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JIS
2006
103views more  JIS 2006»
15 years 6 months ago
Usage patterns of collaborative tagging systems
Collaborative tagging describes the process by which many users add metadata in the form of keywords to shared content. Recently, collaborative tagging has grown in popularity on ...
Scott A. Golder, Bernardo A. Huberman
JMLR
2006
103views more  JMLR 2006»
15 years 6 months ago
A Graphical Representation of Equivalence Classes of AMP Chain Graphs
This paper deals with chain graph models under alternative AMP interpretation. A new representative of an AMP Markov equivalence class, called the largest deflagged graph, is prop...
Alberto Roverato, Milan Studený
MANSCI
2008
102views more  MANSCI 2008»
15 years 6 months ago
Revenue Management of Callable Products
We introduce callable products into a finite-capacity, two-period sales or booking process where low-fare customers book first. A callable product is a unit of capacity sold at th...
Guillermo Gallego, S. G. Kou, Robert Phillips
ENTCS
2007
100views more  ENTCS 2007»
15 years 6 months ago
Extensionality of Spatial Observations in Distributed Systems
We discuss the tensions between intensionality and extensionality of spatial observations in distributed systems, showing that there are natural models where extensional observati...
Luís Caires, Hugo Torres Vieira
MMS
2008
15 years 6 months ago
Canonical processes in active reading and hypervideo production
Active reading of audiovisual documents is an iterative activity, dedicated to the analysis of the audiovisual source through its enrichment with structured metadata and the defin...
Olivier Aubert, Pierre-Antoine Champin, Yannick Pr...
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