) recommendation remain underexplored. This paper proposes a…

信息检索 · 计算机科学 2024-09-24 Yuqian Wu , Yuhong Peng , Jiapeng Yu , Raymond S. T. Lee

In Location-Based Services, Point-Of-Interest(POI) recommendation plays a crucial role in both user experience and business opportunities. Graph neural networks have been proven effective in providing personalized POI recommendation…

信息检索 · 计算机科学 2023-10-25 Shaohua Liu , Yu Qi , Gen Li , Mingjian Chen , Teng Zhang , Jia Cheng , Jun Lei

Next Point-of-Interest (POI) recommendation plays a crucial role in location-based services by predicting users' future mobility patterns. Existing methods typically compute a single user representation from historical trajectories and use…

信息检索 · 计算机科学 2026-04-24 Zhenyu Yu , Chunlei Meng , Yangchen Zeng , Mohd Yamani Idna Idris , Shuigeng Zhou

The next point-of-interest (POI) recommendation task aims to predict the users' immediate next destinations based on their preferences and historical check-ins, holding significant value in location-based services. Recently, large language…

人工智能 · 计算机科学 2025-10-17 Penglong Zhai , Jie Li , Fanyi Di , Yue Liu , Yifang Yuan , Jie Huang , Peng Wu , Sicong Wang , Mingyang Yin , Tingting Hu , Yao Xu , Xin Li

Point-of-Interest (POI) retrieval aims to identify relevant candidates from massive-scale POI databases, serving as a cornerstone for diverse location-based services. However, in general map search scenarios, conventional POI retrieval…

信息检索 · 计算机科学 2026-05-06 Dong Chen , Shuai Zheng , Haoyang Shao , Hongsheng Wu , Muhao Xu , Yeyu Yan , Ruifang Li , Zhenfeng Zhu

Point-of-interest (POI) recommendation systems aim to predict the next destinations of user based on their preferences and historical check-ins. Existing generative POI recommendation methods usually employ random numeric IDs for POIs,…

信息检索 · 计算机科学 2025-06-19 Dongsheng Wang , Yuxi Huang , Shen Gao , Yifan Wang , Chengrui Huang , Shuo Shang

Matrix factorization (MF) is extensively used to mine the user preference from explicit ratings in recommender systems. However, the reliability of explicit ratings is not always consistent, because many factors may affect the user's final…

信息检索 · 计算机科学 2018-06-25 Zhipeng Wu , Hui Tian , Xuzhen Zhu , Shuo Wang

Robots deployed in settings such as warehouses and parking lots must cope with frequent and substantial changes when localizing in their environments. While many previous localization and mapping algorithms have explored methods of…

机器人学 · 计算机科学 2022-08-02 Amanda Adkins , Taijing Chen , Joydeep Biswas

Advancing large language models (LLMs) for the next point-of-interest (POI) recommendation task faces two fundamental challenges: (i) although existing methods produce semantic IDs that incorporate semantic information, their topology-blind…

信息检索 · 计算机科学 2026-03-13 Peibo Li , Shuang Ao , Hao Xue , Yang Song , Maarten de Rijke , Johan Barthélemy , Tomasz Bednarz , Flora D. Salim

With the increasing popularity of location-based social media applications and devices that automatically tag generated content with locations, large repositories of collaborative geo-referenced data are appearing on-line. Efficiently…

Tourism is an important application domain for recommender systems. In this domain, recommender systems are for example tasked with providing personalized recommendations for transportation, accommodation, points-of-interest (POIs), etc.…

信息检索 · 计算机科学 2024-12-06 Zehui Wang , Wolfram Höpken , Dietmar Jannach

Current approaches for points-of-interest (POI) recommendation learn the preferences of a user via the standard spatial features such as the POI coordinates, the social network, etc. These models ignore a crucial aspect of spatial mobility…

机器学习 · 计算机科学 2022-09-20 Vinayak Gupta , Srikanta Bedathur

Recommender systems are emerging technologies that nowadays can be found in many applications such as Amazon, Netflix, and so on. These systems help users to find relevant information, recommendations, and their preferred items. Slightly…

机器学习 · 计算机科学 2013-08-05 Nima Mirbakhsh , Charles X. Ling

Pedestrian attribute recognition has attracted many attentions due to its wide applications in scene understanding and person analysis from surveillance videos. Existing methods try to use additional pose, part or viewpoint information to…

计算机视觉与模式识别 · 计算机科学 2018-08-29 Pengze Liu , Xihui Liu , Junjie Yan , Jing Shao