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IEEEICCI
2005
IEEE
14 years 2 months ago
Theoretical study on a new information entropy and its use in attribute reduction
The positive region in rough set framework and Shannon conditional entropy are two traditional uncertainty measurements, used usually as heuristic metrics in attribute reduction. ...
Ping Luo, Qing He, Zhongzhi Shi
IJBIS
2010
123views more  IJBIS 2010»
13 years 5 months ago
Designing information systems requirements in context: insights from the theory of deferred action
This paper considers conceptual and contextual issues relating to the problem of developing systems models capable of representing knowable and unknowable information requirements...
Nandish V. Patel, Ray Hackney
SIGIR
2005
ACM
14 years 2 months ago
Relevance information: a loss of entropy but a gain for IDF?
When investigating alternative estimates for term discriminativeness, we discovered that relevance information and idf are much closer related than formulated in classical literat...
Arjen P. de Vries, Thomas Rölleke
CORR
2008
Springer
116views Education» more  CORR 2008»
13 years 8 months ago
A statistical mechanical interpretation of algorithmic information theory
Abstract. We develop a statistical mechanical interpretation of algorithmic information theory by introducing the notion of thermodynamic quantities, such as free energy, energy, s...
Kohtaro Tadaki