Psycho-Physiological Interactions or PPI is a brain imaging method of estimating the effective connectivity, or functional coupling, between a brain region and the rest of the brain with relation to the performance of a particular psychological task.
Protein-protein interaction | Multimodal interaction | interaction | Human–computer interaction | human-computer interaction | Virtual economy#Controversy: "Real" Economy Interaction | Sonic Interaction Design | Sonic interaction design | Quadratic configuration interaction | Molecular Interaction Maps | Limited Feedback Interaction | Interaction (statistics) | Interaction design pattern | interaction | Human-Computer Interaction | human–computer interaction | Face-to-face interaction | face-to-face interaction | exchange interaction | Electroweak interaction | Drug interaction | Business interaction networks |