Sciweavers

132 search results - page 23 / 27
» On Optimally Partitioning a Text to Improve Its Compression
Sort
View
WWW
2008
ACM
14 years 8 months ago
Enhanced hierarchical classification via isotonic smoothing
Hierarchical topic taxonomies have proliferated on the World Wide Web [5, 18], and exploiting the output space decompositions they induce in automated classification systems is an...
Kunal Punera, Joydeep Ghosh
CEC
2010
IEEE
13 years 8 months ago
Evolving natural language grammars without supervision
Unsupervised grammar induction is one of the most difficult works of language processing. Its goal is to extract a grammar representing the language structure using texts without a...
Lourdes Araujo, Jesus Santamaria
FM
2008
Springer
152views Formal Methods» more  FM 2008»
13 years 9 months ago
Constraint Prioritization for Efficient Analysis of Declarative Models
The declarative modeling language Alloy and its automatic analyzer provide an effective tool-set for building designs of systems and checking their properties. The Alloy Analyzer p...
Engin Uzuncaova, Sarfraz Khurshid
FITRAMEN
2008
13 years 9 months ago
High-Performance H.264/SVC Video Communications in 802.11e Ad Hoc Networks
This work focuses on improving the performance of video communications based on the recently developed H.264 Scalable Video Coding (SVC) standard over 802.11e wireless networks. Th...
Attilio Fiandrotti, Dario Gallucci, Enrico Masala,...
DCC
1995
IEEE
13 years 11 months ago
Constrained-Storage Vector Quantization with a Universal Codebook
— Many image compression techniques require the quantization of multiple vector sources with significantly different distributions. With vector quantization (VQ), these sources ...
Sangeeta Ramakrishnan, Kenneth Rose, Allen Gersho