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Nowadays recommender systems are developed to provide information for users to choose the best things that they want. Recently different collaborative filtering techniques have been successfully employed to provide precise recommendations. However, sparsity problem is still considered as an important remained challenges. Existing CF based recommendation methods generally focus on positive similarities...
As a general approach to gain electronic trust in business-to-consumer e-commerce, the customers select valid brands based on the authenticity of the Web and regulatory mechanisms in order to facilitate purchase decision process. This approach is not suitable for purchase from small companies without brands active in e-commerce. To purchase from these companies, we should follow other e-trust approaches...
In modern distributed systems, service consumers are faced with pools of service providers that offer similar functionalities. This reality renders the selection of web services a challenging task. One popular solution is to base the selection decisions on the web services’ non-functional requirements depicted by a variety of QoS metrics. In this paper, we present a new approach for solving the web...
The purpose of this study is to find the level of trust of Indonesian consumers to C2C E-Commerce system in Indonesia. There are four antecedents of consumer trust will be measured and analysed to search the Indonesian C2C E-Commerce trust of Indonesian consumers. This study used the previous study that has been conducted about B2C E-Commerce system in Indonesia and also the similar study that has...
While social engineering represents a real and ominous threat to many organizations, companies, governments, and individuals, social networking sites (SNSs) have been identified as some of the most common means of social engineering attacks. Due to factors that reduce users' ability to detect social engineering tricks and increase attackers' ability to launch them, SNSs seem to be perfect breeding...
Being able to make objective Quality of Service (QoS) judgments or assessments is a challenging and crucial activity. The process of making these assessments is compounded when the environment in which the assessments have to be made are virtual; in the sense the interacting parties might not have necessarily met with each other physically. In a broad sense Quality of Service assessments could be...
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