Sciweavers

36 search results - page 5 / 8
» dateso 2007
Sort
View
DATESO
2007
103views Database» more  DATESO 2007»
13 years 7 months ago
Using BMH Algorithm to Solve Subset of XPath Queries
Boyer-Moore-Horspool (BMH) algorithm is commonly used to solve text searching problems. In this paper is used to solve the constraint subset of XPath queries offering effective alg...
David Toth
DATESO
2004
165views Database» more  DATESO 2004»
13 years 7 months ago
Multi-dimensional Sparse Matrix Storage
Large sparse matrices play important role in many modern information retrieval methods. These methods, such as clustering, latent semantic indexing, performs huge number of computa...
Jiri Dvorský, Michal Krátký
DATESO
2004
100views Database» more  DATESO 2004»
13 years 7 months ago
Storage and Retrieval of First Order Logic Terms in a Database
In this paper we present a storage method for sets of first order logic terms in a relational database using function symbols based indexing method of Discrimination trees. This is...
Peter Gurský
DATESO
2004
118views Database» more  DATESO 2004»
13 years 7 months ago
LSI vs. Wordnet Ontology in Dimension Reduction for Information Retrieval
Abstract. In the area of information retrieval, the dimension of document vectors plays an important role. Firstly, with higher dimensions index structures suffer the "curse o...
Pavel Moravec, Michal Kolovrat, Václav Sn&a...
DATESO
2006
109views Database» more  DATESO 2006»
13 years 7 months ago
Compression of a Dictionary
Some text compression methods take advantage from using more complex compression units than characters. The synchronization between coder and decoder then can be done by transferri...
Jan Lansky, Michal Zemlicka