Photographie, information et manipulation

Modélisation et manipulation d'entrepôts de données complexes et historisées

Manipulation et fusion de données multidimensionnelles

Résumé. Cet article définit une algèbre permettant de manipuler des tables dimensionnelles extraites d'une base de données multidimensionnelles. L'algèbre intègre un noyau minimum d'opérateurs unaires permettant d'effectuer les analyses décisionnelles par combinaison d'opérateurs. Cette algèbre intègre un opérateur binaire permettant la fusion de tables dimensionnelles facilitant les corrélatio...

Mitigating Information Manipulation

Dedicated to my lord Without you, I cannot reach this stage. iii ACKNOWLEDGEMENTS I would like to thank my advisor, Dr. Wenke Lee, and my co-advisor Nick Feam-ster, for their understandings, support, and encouragement throughout my graduate studies in the program of information security. I have been amazingly fortunate to have them as my advisors. Without their constructive criticism, rapport a...

Manipulation and Information Acquisition∗

I analyze the behavior of an agent (the manipulator) who makes announcements based on his private information in order to maximize the profit from short-term trades. Truthful announcement strategies can be supported with positive probability but only if investors have another source of information in addition to the manipulator’s announcement and/or if manipulation is occasionally punished. It ...

Attention Manipulation and Information Overload

When a decision-maker’s attention is limited, her decisions depend on what she focuses on. This gives interested parties an incentive to manipulate not only the substance of communication but also the decision-maker’s attention allocation. This paper models such attention manipulation. In its presence, competitive information supply can reduce the decision-maker’s knowledge by causing informati...