Search results for " network science"

showing 3 items of 3 documents

Robust link prediction in criminal networks: A case study of the Sicilian Mafia

2020

Abstract Link prediction exercises may prove particularly challenging with noisy and incomplete networks, such as criminal networks. Also, the link prediction effectiveness may vary across different relations within a social group. We address these issues by assessing the performance of different link prediction algorithms on a mafia organization. The analysis relies on an original dataset manually extracted from the judicial documents of operation “Montagna”, conducted by the Italian law enforcement agencies against individuals affiliated with the Sicilian Mafia. To run our analysis, we extracted two networks: one including meetings and one recording telephone calls among suspects, respect…

0209 industrial biotechnologyComputer scienceSettore SPS/12 - SOCIOLOGIA GIURIDICA DELLA DEVIANZA E MUTAMENTO SOCIALENetwork science02 engineering and technologyMachine learningcomputer.software_genreCriminal networksSocial groupSocial network analysis020901 industrial engineering & automationArtificial IntelligenceLink prediction in uncertain graphs0202 electrical engineering electronic engineering information engineeringLink (knot theory)Settore INF/01 - Informaticabusiness.industryGeneral EngineeringLaw enforcementCriminal networks; Link prediction in uncertain graphs; Network science; Social network analysisSettore ING-INF/05 - SISTEMI DI ELABORAZIONE DELLE INFORMAZIONI16. Peace & justicelanguage.human_languageComputer Science ApplicationslanguageTopological graph theory020201 artificial intelligence & image processingArtificial intelligencebusinessSiciliancomputerExpert Systems with Applications
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Social network analysis and political phenomena: a contribution to the small world theory

2014

social network analysis network science diffusion models small world theory political participation gender big dataSettore SPS/07 - Sociologia Generale
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Statistical validation of investment decisions and transactions in financial markets

statistical validation network science behavioral finance order book speculative bubbles
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