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» Privacy-Preserving Schema Matching Using Mutual Information
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SIGIR
2006
ACM
14 years 1 months ago
Semantic term matching in axiomatic approaches to information retrieval
A common limitation of many retrieval models, including the recently proposed axiomatic approaches, is that retrieval scores are solely based on exact (i.e., syntactic) matching o...
Hui Fang, ChengXiang Zhai
GEOINFO
2004
13 years 9 months ago
Ontology-driven Resolution of Semantic Heterogeneities in GDB Conceptual Schemas
: As the geographic information system (GIS) community grows, more and more people needs to share geographic information. As modern GIS data is stored in geographic databases their...
Guillermo Nudelman Hess, Cirano Iochpe
TIT
2011
127views more  TIT 2011»
13 years 2 months ago
Semiunitary Precoding for Spatially Correlated MIMO Channels
— The focus of this paper is on spatial precoding in correlated multi-antenna channels where the number of datastreams is adapted independent of the number of transmit antennas. ...
Vasanthan Raghavan, Akbar M. Sayeed, Venugopal V. ...
CVPR
2004
IEEE
14 years 9 months ago
Affine Image Registration Using a New Information Metric
We present a new information metric for multimodality image registration. The metric is technically a pseudometric since it satisfies the properties, i) nonnegativity, ii) symmetr...
Jie Zhang, Anand Rangarajan
ICRA
2009
IEEE
169views Robotics» more  ICRA 2009»
14 years 2 months ago
Entropy-based visual servoing
— In this work we propose a new way to achieve visual servoing using directly the information (as defined by Shannon) of the image. A metric derived from information theory, mut...
Amaury Dame, Éric Marchand