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WWW
2010
ACM
16 years 1 months ago
Tracking the random surfer: empirically measured teleportation parameters in PageRank
PageRank computes the importance of each node in a directed graph under a random surfer model governed by a teleportation parameter. Commonly denoted alpha, this parameter models ...
David F. Gleich, Paul G. Constantine, Abraham D. F...
WSDM
2009
ACM
125views Data Mining» more  WSDM 2009»
16 years 1 months ago
Less is more: sampling the neighborhood graph makes SALSA better and faster
In this paper, we attempt to improve the effectiveness and the efficiency of query-dependent link-based ranking algorithms such as HITS, MAX and SALSA. All these ranking algorith...
Marc Najork, Sreenivas Gollapudi, Rina Panigrahy
CIKM
2009
Springer
16 years 1 months ago
Compact full-text indexing of versioned document collections
We study the problem of creating highly compressed fulltext index structures for versioned document collections, that is, collections that contain multiple versions of each docume...
Jinru He, Hao Yan, Torsten Suel
CIKM
2009
Springer
16 years 1 months ago
Graph-based seed selection for web-scale crawlers
One of the most important steps in web crawling is determining the starting points, or seed selection. This paper identifies and explores the problem of seed selection in webscal...
Shuyi Zheng, Pavel Dmitriev, C. Lee Giles
JCDL
2009
ACM
134views Education» more  JCDL 2009»
16 years 1 months ago
What happens when facebook is gone?
Web users are spending more of their time and creative energies within online social networking systems. While many of these networks allow users to export their personal data or ...
Frank McCown, Michael L. Nelson