PDF Publication Title:
Text from PDF Page: 081
Chapter 4 Measurement Methodology We now describe the data used in this thesis, and the methodology used to collect it. We were not able to obtain data directly from the respective site operators, as most sites are hesitant to provide even anonymized data. Instead, we chose to crawl the user graphs by accessing the public web interface provided by the sites. This methodology gives us access to large data sets from multiple sites. We discuss the data collected for each of the three measurement studies sepa- rately. First, we detail general challenges faced when crawling large social networks. Second, we describe the data collected for our analysis of the structure of online social networks, which includes data from multiple online social networks and the Web. We then describe the data collected to study how online social networks grow, and finally, we detail the data collected to study community structures. 4.1 Challenges in crawling large graphs Crawling large, complex graphs presents unique challenges. In this section, we dis- cussing the details of how we crawled each network after we describe our general ap- proach. Most real-world graphs have been shown to have a dominant large connected component [23], which we call the large WCC. Therefore, we focus our methodology 57PDF Image | Online Social Networks: Measurement, Analysis, and Applications to Distributed Information Systems
PDF Search Title:
Online Social Networks: Measurement, Analysis, and Applications to Distributed Information SystemsOriginal File Name Searched:
SocialNetworks-Thesis.pdfDIY PDF Search: Google It | Yahoo | Bing
Cruise Ship Reviews | Luxury Resort | Jet | Yacht | and Travel Tech More Info
Cruising Review Topics and Articles More Info
Software based on Filemaker for the travel industry More Info
The Burgenstock Resort: Reviews on CruisingReview website... More Info
Resort Reviews: World Class resorts... More Info
The Riffelalp Resort: Reviews on CruisingReview website... More Info
| CONTACT TEL: 608-238-6001 Email: greg@cruisingreview.com | RSS | AMP |