In recent years, online social networks have been the target of adversaries
who seek to introduce discord into societies, to undermine democracies and to
destabilize communities. Often the goal is not to favor a certain side of a
conflict but to increase disagreement and polarization.
本文研究在线社交网络中存在的正面和负面关系，并通过 Epinions、Slashdot 和 Wikipedia 等数据集证明可以高准确度地预测社交网络中链接的符号，这些预测模型跨越不同类型的在线社交网络具有普适性，有助于理解社交心理学中平衡和地位理论的基本原则，并能够预测用户的态度和周围人际关系的证据。