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ECCC
2006
120views more  ECCC 2006»
13 years 8 months ago
New Locally Decodable Codes and Private Information Retrieval Schemes
A q query Locally Decodable Code (LDC) encodes an n-bit message x as an N-bit codeword C(x), such that one can probabilistically recover any bit xi of the message by querying only...
Sergey Yekhanin
ICDE
2010
IEEE
258views Database» more  ICDE 2010»
14 years 3 months ago
Anonymized Data: Generation, models, usage
Data anonymization techniques have been the subject of intense investigation in recent years, for many kinds of structured data, including tabular, item set and graph data. They e...
Graham Cormode, Divesh Srivastava
ICDE
2008
IEEE
137views Database» more  ICDE 2008»
14 years 9 months ago
XML Prefiltering as a String Matching Problem
We propose a new technique for the efficient search and navigation in XML documents and streams. This technique takes string matching algorithms designed for efficient keyword sear...
Christoph Koch, Stefanie Scherzinger, Michael Schm...
ICDE
2007
IEEE
163views Database» more  ICDE 2007»
14 years 9 months ago
Adding Context to Preferences
To handle the overwhelming amount of information currently available, personalization systems allow users to specify the information that interests them through preferences. Most ...
Kostas Stefanidis, Evaggelia Pitoura, Panos Vassil...
ICDE
2005
IEEE
158views Database» more  ICDE 2005»
14 years 9 months ago
Cache-Conscious Automata for XML Filtering
Hardware cache behavior is an important factor in the performance of memory-resident, data-intensive systems such as XML filtering engines. A key data structure in several recent ...
Bingsheng He, Qiong Luo, Byron Choi