3 Result(s)
within
Chapter
Jae-Won Song
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Chapter and Conference Paper
Forecasting Change Directions for Financial Time Series Using Hidden Markov Model
Financial time series, i.e. stock prices, has the property of being noisy, volatile and non-stationary. It causes the uncertainty in the forecasting of the financial time series. To overcome this difficulty, w...
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Chapter and Conference Paper
A Hybrid Region Weighting Approach for Relevance Feedback in Region-Based Image Search on the Web
In this paper, a new hybrid weighting method, which learns region importance from the region size and the spatial location of regions in an image, is introduced to re-weight regions optimally and improve the p...
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Chapter and Conference Paper
Similarity Measurement of XML Documents Based on Structure and Contents
Researches on the similarity measure between XML documents are being progressed in order to effectively control and retrieve various XML documents. Previous works mostly suggest similarity-measuring methods fo...
