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دانلود رایگان مقاله حداکثر تاثیر در شبکه های اجتماعی تحت شرایط یک مدل آبشاری مستقل

عنوان مقاله
عنوان مقاله

Influence maximization in social networks under an independent cascade-based model

عنوان فارسی مقاله حداکثر تاثیر در شبکه های اجتماعی تحت شرایط یک مدل آبشاری مستقل

مشخصات مقاله انگلیسی
نشریه: Elsevier Elsevier
سال انتشار

2016

عنوان مجله

Physica A: Statistical Mechanics and its Applications

تعداد صفحات مقاله انگلیسی 15
رفرنس دارد
تعداد رفرنس 27

چکیده مقاله
چکیده

The rapid growth of online social networks is important for viral marketing. Influence maximization refers to the process of finding influential users who make the most of information or product adoption. An independent cascade-based model for influence maximization, called IMIC-OC, was proposed to calculate positive influence. We assumed that influential users spread positive opinions. At the beginning, users held positive or negative opinions as their initial opinions. When more users became involved in the discussions, users balanced their own opinions and those of their neighbors. The number of users who did not change positive opinions was used to determine positive influence. Corresponding influential users who had maximum positive influence were then obtained. Experiments were conducted on three real networks, namely, Facebook, HEP-PH and Epinions, to calculate maximum positive influence based on the IMIC-OC model and two other baseline methods. The proposed model resulted in larger positive influence, thus indicating better performance compared with the baseline methods.

کلمات کلیدی
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ارسال شده در تاریخ 1397/08/20


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