نتایج جستجو برای: attribute based classification

تعداد نتایج: 3302063  

2010
John Doucette Peter Lichodzijewski Malcolm Heywood

Model-building under the supervised learning domain potentially face a dual learning problem of identifying both the parameters of the model and the subset of (domain) attributes necessary to support the model: or an embedded as opposed to wrapper or filter based design. Genetic Programming (GP) has always addressed this dual problem, however, further implicit assumptions are made which potenti...

Journal: :JCP 2012
Yandong Zhai Chunguang Zhou Yingjuan Sun Dongbing Pu Yinghui Sun

Propose a novel approach of rule extracting based on attribute significance and decision classification (REBSC). Condition attributes are only discretized with their own features in local discretization theory, and the eventual rule set normally can be achieved after attribute reduction. The REBSC approach given in this paper makes the most of each condition attribute significance and classific...

Journal: :Comput. Graph. Forum 2008
Robert Sisneros C. Ryan Johnson Jian Huang

In this work we present a point classification algorithm for multi-variate data. Our method is based on the concept of attribute subspaces, which are derived from a set of user specified attribute target values. Our classification approach enables users to visually distinguish regions of saliency through concurrent viewing of these subspaces in single images. We also allow a user to threshold t...

Word spotting is to make searchable unindexed image documents by locating word/words in a doc-ument image, given a query word. This problem is challenging, mainly due to the large numberof word classes with very small inter-class and substantial intra-class distances. In this paper, asegmentation-based word spotting method is presented for multi-writer Persian handwritten doc-...

Journal: :فیزیک زمین و فضا 0
احسان ذبیحی نائینی حمیدرضا سیاهکوهی

spectral decomposition is a powerful tool for analysis of seismic data. fourier transform determines the frequency contents of a signal. but for analysis of non-stationary signals, 1-d transform to frequency domain is not sufficient. in early years, transforming of seismic traces into time and frequency domain was done via windowed fourier transform, called a short time fourier transform (stft)...

1991
Jiawei Han Yandong Cai Nick Cercone

Data classification is a process which groups objects with common properties into classes and produces a classification scheme over a set of data objects. Data classification is useful for understanding and organizing database data and building hierarchical schemes in databases. We investigate data classification in relational databases and develop a method for data classification by concept-ba...

Journal: :International Journal of Advanced Computer Science and Applications 2018

Journal: :International Journal of Computer Applications 2017

2017
Milos Cernak Sibo Tong

Phone attributes, known also as distinctive or phonological features, belong to important classification of the speech sounds used in automatic speech processing. Training of conventional phone attribute detectors (classifiers), either based on acoustic measurements or deep learning approaches, requires decent phone boundary segmentation. This paper proposes a solution to train a phone attribut...

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