رضا سمیع زاده
استادیار دانشگاه گروه مهندسی صنایع، دانشکدۀ فنی و مهندسی، دانشگاه الزهرا، تهران، ایران
[ 1 ] - کاربرد الگوریتمهای یادگیری ماشین در متن‌کاوی با رویکرد آنالیز احساس
تخصیص نظرها و متنهای منتشر شدۀ کاربران در فضای مجازی به طبقاتی با احساسات مثبت یا منفی، در تحقیق‌های مربوط به متن‌کاوی اهمیت بسیار زیادی دارد. هدف این مقاله، استفاده و مقایسۀ روش‌های یادگیری ماشین در طبقه‌بندی متنهای فارسی بر اساس احساسات کاربران فعال در فضای مجازی است. داده‌های پژوهش، مجموعه نظرهای منتشرشده دربارۀ فیلم‌های ایرانی و خارجی در بازۀ زمانی 1392 تا 1395 در سایت‌های سینمایی و نقد ف...
[ 2 ] - Customer Retention Based on the Number of Purchase: A Data Mining Approach
Purpose: this study wants to find any relationship between the numbers of purchase and the income the customer brings to the company. The attempt is to find those customers who buy more than one life insurance policy and represent the signs of good payments at the same time by the help of data mining tools. Design/ methodology/ approach: the approach of this research is to use data mining tools...
[ 3 ] - Process of Risk Analysis for Iranian Insurance Companies
The main challenge for any insurer/reinsurer has proved to be underwriting major refinery/Petrochemical risk. Insurers have already considered process risk management measures while accepting and evaluating the risks all over the world. Erstwhile petrochemical tariff was adopting experiencing methodology as basis for premium calculation in Iran. In the present de-tariff scenario decisions will ...
[ 4 ] - Risk Analysis in E-commerce via Fuzzy Logic
This paper describes the development of a fuzzy decision support system (FDSS) for the assessment of risk in E-commerce (EC) development. A Web-based prototype FDSS is suggested to assist EC project managers in identifying potential EC risk factors and the corresponding project risks. A risk analysis model for EC development using a fuzzy set approach is proposed and incorporated into the FDSS....
[ 5 ] - Fuzzy Risk Analysis Model for E-tourism Investment
This paper provides a Fuzzy based decision support system (DSS) for risk analysis in E-tourism ( Electronic Tourism ) investment. In general term, E-tourism is the use of information and communication technology (ICT) in tourism which may allow operating tourism in least variable cost, least time and increased work efficiency. It is worth noting that there are many factors that affect the deve...
[ 6 ] - مدلی برای محاسبه نرخ رویگردان مشتریان در شرکت‌های مخابراتی ایران
Customer churn happens when a customer, due to his/her dissatisfaction with the services of an organization, stops his/her relationship with it and turns to other suppliers. Identifying and understanding the reasons bringing up this concept is a cause for survival in competitive conditions. The purpose of this article is to identify factors affecting customer churn in one of the mobile operator...
[ 7 ] - Wiki as a ckm tool in websites
The present research is conducted to show that organizations can use wiki to attract customers' purchase intention inside the e-commerce context. Considering the relation between wiki and ecommerce for CRM, this research tries to explore the characteristics such as perceived risk, customer experience, knowledge sharing culture, trust and knowledge sharing in wiki tool impact on purchase intenti...