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SIGMOD
2003
ACM
141views Database» more  SIGMOD 2003»
15 years 10 months ago
QC-Trees: An Efficient Summary Structure for Semantic OLAP
Recently, a technique called quotient cube was proposed as a summary structure for a data cube that preserves its semantics, with applications for online exploration and visualiza...
Laks V. S. Lakshmanan, Jian Pei, Yan Zhao
DASFAA
2007
IEEE
138views Database» more  DASFAA 2007»
15 years 4 months ago
An Original Semantics to Keyword Queries for XML Using Structural Patterns
XML is by now the de facto standard for exporting and exchanging data on the web. The need for querying XML data sources whose structure is not fully known to the user and the need...
Dimitri Theodoratos, Xiaoying Wu
ECCV
2010
Springer
15 years 2 months ago
Finding Semantic Structures in Image Hierarchies using Laplacian Graph Energy
Many segmentation algorithms describe images in terms of a hierarchy of regions. Although such hierarchies can produce state of the art segmentations and have many applications, th...
ACL
2006
14 years 11 months ago
Semantic Parsing with Structured SVM Ensemble Classification Models
We present a learning framework for structured support vector models in which boosting and bagging methods are used to construct ensemble models. We also propose a selection metho...
Minh Le Nguyen, Akira Shimazu, Xuan Hieu Phan
ACL
1998
14 years 11 months ago
MindNet: Acquiring and Structuring Semantic Information from Text
As a lexical knowledge base constructed automatically from the definitions and example sentences in two machine-readable dictionaries (MRDs), MindNet embodies several features tha...
Stephen D. Richardson, William B. Dolan, Lucy Vand...