知识管理的基本定义英文版.pptxVIP

Peer-to-peer Knowledge ManagementPropose the idea of P2P knowledge managementWhat does P2P mean?How can peer-to-peer help KM? Discuss problems with P2P KMFree-ride Issue and incentive designImpact of technology on organizational exchange networkNov 14, 2001What does Peer-to-Peer mean?Participating computers are both clients and servers.Three kinds of P2P applicationsP2P information sharing (Napster; FreeNet)distributed resources and/or peer-to-peer routingP2P Collaboration/Communication (groove; ICQ)Distributed computing (SETI@home)Coordinate multiple computers for complex tasksNov 14, 2001More Features of P2P information sharingInformation available at certain time is the sum of the information content each node shares. Nodes can easily join or quit. Make use of under-utilized resourcesIt usually create some redundancy to reduce the impact of single node failure.Load-balancing mechanism.Nov 14, 2001Drawbacks of P2P information sharingAnonymous v.s. CopyrightRedundancy v.s. Up-to-dateQuality of ServiceSearch EfficiencyFree-Ride!Nearly 70% of Gnutella users share no files, nearly 50% of all responses are returned by the top 1% of sharing hosts. … We argue that free riding leads to degradation of the system performance and adds vulnerability to the system. If this trend continues copyright issues might become moot compared to the possible collapse of such systems. (Adar and Huberman 2000, Free Riding on Guttela)Nov 14, 2001Why we propose P2P KMP2P technology fit well with KM objectivesUnlock “hidden” organization knowledgeEnhance interactions through “push” “pull”Foster knowledge sharing communitiesContribute to propagation of tacit knowledgeTolerate fuzzy knowledge and different points of viewWe expect free-riding issue can be better handled within organization context. Other desirable features: flexible, robust, secure, cost efficiency (?)Nov 14, 2001So what is P2P KM?two components: P2P information sharing component ? explicit knowledge transferNotification of upd