نتایج جستجو برای: Wrapper Method

تعداد نتایج: 1632051  

Journal: :SSRN Electronic Journal 2020

Journal: :amirkabir international journal of electrical & electronics engineering 2013
f. shirbani h. soltanian zadeh

biomedical datasets usually include a large number of features relative to the number of samples. however, some data dimensions may be less relevant or even irrelevant to the output class. selection of an optimal subset of features is critical, not only to reduce the processing cost but also to improve the classification results. to this end, this paper presents a hybrid method of filter and wr...

2011
Yingju Xia Yuhang Yang Shu Zhang Hao Yu

This paper investigates automatic wrapper generation and maintenance for Forums, Blogs and News web sites. Web pages are increasingly dynamically generated using a common template populated with data from databases. This paper proposes a novel method that uses tree alignment and transfer learning method to generate the wrapper from this kind of web pages. The tree alignment algorithm is adopted...

Journal: :Journal of Systems and Software 2000
Jorng-Tzong Horng Jye Lu

To simplify the task of constructing wrapper/monitor for the information sources in data warehouse systems, we provide a modularized design method to re-use the code. By substituting some parts of wrapper modules, we can re-use the wrapper on a di€erent information source. For each information source, we also develop a toolkit to generate a corresponding monitor. By the method, we can reduce mu...

2006
Esmail Amini Mehrdad Najibi Hossein Pedram

In this paper we propose a method to generate pausible clock based GALS wrapper circuits from the synchronous module’s Verilog specification code automatically. We first parse the input module specification and produce wrapper circuit components based on the specification of entered synchronous module. Existing methods for generation of the wrapper circuit waste the die size because they instan...

F. Shirbani H. Soltanian Zadeh

Biomedical datasets usually include a large number of features relative to the number of samples. However, some data dimensions may be less relevant or even irrelevant to the output class. Selection of an optimal subset of features is critical, not only to reduce the processing cost but also to improve the classification results. To this end, this paper presents a hybrid method of filter and wr...

ژورنال: محاسبات نرم 2017

Nowadays, increasing the volume of data and the number of attributes in the dataset has reduced the accuracy of the learning algorithm and the computational complexity. A dimensionality reduction method is a feature selection method, which is done through filtering and wrapping. The wrapper methods are more accurate than filter ones but perform faster and have a less computational burden. With ...

Journal: :NeuroImage 2011
Hongzhi Wang Sandhitsu R. Das Jung Wook Suh Murat Altinay John Pluta Caryne Craige Brian B. Avants Paul A. Yushkevich

We propose a simple but generally applicable approach to improving the accuracy of automatic image segmentation algorithms relative to manual segmentations. The approach is based on the hypothesis that a large fraction of the errors produced by automatic segmentation are systematic, i.e., occur consistently from subject to subject, and serves as a wrapper method around a given host segmentation...

2012
Thiago Tonelli Bartolomei Krzysztof Czarnecki Ralf Lämmel

Wrapping is an established technique for API migration: the use of a given API within the system under migration is replaced by the use of a wrapper-based re-implementation of said API while using a different (preferred) API underneath. Except for some special cases, wrapper development is a craft. In particular, the compliance of a wrapper with the original API is hard to assess and guidance o...

Journal: :Knowl.-Based Syst. 2012
Pablo Bermejo Luis de la Ossa José A. Gámez Jose Miguel Puerta

This paper deals with the problem of supervised wrapper-based feature subset selection in datasets with a very large number of attributes. Recently the literature has contained numerous references to the use of hybrid selection algorithms: based on a filter ranking, they perform an incremental wrapper selection over that ranking. Though working fine, these methods still have their problems: (1)...

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