2007 2008 496 519 541 571g 571r aaai across activity ad affinity ageing aging albatross algorithms ali allocation amazon analysis application applications apsc architecture argonne asynchronous attack attacks attention authorities availability backup balancing based behavior best big bittorrent blog blogs book bookmarking bot bug business c cache caching cama07 capacity case centric channels characterization checkpointing classification click cloud clustering code coefficient collaboration collaborative coloring communication communities community comparison complexity computational computer computing conditions consensus consistency conten-sharing content contente content-sharing contextualized control cooperation core correspondence cross-layer cscw curve-fit custom data data-sharing decision defense delete delicious demand dependable deployment description design desktop desktops destruction detection development dht diffserv diffusion digg disk dissemination distributed distribution distributions diversity dynamic dynamics ecology economy eece emergent end-to-end engine engines entropy envioronments epidemic equilibrium erasure evaluation evolution example exchange execution experimental extraction failure failures fault file filesystem finding first-monday flickr flp folknomies folkrank folksonomies folksonomy forecasting framework free freeloader fun function functions game games general generative google graph graphs grid grids hardware harnessing heterogeneous hit hoc hoerl hosting hot hpdc hubs humanity ibp ideas identfication identification in incentives information infrastructure insights intensive interest interest-sharing interface internet intrusion intserv jis jounaling knoledge knowledge k-shell laplacian large later leasing levels limitations link load logistic logistical logit log-structured machine management market markov mathematical matrix measurements memex metadata metaphor method methods metrics migration mining misbehavior misbevahior misbheavior mobile mobility model modeling modelling models modern mpi mpog multi multimedia multiple navigation necessary necessary_conditions network networking networks neural nof nsl on online ontology opportunistic optimization ougrid ourfs ourgrid overlay overlays p2p pagerank paper parallel patterns peer-to-peer performance player poisoning policies pollution popularity position power-law practices prediciton predictability prediction pricing privacy problem process production programming propagation protocol protocols provenance provisioning p-star psychology qos quality ranking rate realiable real-time recommend recommendation recommender recovery redhat redirection regression reliability reliable replication report repository reputation research reservation resource resources ridge riding routers routing samer sampling samplling satisfaction scale scavenging scheduling scheme schemes science scientifc search searching security seeding selfish seminar sensing sensors service services shared-interest sharing sigcomm simgrid similarity simulation sites skype sla small small-world smart snapshots soap social space spam spanning spectral staging state statistics storage storage_affinity strategies strategy stream structural structure study sufferage summer supply supported survey survival svd sybil system systems tagging tcp teams techniques telefonica testing text theory tools topics topology tournament trace tradeoffs tree trust ubc unreal urban urn usage use user user-generated utility virtual virtualization virus vocabulary volunteer wattz-sttrogatz web web20 week2 week3 week7 week8 week9 wiki wireless work workloads world worlds04 wsdm www www07 www08 yahoo youtube zipf