25. 强势媒体形态分析
Publication Network Social Network Creative Network
Law: Sarnoff Metcalfe GFN (Reed)
Join/Create
Optional Transactions Tune In Broadcast Connect Peers
Groups
OnSale, Yahoo! Classifieds, eBay,
Examples
Remote Access EMail Chat Rooms
Value of N member net N N2 2N
Combined Value of N,
N+M N2 + M2 + 2NM 2N x 2M
M member nets
• Publication Network 传播网络:单向沟通网络, 遵循Sarnoff 定律,即 网络价值与
参与者数量成正比 Value = N (假设每个人都是1个链接点)
• Social Network 社交/沟通网络: 遵循Metcalfe定律,即对于互联网这种交换式网络,
其网络价值与其所连接的节点数的平方成正比Value = N2
• Creative Network 协作网络: 遵循Reed 定律,双向网络 即随着社区用户的数量增加,
社区小组业务的收益以几何级数增加 Value =2N