Sciweavers

4965 search results - page 432 / 993
» A Simple Abstraction for Data Modeling
Sort
View
ICASSP
2008
IEEE
16 years 1 months ago
Model-based sparsity projection pursuit for lattice vector quantization
In this work we present an efficient coding scheme suitable for lossy image compression using a lattice vector quantizer (LVQ) based on statistically independent data projections...
Leonardo H. Fonteles, Marc Antonini, Ronald Phlypo
LREC
2010
184views Education» more  LREC 2010»
15 years 8 months ago
New Features in Spoken Language Search Hawk (SpLaSH): Query Language and Query Sequence
In this work we present further development of the SpLaSH (Spoken Language Search Hawk) project. SpLaSH implements a data model for annotated speech corpora integrated with textua...
Sara Romano, Francesco Cutugno
SEMWEB
2010
Springer
15 years 4 months ago
Semantic Techniques for Enabling Knowledge Reuse in Conceptual Modelling
Abstract. Conceptual modelling tools allow users to construct formal representations of their conceptualisations. These models are typically developed in isolation, unrelated to ot...
Jorge Gracia del Río, Jochem Liem, Esther L...
FOIKS
2004
Springer
16 years 8 days ago
Equivalence of OLAP Dimension Schemas
Abstract. Dimension schemas are abstract models of the data hierarchies that populate OLAP warehouses. Although there is abundant work on schema equivalence in a variety of data mo...
Carlos A. Hurtado, Claudio Gutiérrez
IJCNLP
2004
Springer
16 years 7 days ago
Window-Based Method for Information Retrieval
In this paper, a series of window-based methods is proposed for information retrieval. Compared with traditional tf-idf model, our approaches are based on two new key notions. The ...
Qianli Jin, Jun Zhao, Bo Xu