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» Incompleteness in a General Setting
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DAC
2004
ACM
13 years 11 months ago
Symmetry detection for incompletely specified functions
In this paper, we formulate symmetry detection for incompletely specified functions as an equation without using cofactor computation and equivalence checking. Based on this equat...
Kuo-Hua Wang, Jia-Hung Chen
PODS
2007
ACM
131views Database» more  PODS 2007»
14 years 7 months ago
Provenance semirings
We show that relational algebra calculations for incomplete databases, probabilistic databases, bag semantics and whyprovenance are particular cases of the same general algorithms...
Todd J. Green, Gregory Karvounarakis, Val Tannen
CIKM
2007
Springer
13 years 11 months ago
Hypothesis testing with incomplete relevance judgments
Information retrieval experimentation generally proceeds in a cycle of development, evaluation, and hypothesis testing. Ideally, the evaluation and testing phases should be short ...
Ben Carterette, Mark D. Smucker
FS
2010
95views more  FS 2010»
13 years 6 months ago
Pricing credit derivatives under incomplete information: a nonlinear-filtering approach
This paper considers a general reduced form pricing model for credit derivatives where default intensities are driven by some factor process X. The process X is not directly observ...
Rüdiger Frey, Wolfgang Runggaldier
FUIN
2007
85views more  FUIN 2007»
13 years 7 months ago
Entropies and Co-Entropies of Coverings with Application to Incomplete Information Systems
Different generalizations to the case of coverings of the standard approach to entropy applied to partitions of a finite universe X are explored. In the first approach any cover...
Daniela Bianucci, Gianpiero Cattaneo, Davide Ciucc...