Foursquare数据集 Abstract: Foursquare is a location-based social networking website, software for mobile devices. This service is available to users with GPS enabled mobile devices, such as iPhones and Blackberries. Number of Nodes: 106218 Number of Edges: 3473834 Missing Values? no Source: N/A Data Set Information: 2 files are included: 1. nodes.csv -- it's the file of all the users. This file works as a dictionary of all the users in this data set. It's useful for fast reference. It contains all the node ids used in the dataset 2. edges.csv -- this is the friendship network among the users. The friends are represented using edges. Here is an example. 1,2 This means user with id "1" is friend with user id "2". Attribute Information: Foursquare is a location-based social networking website, software for mobile devices. This service is available to users with GPS enabled mobile devices, such as iPhones and Blackberries. This contains the friendship network crawled in December 2010 by Fred Morstatter (Fred.Morstatter@asu.edu). For easier understanding, all the contents are organized in CSV file format. -. Basic statistics Number of Nodes: 106,218 Number of Edges: 3,473,834

该资源为正在研究推荐系统的人们提供了FourSquare和Gowalla两大数据集，是经过处理过的，被用于RankGeoFM方法试验对比。有需要的可以下载

ach line of the files follows the following format: user_ID POI_ID coordinate checkin_time(hour:min) date_id

foursquare数据集1-4

数据集包含168个美国城市的foursquare签到数据，适合做基于地理位置的社交网络的研究

用于基于地理位置的推荐系统数据集。 After preprocessing, it contains 25,379 users, 32,623 POIs, 1,395,856 check-ins and 118,717 social ties.