4051 search results - page 322 / 811 » Aggregation |
147
Voted
SFM
2007
Springer
15 years 10 months ago
2007
Springer
Markovian behavioral equivalences are a means to relate and manipulate the formal descriptions of systems with an underlying CTMC semantics. There are three fundamental approaches ...
129
click to vote
UM
2007
Springer
15 years 10 months ago
2007
Springer
One of the main problems of collaborative filtering recommenders is the sparsity of the ratings in the users-items matrix, and its negative effect on the prediction accuracy. This ...
133
click to vote
VLDB
2007
ACM
15 years 10 months ago
2007
ACM
For a large number of data management problems, it would be very useful to be able to obtain a few samples from a data set, and to use the samples to guess the largest (or smalles...
145
Voted
CEC
2005
IEEE
15 years 10 months ago
2005
IEEE
Abstract- This paper proposes an evolutionary approach for the composition of solutions in an incremental way. The approach is based on the metaphor of transitions in complexity di...
128
click to vote
ISIPTA
2005
IEEE
15 years 10 months ago
2005
IEEE
This paper addresses the problem of market risk management for a company in the electricity industry. When dealing with corporate volumetric exposure, there is a need for a method...