?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Feprints.imtlucca.it%2F2126%2F&rft.title=A+Computational+Field+Framework+for+Collaborative+Task+Execution+in+Volunteer+Clouds&rft.creator=Sebastio%2C+Stefano&rft.creator=Amoretti%2C+Michele&rft.creator=Lluch-Lafuente%2C+Alberto&rft.subject=QA75+Electronic+computers.+Computer+science&rft.description=The+increasing+diffusion+of+cloud+technologies+offers+new+opportunities+for+distributed+and+collaborative+computing.+Volunteer+clouds+are+a+prominent+example%2C+where+participants+join+and+leave+the+platform+and+collaborate+by+sharing+computational+resources.+The+high+complexity%2C+dynamism+and+unpredictability+of+such+scenarios+call+for+decentralized+self-*+approaches.+We+present+in+this+paper+a+framework+for+the+design+and+evaluation+of+self-adaptive+collaborative+task+execution+strategies+in+volunteer+clouds.+As+a+byproduct%2C+we+propose+a+novel+strategy+based+on+the+Ant+Colony+Optimization+paradigm%2C+that+we+validate+through+simulation-based+statistical+analysis+over+Google+workload+data.&rft.date=2014-01-23&rft.type=Working+Paper&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.language=en&rft.identifier=http%3A%2F%2Feprints.imtlucca.it%2F2126%2F21%2Fseams2014-full.pdf&rft.identifier=++Sebastio%2C+Stefano+and+Amoretti%2C+Michele+and+Lluch-Lafuente%2C+Alberto++A+Computational+Field+Framework+for+Collaborative+Task+Execution+in+Volunteer+Clouds.++Working+Paper++%23+%2F2014++++++++(Submitted)+++