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VLDB
2005
ACM
175views Database» more  VLDB 2005»
15 years 4 months ago
Query Translation from XPath to SQL in the Presence of Recursive DTDs
The interaction between recursion in XPATH and recursion in DTDs makes it challenging to answer XPATH queries on XML data that is stored in an RDBMS via schema-based shredding. We...
Wenfei Fan, Jeffrey Xu Yu, Hongjun Lu, Jianhua Lu,...
STACS
2010
Springer
15 years 6 months ago
Efficient and Error-Correcting Data Structures for Membership and Polynomial Evaluation
We construct efficient data structures that are resilient against a constant fraction of adversarial noise. Our model requires that the decoder answers most queries correctly with...
Victor Chen, Elena Grigorescu, Ronald de Wolf
SIGMOD
2010
ACM
236views Database» more  SIGMOD 2010»
15 years 4 months ago
Differentially private aggregation of distributed time-series with transformation and encryption
We propose PASTE, the first differentially private aggregation algorithms for distributed time-series data that offer good practical utility without any trusted server. PASTE add...
Vibhor Rastogi, Suman Nath
AWIC
2003
Springer
15 years 4 months ago
From Search Engines to Question-Answering Systems - The Need for New Tools
Abstract Search engines, with Google at the top, have many remarkable capabilities. But what is not among them is the deduction capability—the capability to synthesize an answer ...
Lotfi A. Zadeh
NDQA
2003
119views Education» more  NDQA 2003»
15 years 19 days ago
Inference Web: Portable and Sharable Explanations for Question Answering
The World Wide Web lacks support for explaining information provenance. When web applications return results, many users do not know what information sources were used, when they ...
Deborah L. McGuinness, Paulo Pinheiro da Silva