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ICDE
2001
IEEE
115views Database» more  ICDE 2001»
14 years 11 months ago
Incremental Computation and Maintenance of Temporal Aggregates
We consider the problems of computing aggregation queries in temporal databases, and of maintaining materialized temporal aggregate views efficiently. The latter problem is partic...
Jun Yang 0001, Jennifer Widom
DAGSTUHL
2003
13 years 11 months ago
Reliable Distance and Intersection Computation Using Finite Precision Geometry
In this paper we discuss reliable methods in the field of finite precision geometry. We begin with a brief survey of geometric computing and approaches generally used in dealing ...
Katja Bühler, Eva Dyllong, Wolfram Luther
SIGMETRICS
2000
ACM
105views Hardware» more  SIGMETRICS 2000»
14 years 2 months ago
Using the exact state space of a Markov model to compute approximate stationary measures
We present a new approximation algorithm based on an exact representation of the state space S, using decision diagrams, and of the transition rate matrix R, using Kronecker algeb...
Andrew S. Miner, Gianfranco Ciardo, Susanna Donate...
HIPEAC
2010
Springer
14 years 4 days ago
Computer Generation of Efficient Software Viterbi Decoders
This paper presents a program generator for fast software Viterbi decoders for arbitrary convolutional codes. The input to the generator is a specification of the code and a single...
Frédéric de Mesmay, Srinivas Chellap...
ICASSP
2011
IEEE
13 years 1 months ago
New radix-based FHT algorithm for computing the discrete Hartley transform
In this paper, a new fast Hartley transform (FHT) algorithmradix-22 suitable for pipeline implementation of the discrete Hartley transform (DHT) is presented. The proposed algorit...
Monir Taha Hamood, Said Boussakta