The objective of this course is: The objective of this course is

Marsh (1994): all studies on trust make the assumption of the presence of a society

Quantifiable as a subjective probability

• Quantifiable as a subjective probability

• Binary-Relational and Directional (non symmetric)

• Contextual (wrt an action)

• Dynamic (evolves with time)

• Relativity / Subjectivity / Fuzziness

• Is Trust Reflexive???

• Is Trust transitive???

Direct Trust, based on analysis of truster/trustee past interactions

• Direct Trust, based on analysis of truster/trustee past interactions

• Trust in the trustee’s profile elements (e.g., diploma, employer, experience…)

• Transitive Trust / Trust recommendation and propagation (e.g., co-citation)

• Record-based Trust, computed by analyzing the trustee (certified) record/history

• Trust negotiation

• Social-network base Trust: trust ~ centrality

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