Object Recognition - Introduction to Sensation and Perception - Lecture Slides, Slides of Brain and Cognitive Science

Download Object Recognition - Introduction to Sensation and Perception - Lecture Slides and more Slides Brain and Cognitive Science in PDF only on Docsity! Object Recognition Docsity.com Outline • Attention – Attention Based Blindness • Recognition by Components • View-Based Recognition – Neurological Pathways • Learning To See • Face Perception – Prosopagnosia – Greebles Docsity.com Similar Objects ... Can Look Different chairs coffeepots ve CRD sunglasses Docsity.com Attention is Important Docsity.com Object Based Attention Fixation Cue (Prime) Test • • • • • • Valid • • • Invalid (same object) Invalid (different object) Sequence of events Docsity.com Results P er fo rm an ce R el at iv e to C ha nc e Attentional Condition Docsity.com Beyond Attention 1) How can we recognize objects when we can’t see all the parts? 2) How can we distinguish among objects that share common features? 3) How can we recognize group membership of objects that look very different? 4) How can we recognize the same object in multiple orientations? Docsity.com Recognition by Components Docsity.com Read the Words PAD, ROD Docsity.com What Do You See? Docsity.com View-Based Recognition Docsity.com Human Evidence Letters Objects 95% confidence interval around chance level % c or re ct re sp on se s Stimulus Orientation Docsity.com Remember the Neurology Dorsal Pathway ( Where" System) Soha) Primary Visual Cortex Ventral Pathway (‘What" System) Docsity.com Learning to See Practice Makes Perfect! Docsity.com