586 search results - page 20 / 118 » Adding Structure to Unstructured Data |
SEM
2004
Springer
14 years 1 months ago
2004
Springer
Large-scale information processing applications must rapidly search through high volume streams of structured and unstructured textual data to locate useful information. Content-ba...
JMLR
2010
13 years 2 months ago
2010
We present an extension of sparse PCA, or sparse dictionary learning, where the sparsity patterns of all dictionary elements are structured and constrained to belong to a prespeci...
AUTOMATICA
2008
13 years 8 months ago
2008
Fitting data by a bounded complexity linear model is equivalent to low-rank approximation of a matrix constructed from the data. The data matrix being Hankel structured is equival...
RIAO
2007
13 years 9 months ago
2007
XML documents represent a middle range between unstructured data such as textual documents and fully structured data encoded in databases. Typically, information retrieval techniq...
SIGCSE
1999
ACM
14 years 10 days ago
1999
ACM
In order to build a data structure that is extensible and reusable, it is necessary to decouple the intrinsic and primitive behavior of the structure from the application specific...