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EMNLP
2006
15 years 1 months ago
Fully Automatic Lexicon Expansion for Domain-oriented Sentiment Analysis
This paper proposes an unsupervised lexicon building method for the detection of polar clauses, which convey positive or negative aspects in a specific domain. The lexical entries...
Hiroshi Kanayama, Tetsuya Nasukawa
DICTA
2003
15 years 1 months ago
False-Peaks-Avoiding Mean Shift Method for Unsupervised Peak-Valley Sliding Image Segmentation
The mean shift (MS) algorithm is sensitive to local peaks. In this paper, we show both empirically and analytically that when using sample data, the reconstructed PDF may have fals...
Hanzi Wang, David Suter
IMAGING
2001
15 years 1 months ago
Real-time Multi-Spectral Image Processing for Mapping Pigmentation in Human Skin
Real-time mapping pigmentation in human skin is expected to give useful information for reproducing various skin colors and monitoring human conditions in real time. In this resea...
Daisuke Nakao, Norimichi Tsumura, Yoichi Miyake
NIPS
2004
15 years 1 months ago
Semi-parametric Exponential Family PCA
We present a semi-parametric latent variable model based technique for density modelling, dimensionality reduction and visualization. Unlike previous methods, we estimate the late...
Sajama, Alon Orlitsky
WSCG
2004
135views more  WSCG 2004»
15 years 1 months ago
Geometrical Modelling of Muscle Cells Based on Functional Representation of Polygons
A geometrical modelling tool allowing construction of models of living cells and their organelles would facilitate understanding of biological processes at the cellular level. Her...
Július Parulek, Milos Srámek, Ivan Z...