【目的/意義】在網絡環境對社會現實生活的影響日益加深的今天,研究SNS用戶共享行為的影響因素,有著多方面的積極意義。【方法/過程】以SNS網站為研究對象,分析了以六度分割理論為基礎發展起來的社交網站及其實名制、交互融合性、社會性、個性化和協同參與性的特征,并結合不同學者的解釋探討了知識共享的內涵和影響因素。【結果/結論】針對基于SNS的知識共享平臺和用戶共享行為進行分析,結合野中郁次郎的知識螺旋理論和付彥的知識共享交叉圖建立用戶知識共享行為模型并以知乎作為樣本進行模型檢驗,分析基于SNS的用戶知識共享行為的影響因素。

【Purpose/significance】The influence of the network environment on the social reality life is deepeningnowadays. So the research on the influencing factors of SNS users’ sharing behavior has many positive meanings.【Method/process】Taking SNS web sites as research object,This paper analyses social network sites(SNS) which developed on thebasis of the six degrees of separation theory and its characteristics of real-name system, interactive integration, sociality,personalization and the collaborative participation. It also discusses the connotation and influencing factors of knowledgesharing based on the explanation of different scholars.【Result/conclusion】This paper analyses knowledge-sharing platformbased on SNS and sharing behavior of users. It establishes a model combining with the knowledge spiral and the knowledgesharing cross figure. And the model test is carried out with Zhihu as the sample, discussing the influencing factors of users’ sharing behavior based on SNS.