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ACL
1998
15 years 7 months ago
An Empirical Evaluation of Probabilistic Lexicalized Tree Insertion Grammars
We present an empirical study of the applicability of Probabilistic Lexicalized Tree Insertion Grammars (PLTIG), a lexicalized counterpart to Probabilistic Context-Free Grammars (...
Rebecca Hwa
ICRA
2007
IEEE
148views Robotics» more  ICRA 2007»
16 years 25 days ago
Effect of Gravity on Manipulation Performance of a Robotic Arm
— The present paper introduces an evaluation of the manipulation performance of a robotic arm with respect to control accuracy and mechanical efficiency, taking into considerati...
Tasuku Yamawaki, Masahito Yashima
SIGMOD
2005
ACM
220views Database» more  SIGMOD 2005»
16 years 6 months ago
Sampling Algorithms in a Stream Operator
Complex queries over high speed data streams often need to rely on approximations to keep up with their input. The research community has developed a rich literature on approximat...
Theodore Johnson, S. Muthukrishnan, Irina Rozenbau...
ICPR
2002
IEEE
16 years 7 months ago
On the Performance of Wavelets for Handwritten Numerals Recognition
This paper validates a recognition system using bidimensional wavelet transforms as feature extractor and investigates the relevance of each subband image in the recognition proce...
João Marques de Carvalho, Robert Sabourin, ...
COSIT
1995
Springer
111views GIS» more  COSIT 1995»
15 years 10 months ago
Range Queries Involving Spatial Relations: A Performance Analysis
: Spatial relations are becoming an important aspect of spatial access methods because of the increasing interest on qualitative spatial information processing. In this paper we sh...
Yannis Theodoridis, Dimitris Papadias