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PRL
2008
97views more  PRL 2008»
14 years 9 months ago
Repairing self-confident active-transductive learners using systematic exploration
We consider an active learning game within a transductive learning model. A major problem with many active learning algorithms is that an unreliable current hypothesis can mislead...
Ron Begleiter, Ran El-Yaniv, Dmitry Pechyony
PRL
2008
356views more  PRL 2008»
14 years 9 months ago
Improving image segmentation by gradient vector flow and mean shift
The classical gradient vector flow (GVF) method suffers from deficiency in the presence of other significant edges adjacent to the real boundary. In this paper, we propose an impr...
Tangwei Liu, Huiyu Zhou, Faquan Lin, Yusheng Pang,...
PRL
2008
124views more  PRL 2008»
14 years 9 months ago
Modeling human color categorization
Color matching in Content-Based Image Retrieval is done using a color space and measuring distances between colors. Such an approach yields nonintuitive results for the user. We i...
Egon L. van den Broek, Theo E. Schouten, P. M. F. ...
PRL
2008
124views more  PRL 2008»
14 years 9 months ago
Constructing cylindrical coordinate colour spaces
A cylindrical coordinate colour space (lightness, saturation/chroma, hue) is derived from an opponent colour space in the RGB space. It is shown how cylindrical coordinate colour ...
Allan Hanbury
PRL
2008
181views more  PRL 2008»
14 years 9 months ago
Extractive spoken document summarization for information retrieval
The purpose of extractive summarization is to automatically select a number of indicative sentences, passages, or paragraphs from the original document according to a target summa...
Berlin Chen, Yi-Ting Chen