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Social networks are getting closer to our real physical world. People share the exact location and time of their check-ins and are influenced by their friends. Modeling the spatio-temporal behavior of users in social networks is of great…

社会与信息网络 · 计算机科学 2017-04-11 Ali Zarezade , Sina Jafarzadeh , Hamid R. Rabiee

This paper analyzes consumer choices over lunchtime restaurants using data from a sample of several thousand anonymous mobile phone users in the San Francisco Bay Area. The data is used to identify users' approximate typical morning…

计量经济学 · 经济学 2018-01-25 Susan Athey , David Blei , Robert Donnelly , Francisco Ruiz , Tobias Schmidt

As location-based services (LBS) have grown in popularity, more human mobility data has been collected. The collected data can be used to build machine learning (ML) models for LBS to enhance their performance and improve overall experience…

机器学习 · 计算机科学 2024-07-09 Kunlin Cai , Jinghuai Zhang , Zhiqing Hong , Will Shand , Guang Wang , Desheng Zhang , Jianfeng Chi , Yuan Tian

Current study on next POI recommendation mainly explores user sequential transitions with the fine-grained individual-user POI check-in trajectories only, which suffers from the severe check-in data sparsity issue. In fact, coarse-grained…

信息检索 · 计算机科学 2024-08-27 Zhu Sun , Yu Lei , Lu Zhang , Chen Li , Yew-Soon Ong , Jie Zhang

Sharing location traces with context-aware service providers has privacy implications. Location-privacy preserving mechanisms, such as obfuscation, anonymization and cryptographic primitives, have been shown to have impractical…

密码学与安全 · 计算机科学 2018-02-21 Vaibhav Kulkarni , Arielle Moro , Bertil Chapuis , Benoit Garbinato

While Points Of Interest (POIs), such as restaurants, hotels, and barber shops, are part of urban areas irrespective of their specific locations, the names of these POIs often reveal valuable information related to local culture, landmarks,…

计算与语言 · 计算机科学 2018-06-22 Yingjie Hu , Krzysztof Janowicz

Recommending points of interest (POIs) is a challenging task that requires extracting comprehensive location data from location-based social media platforms. To provide effective location-based recommendations, it's important to analyze…

信息检索 · 计算机科学 2023-05-17 Syed Raza Bashir , Shaina Raza , Vojislav Misic

Understanding how humans use and consume space by comparing stratified groups, either through observation or controlled study, is key to designing better spaces, cities, and policies. GPS data traces provide detailed movement patterns of…

物理与社会 · 物理学 2020-02-20 Rui Zhang , Kevin G. Stanley , Daniel Fuller , Scott Bell

With the wide adoption of mobile devices and web applications, location-based social networks (LBSNs) offer large-scale individual-level location-related activities and experiences. Next point-of-interest (POI) recommendation is one of the…

信息检索 · 计算机科学 2022-04-27 Zheng Huang , Jing Ma , Yushun Dong , Natasha Zhang Foutz , Jundong Li

The problem of recommending tours to travellers is an important and broadly studied area. Suggested solutions include various approaches of points-of-interest (POI) recommendation and route planning. We consider the task of recommending a…

机器学习 · 计算机科学 2016-08-26 Dawei Chen , Cheng Soon Ong , Lexing Xie

Understanding human mobility is essential for the development of smart cities and social behavior research. Human mobility models may be used in numerous applications, including pandemic control, urban planning, and traffic management. The…

社会与信息网络 · 计算机科学 2022-09-09 Yisheng Alison Zheng , Amani Abusafia , Abdallah Lakhdari , Shing Tai Tony Lui , Athman Bouguettaya

Tour itinerary planning and recommendation are challenging tasks for tourists in unfamiliar countries. Many tour recommenders only consider broad POI categories and do not align well with users' preferences and other locational constraints.…

人工智能 · 计算机科学 2021-03-04 Ngai Lam Ho , Kwan Hui Lim

Point-of-Interest (POI) recommendation is one of the most important location-based services helping people discover interesting venues or services. However, the extreme user-POI matrix sparsity and the varying spatio-temporal context pose…

机器学习 · 计算机科学 2020-09-02 Xianjing Wang , Flora D. Salim , Yongli Ren , Piotr Koniusz

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

We present RetailOpt, a novel opt-in, easy-to-deploy system for tracking customer movements offline in indoor retail environments. The system uses readily accessible information from customer smartphones and retail apps, including motion…

人工智能 · 计算机科学 2024-07-17 Ryo Yonetani , Jun Baba , Yasutaka Furukawa

The advancement of smartphones with various type of sensors enabled us to harness diverse information with crowd sensing mobile application. However, traditional approaches have suffered drawbacks such as high battery consumption as a trade…

Point-of-Interest (POI) recommender systems provide personalized recommendations to users and help businesses attract potential customers. Despite their success, recent studies suggest that highly data-driven recommendations could be…

信息检索 · 计算机科学 2022-04-11 Hossein A. Rahmani , Yashar Deldjoo , Ali Tourani , Mohammadmehdi Naghiaei

The prevalence of location-based social networks (LBSNs) has eased the understanding of human mobility patterns. Knowledge of human dynamics can aid in various ways like urban planning, managing traffic congestion, personalized…

社会与信息网络 · 计算机科学 2020-09-09 Manisha Dubey , P. K. Srijith , Maunendra Sankar Desarkar

With the tremendous increase in the number of smart phones, app stores have been overwhelmed with applications requiring geo-location access in order to provide their users better services through personalization. Revealing a user's…

密码学与安全 · 计算机科学 2019-01-03 Abhinav Palia , Rajat Tandon

In mobile applications, Pop-up window (PoW) plays a crucial role in improving user experience, guiding user actions, and delivering key information. Unfortunately, the excessive use of PoWs severely degrades the user experience. These PoWs…

软件工程 · 计算机科学 2025-05-20 Dongpeng Wu , Yuhong Nan , Shaojiang Wang , Jiawei Wang , Luwa Li , Xueqiang Wang