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176
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SIGECOM
2004
ACM
15 years 12 months ago
2004
ACM
We study a limited-supply online auction problem, in which an auctioneer has k goods to sell and bidders arrive and depart dynamically. We suppose that agent valuations are drawn ...
172
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SIGECOM
2004
ACM
15 years 12 months ago
2004
ACM
I develop a new mechanism for risk allocation and information speculation called a dynamic pari-mutuel market (DPM). A DPM acts as hybrid between a pari-mutuel market and a contin...
208
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SIGIR
2004
ACM
15 years 12 months ago
2004
ACM
Information filtering has made considerable progress in recent years.The predominant approaches are content-based methods and collaborative methods. Researchers have largely conc...
190
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SPAA
2004
ACM
15 years 12 months ago
2004
ACM
Given a general graph G, a fundamental problem is to find a spanning tree H that best approximates G by some measure. Often this measure is some combination of the congestion and...
162
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VAST
2004
ACM
15 years 12 months ago
2004
ACM
This paper describes the development of a Virtual Environment (VE) for telling a traditional San story. The San are an indigenous hunter-gatherer people of southern Africa whose t...