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ACL
2006
15 years 8 months ago
Unsupervised Part-of-Speech Tagging Employing Efficient Graph Clustering
An unsupervised part-of-speech (POS) tagging system that relies on graph clustering methods is described. Unlike in current state-of-the-art approaches, the kind and number of dif...
Chris Biemann
IMAGING
2004
15 years 8 months ago
Minimizing the Perception of Chromatic Noise in Digital Images
: A psychophysical experiment was performed to measure the visibility of chromatic noise. Through Principle Component Analysis (PCA) on the results of this experiment, an orthogona...
Xiaoyan Song, Garrett M. Johnson, Mark D. Fairchil...
SIS
2004
15 years 8 months ago
Towards a Systematic Development of Secure Systems
In this paper we outline a new process model for security engineering. This process model extends object oriented, use case driven software development by the systematic treatment ...
Ruth Breu, Klaus Burger, Michael Hafner, Gerhard P...
PR
1998
97views more  PR 1998»
15 years 6 months ago
On-line signature verification based on logarithmic spectrum
—In this paper, an on-line signature verification scheme based on similarity measurement of logarithmic spectrum is proposed. The principal components of the logarithmic spectru...
Quen-Zong Wu, Suh-Yin Lee, I-Chang Jou
EMNLP
2010
15 years 4 months ago
PEM: A Paraphrase Evaluation Metric Exploiting Parallel Texts
We present PEM, the first fully automatic metric to evaluate the quality of paraphrases, and consequently, that of paraphrase generation systems. Our metric is based on three crit...
Chang Liu, Daniel Dahlmeier, Hwee Tou Ng