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Influence maximization is the problem of finding a set of influential users in a social network such that the expected spread of influence under a certain propagation model is maximized. Much of the previous work has neglected the important…

社会与信息网络 · 计算机科学 2016-11-18 Wei Lu , Laks V. S. Lakshmanan

In the context of influence propagation in a social graph, we can identify three orthogonal dimensions - the number of seed nodes activated at the beginning (known as budget), the expected number of activated nodes at the end of the…

离散数学 · 计算机科学 2011-11-08 Amit Goyal , Francesco Bonchi , Laks V. S. Lakshmanan , Suresh Venkatasubramanian

The Influence Maximization (IM) problem is a well-known NP-hard combinatorial problem over graphs whose goal is to find the set of nodes in a network that spreads influence at most. Among the various methods for solving the IM problem,…

社会与信息网络 · 计算机科学 2024-05-17 Stefano Genetti , Eros Ribaga , Elia Cunegatti , Quintino Francesco Lotito , Giovanni Iacca

The influence maximization is the problem of finding a set of social network users, called influencers, that can trigger a large cascade of propagation. Influencers are very beneficial to make a marketing campaign goes viral through social…

社会与信息网络 · 计算机科学 2017-08-29 Siwar Jendoubi , Arnaud Martin

Influence maximization(IM) problem is to find a seed set in a social network which achieves the maximal influence spread. This problem plays an important role in viral marketing. Numerous models have been proposed to solve this problem.…

社会与信息网络 · 计算机科学 2015-10-22 Yaxuan Wang , Hongzhi Wang , Jianzhong Li

We introduce HITMIX, a new technique for network seed-set expansion, i.e., the problem of identifying a set of graph vertices related to a given seed-set of vertices. We use the moments of the graph's hitting-time distribution to quantify…

社会与信息网络 · 计算机科学 2020-11-20 Alexander H. Foss , Richard B. Lehoucq , W. Zachary Stuart , J. Derek Tucker , Jonathan W. Berry

Online influence maximization aims to maximize the influence spread of a content in a social network with unknown network model by selecting a few seed nodes. Recent studies followed a non-adaptive setting, where the seed nodes are selected…

机器学习 · 计算机科学 2022-07-01 Kaixuan Huang , Yu Wu , Xuezhou Zhang , Shenyinying Tu , Qingyun Wu , Mengdi Wang , Huazheng Wang

A premise at a heart of network analysis is that entities in a network derive utilities from their connections. The {\em influence} of a seed set $S$ of nodes is defined as the sum over nodes $u$ of the {\em utility} of $S$ to $u$. {\em…

社会与信息网络 · 计算机科学 2016-02-02 Edith Cohen , Daniel Delling , Thomas Pajor , Renato F. Werneck

Most previous work on influence maximization in social networks is limited to the non-adaptive setting in which the marketer is supposed to select all of the seed users, to give free samples or discounts to, up front. A disadvantage of this…

社会与信息网络 · 计算机科学 2016-04-28 Sharan Vaswani , Laks V. S. Lakshmanan

In a social network, even about the same information the excitements between different pairs of users are different. If you want to spread a piece of new information and maximize the expected total amount of excitements, which seed users…

社会与信息网络 · 计算机科学 2016-10-26 Zhefeng Wang , Yu Yang , Jian Pei , Enhong Chen

Influence maximization is the problem of finding the set of nodes of a network that maximizes the size of the outbreak of a spreading process occurring on the network. Solutions to this problem are important for strategic decisions in…

物理与社会 · 物理学 2019-10-23 Sirag Erkol , Claudio Castellano , Filippo Radicchi

Today, many companies take advantage of viral marketing to promote their new products, and since there are several competing companies in many markets, Competitive Influence Maximization has attracted much attention. Two categories of…

社会与信息网络 · 计算机科学 2019-12-30 Amirhossein Ansari , Masoud Dadgar , Ali Hamzeh , Jörg Schlötterer , Michael Granitzer

Influence maximization (IM) aims at maximizing the spread of influence by offering discounts to influential users (called seeding). In many applications, due to user's privacy concern, overwhelming network scale etc., it is hard to target…

社会与信息网络 · 计算机科学 2020-10-06 Chen Feng , Luoyi Fu , Bo Jiang , Haisong Zhang , Xinbing Wang , Feilong Tang , Guihai Chen

Influence maximization is the problem of selecting top $k$ seed nodes in a social network to maximize their influence coverage under certain influence diffusion models. In this paper, we propose a novel algorithm IRIE that integrates a new…

社会与信息网络 · 计算机科学 2012-03-20 Kyomin Jung , Wooram Heo , Wei Chen

Online social networks have been one of the most effective platforms for marketing and advertising. Through "word of mouth" effects, information or product adoption could spread from some influential individuals to millions of users in…

社会与信息网络 · 计算机科学 2023-05-17 Tiantian Chen , Bin Liu , Wenjing Liu , Qizhi Fang , Jing Yuan , Weili Wu

The problem of maximizing the adoption of a product through viral marketing in social networks has been studied heavily through postulated network models. We present a novel data-driven formulation of the problem. We use Graph Neural…

机器学习 · 计算机科学 2025-02-21 Saurabh Sharma , Ambuj Singh

User recommendation systems enhance user engagement by encouraging users to act as inviters to interact with other users (invitees), potentially fostering information propagation. Conventional recommendation methods typically focus on…

信息检索 · 计算机科学 2025-08-20 Hongru Hou , Jiachen Sun , Wenqing Lin , Wendong Bi , Xiangrong Wang , Deqing Yang

Recommender systems are designed to predict user preferences over collections of items. These systems process users' previous interactions to decide which items should be ranked higher to satisfy their desires. An ensemble recommender…

信息检索 · 计算机科学 2023-06-23 Alireza Gharahighehi , Celine Vens , Konstantinos Pliakos

Most prior algorithms for influence maximization focused are designed for Online Social Networks (OSNs) and require centralized computation. Directly deploying the above algorithms in distributed Mobile Social Networks (MSNs) will overwhelm…

社会与信息网络 · 计算机科学 2016-04-19 Chih-Hang Wang , Po-Shun Huang , De-Nian Yang , Wen-Tsuen Chen

In social online platforms, identifying influential seed users to maximize influence spread is a crucial as it can greatly diminish the cost and efforts required for information dissemination. While effective, traditional methods for…

社会与信息网络 · 计算机科学 2025-01-03 Huyen Nguyen , Hieu Dam , Nguyen Do , Cong Tran , Cuong Pham