Sciweavers

4397 search results - page 235 / 880
» Relational Algebra Operations
Sort
View
AAAI
2012
13 years 6 months ago
Sparse Probabilistic Relational Projection
Probabilistic relational PCA (PRPCA) can learn a projection matrix to perform dimensionality reduction for relational data. However, the results learned by PRPCA lack interpretabi...
Wu-Jun Li, Dit-Yan Yeung
ILP
2003
Springer
15 years 9 months ago
Relational IBL in Music with a New Structural Similarity Measure
It is well known that many hard tasks considered in machine learning and data mining can be solved in an rather simple and robust way with an instance- and distance-based approach....
Asmir Tobudic, Gerhard Widmer
145
Voted
PODS
1997
ACM
124views Database» more  PODS 1997»
15 years 8 months ago
Languages for Relational Databases over Interpreted Structures
We rework parts of the classical relational theory when the underlying domain is a structure with some interpreted operations that can be used in queries. We identify parts of the...
Michael Benedikt, Leonid Libkin
126
Voted
CIKM
2009
Springer
15 years 7 months ago
A framework for semantic link discovery over relational data
Discovering links between different data items in a single data source or across different data sources is a challenging problem faced by many information systems today. In partic...
Oktie Hassanzadeh, Anastasios Kementsietsidis, Lip...
161
Voted
GRAPHICSINTERFACE
2000
15 years 5 months ago
Using a 3D Puzzle as a Metaphor for Learning Spatial Relations
We introduce a new metaphor for learning spatial relations--the 3D puzzle. With this metaphor users learn spatial relations by assembling a geometric model themselves. For this pu...
Bernhard Preim, Felix Ritter, Oliver Deussen, Thom...