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ADC
2004
Springer
109views Database» more  ADC 2004»
13 years 10 months ago
Data Flow and Validation in Workflow Modelling
A complete workflow specification requires careful integration of many different process characteristics. Decisions must be made as to the definitions of individual activities, th...
Shazia W. Sadiq, Maria E. Orlowska, Wasim Sadiq, C...
ADC
2004
Springer
87views Database» more  ADC 2004»
13 years 10 months ago
On the Computation of Approximations of Database Queries
Reflective Relational Machines were introduced by S. Abiteboul, C. Papadimitriou and V. Vianu in 1994, as variations of Turing machines which are suitable for the computation of ...
Flavio Antonio Ferrarotti, Jose Maria Turull Torre...
ADC
2004
Springer
105views Database» more  ADC 2004»
13 years 10 months ago
Do Clarity Scores for Queries Correlate with User Performance?
Recently the concept of a clarity score was introduced in order to measure the ambiguity of a query in relation to the collection in which the query issuer is seeking information ...
Andrew Turpin, William R. Hersh
ASPDAC
2004
ACM
169views Hardware» more  ASPDAC 2004»
13 years 10 months ago
Design of real-time VGA 3-D image sensor using mixed-signal techniques
— We have developed the first real-time 3-D image sensor with VGA pixel resolution using mixed-signal techniques to achieve high-speed and high-accuracy range calculation based ...
Yusuke Oike, Makoto Ikeda, Kunihiro Asada
ISBI
2004
IEEE
14 years 6 months ago
Recovery of Intra-voxel Structure from HARD DWI
We present a variational framework for determination of intra-voxel fiber orientations from High Angular Resolution Diffusion-Weighted (HARD) MRI under the assumption of biGaussia...
Yunmei Chen, Weihong Guo, Qingguo Zeng, Guojun He,...