WebSep 5, 2024 · Wang Z Songmin G Zhao X Xiaowei X Graph-based review spammer group detection Knowl Inf Syst 2024 55 3 571 597 10.1007/s10115-017-1068-7 Google Scholar Digital Library; 142. Wang Z Songmin G Xiaowei X GSLDA: Lda-based group spamming detection in product reviews Appl Intell 2024 48 9 3094 3107 10.1007/s10489-018 … WebOct 25, 2024 · The proposed CONSGD uses cosine pattern mining (CPM) to discover tight spammer group candidates with a respective low support value, where the cosine threshold is utilized to avoid coincidentally generated groups. Nowadays, online product reviews strongly influence the purchase decision of consumers in e‐commerce platforms. Driven …
A comprehensive survey of various methods in opinion spam detection ...
A bi-connected graph is a connected graph that is not broken into disconnected pieces by deleting any single vertex (and its incident edges). Conceptually, a bi-connected graph is a connected graph that, for each pair of node i and j, there exist two disjoint paths between node i and j. Bi-connected graphs are … See more Loose spammer group A loose spammer group (or spammer group for short) g is modeled as a sextet form (R_g,P_g,V_g,S_g,SS(g),\tau ), where \tau is a user-specified … See more Bi-connected spammer group graph For a given spammer group g, the bi-connected spammer group graph of g (if exists) is a bi-connected and weighted graph, denoted by G_g=(R_g,E), … See more Co-review collusiveness Given reviewer i, j \in \mathcal {R}, if i and j co-review a product k \in \mathcal {P}, we define the collusiveness of i, j, kas: where \alpha is a coefficient to balance … See more Bi-connected spammer group Given a spammer group g, if the spammer group graph of g is a bi-connected spammer group graph, we call ga bi-connected spammer group. … See more WebJul 8, 2024 · In this work, we propose a graph embedding-based method for group shilling attack detection. Unlike graph-based spammer group detection approaches that use the number of co-rated products or Jaccard similarity between users as the edge weight to construct the user relationship graph, our method comprehensively considers the rating … ont bridge
A Survey on Online Review Spammer Group Detection
WebApr 1, 2024 · Graph-based review spammer group detection. June 2024 · Knowledge and Information Systems. Zhuo Wang; Songmin Gu; Xiangnan Zhao; Xiaowei Xu; Online product reviews nowadays are increasingly ... WebJan 7, 2024 · This paper focuses on group spammer detection from online reviews and proposed a weighted one mode bipartite projection graph-based algorithm that extract … WebAug 9, 2024 · Wang et al. 20 proposed a graph-based review spammer group detection method. They introduced a top-down computing framework, namely GGSpam, to detect review spammer groups by exploiting the ... ion in chat