To deal with credit card fraud, a detection model based on Class Weighted Support Vector Machine was established. Due to large-scale and high dimensions of data, Principal Component Analysis (PCA) was adopted firstly to screen out the main factors from a great deal of indicative attributes in order to reduce the training dimension of SVM effectively. Then according to the characteristics of cre...

Due to today’s advancement in technology and businesses, fraud detection has become a critical component of financial transactions. Considering vast amounts of data in large datasets, it becomes more difficult to detect fraud transactions manually. In this research, we propose a combined method using both data mining and statistical tasks, utilizing feature selection, resampling and cost-...

With the rapid growth of consumer credit and huge amount financial data developing effective scoring models is very crucial. Researchers have developed complex using statistical artificial intelligence (AI) techniques to help banks institutions support their decisions. Neural networks are considered as a mostly wide used technique in finance business applications. Thus, main aim this search ban...

Data mining has been increasing as one of the chief key features of many security initiatives. Often, used as a means for detection of fraud, assessing risk as well. Data mining involves the use of data analysis tools to discover unknown, valid patterns as well as relationships in large data sets. Decades have seen a massive growth in the use of credit cards as a transactional medium. Data mini...

the growth of e-commerce increases the money transaction via electronic network which is designed for hassle free fast & easy money transaction but the facility involves greater risk of misuse of facility for fraud one of them is credit card fraud it can be happened by many types as by stolen card, by internet hackers who can hack your system & get important information about your card, or by i...

The growth of e-commerce increases the money transaction via electronic networks day by day which is designed for hassle free, fast & easy money transaction. But the facility involves greater risk of misuse of facility for fraud; one of them is credit card fraud. It can happen by many ways such as by stolen card, by Internet hackers who can hack your system & get important information about you...