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SIGIR
2010
ACM
13 years 9 months ago
Has portfolio theory got any principles?
Recently, Portfolio Theory (PT) has been proposed for Information Retrieval. However, under non-trivial conditions PT violates the original Probability Ranking Principle (PRP). In...
Guido Zuccon, Leif Azzopardi, Keith van Rijsbergen
CORR
2010
Springer
106views Education» more  CORR 2010»
13 years 6 months ago
Simulating space and time
This paper explores the idea that the space-time of a virtual reality could appear to those within it as our space-time does to us. The likely processing needed to do this include...
Brian Whitworth
EJIS
2006
108views more  EJIS 2006»
13 years 8 months ago
New frontiers for information systems research: computer art as an information system
This paper proposes extending the frontiers of information systems (IS) research by seeing computer art as a kind of information system. It explores some research questions that a...
Briony J. Oates
DNA
2004
Springer
14 years 2 months ago
DNA-Based Computation Times
Abstract. Speed of computation and power consumption are the two main parameters of conventional computing devices implemented in microelectronic circuits. As performance of such d...
Yuliy M. Baryshnikov, Edward G. Coffman Jr., Petar...