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SYRCODIS
2007
72views Database» more  SYRCODIS 2007»
13 years 9 months ago
An XML-to-Relational User-Driven Mapping Strategy Based on Similarity and Adaptivity
As XML has become a standard for data representation, it is inevitable to propose and implement techniques for efficient managing of XML data. A natural alternative is to exploit...
Irena Mlynkova
CORR
2007
Springer
132views Education» more  CORR 2007»
13 years 7 months ago
Data Cube: A Relational Aggregation Operator Generalizing Group-By, Cross-Tab, and Sub-Totals
Data analysis applications typically aggregate data across many dimensions looking for anomalies or unusual patterns. The SQL aggregate functions and the GROUP BY operator produce ...
Jim Gray, Surajit Chaudhuri, Adam Bosworth, Andrew...
ICC
2009
IEEE
165views Communications» more  ICC 2009»
14 years 2 months ago
Arbitrarily Tight Upper and Lower Bounds on the Gaussian Q-Function and Related Functions
—We present a new family of tight lower and upper bounds on the Gaussian Q-function Q(x). It is first shown that, for any x, the integrand ϕ(θ; x) of the Craig representation ...
Giuseppe Thadeu Freitas de Abreu
ALGOSENSORS
2004
Springer
14 years 1 months ago
On a Conjecture Related to Geometric Routing
We conjecture that any planar 3-connected graph can be embedded in the plane in such a way that for any nodes s and t, there is a path from s to t such that the Euclidean distance ...
Christos H. Papadimitriou, David Ratajczak
HICSS
1999
IEEE
139views Biometrics» more  HICSS 1999»
14 years 1 days ago
Five Degrees of Separation: A Human Capital Model of Employment-Related Decisionmaking in the Information Technology Workforce
Successful implementation of information technology (IT)-enabled strategy rests on the performance of IT professionals. Consequently, the development and retention of this "I...
Robert A. Josefek Jr., Robert J. Kauffman