501 search results - page 50 / 101 » Rough Sets |
FUIN
2006
13 years 9 months ago
2006
This paper considers the problem of how to establish calculi of approximation spaces. Approximation spaces considered in the context of rough sets were introduced by Zdzislaw Pawla...
FUIN
2007
13 years 9 months ago
2007
Abstract. Approximate Petri nets (AP-nets) can be used for the knowledge representation and approximate reasoning. The AP-net model is defined on the basis of the rough set approa...
SAC
2008
ACM
13 years 8 months ago
2008
ACM
The impossibility of current spatial database systems and GIS to handle spatial vagueness and imprecision has been recognized as an important problem in the spatial database domai...
ICASSP
2009
IEEE
14 years 3 months ago
2009
IEEE
We study the phonetic information in the signal from an ultrasonic “microphone”, a device that emits an ultrasonic wave toward a speaker and receives the reflected, Doppler-s...
COLT
2004
Springer
14 years 2 months ago
2004
Springer
Abstract— We prove that given a nearly log-concave distribution, in any partition of the space to two well separated sets, the measure of the points that do not belong to these s...