نتایج جستجو برای: selection data mining

تعداد نتایج: 2671477  

This paper presents a comprehensive review of the works done, during the 2000–2012, in the application of data mining techniques in Credit scoring. Yet there isn’t any literature in the field of data mining applications in credit scoring. Using a novel research approach, this paper investigates academic and systematic literature review and includes all of the journals in the Science direct onli...

پایان نامه :0 1392

it is definitely necessary to understand the concept and behavior of causation of life insurance policies and its determinants for insurance managers, regulators, and customers. for insurance managers, the profitability and liquidity of insurers can be increasingly influenced by the number of causation through costs, adverse selection, and cash surrender values. therefore, causation is a materi...

Ali Yaghoobi Notash, Anaram Yaghoobi Notash, Peiman Bayat, Shahpar Haghighat,

Background: Breast cancer is the second leading cause of cancer death in women, after lung cancer. Due to the importance of predicting this disease, the use of data mining methods in medical research is more significant than before. Data mining algorithms can be a great help in preventing the development of lymphedema in patients. The aim Of this study was to create a diagnosis system that can ...

2009
Huan Liu

The amounts of data become increasingly large in recent years as the capacity of digital data storage worldwide has significantly increased. As the size of data grows, the demand for data reduction increases for effective data mining. Instance selection is one of the effective means to data reduction. This article introduces basic concepts of instance selection, its context, necessity and funct...

In this paper, the relation among factors in the road transportation sector from March, 2005 to March, 2011 is analyzed. Most of the previous studies have economical point of view on gasoline consumption. Here, a new approach is proposed in which different data mining techniques are used to extract meaningful relations between the aforementioned factors. The main and dependent factor is gasolin...

2003
Sriharsha Veeramachaneni Paolo Avesani

In many knowledge discovery applications the data mining step is followed by further data acquisition. New data may consist of new instances and/or new features for the old instances. When new features are to be added an acquisition policy can help decide what features have to be acquired based on their predictive capability and the cost of acquisition. This can be posed as a feature selection ...

2012
Camelia Lemnaru Frank Herbert

..................................................................................................................................... 4 1.1 Motivation ................................................................................................................... 5 1.2 Thesis Overview .......................................................................................................... 7...

2017
Ping-Feng Pai Tai-Chi Chen Fauzia Yasmeen Dewan Md Farid Mohammad Zahidur Rahman

Now days, there are more number of corporations are gathering a more number of information, frequently produced incessantly as a series of measures and approaching from different types of positions. Big data defines a knowledge used to record and execute the data set and it has the structured, semi structured and unstructured data that has to be mined for valuable data. On the other hand, minin...

Journal: :journal of advances in computer research 0

fuzzy rule-based classification system (frbcs) is a popular machine learning technique for classification purposes. one of the major issues when applying it on imbalanced data sets is its biased to the majority class, such that, it performs poorly in respect to the minority class. however many cases the minority classes are more important than the majority ones. in this paper, we have extended ...

2014
Devadatta Sinha

In the recent years, web based learning has emerged as a new field of research due to growth of network and communication technology. These learning systems generate a large volume of student data. Data mining algorithms may be applied on this data set to study interesting patterns. As an example, student enrollment data and his past examination records could be used to predict his grades in th...

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