paraafPeter A. van der Helm Demo link

About Teaching Research Publications Presentations



Demos



  Left eye
This page gives direct access to a number of demos that exemplify various aspects of my research.
See Research for an overview of my research topics with again links to these demos.
 


  General
 
  • Levels of vision
  • ---   A brief introduction to my field of research
  • Marr's levels
  • ---   Complementary descriptions of information processing
  • Research cycles
  • ---   How to evaluate theories and models
  • Metaphors of cognition
  • ---   The dynamics versus computation debate is moot
  • SIT overview
  • ---   Structural information theory and its applications
  • Structural Information Theory
  • ---   Empirically oriented book on perceptual organization
  • Simplicity in Vision
  • ---   Theoretically oriented book on perceptual organization
  • Schiphol tunnel
  • ---   The role of simplicity in everyday vision
  • Glossary
  • ---   Novel terms and the concepts they stand for
  • Visual regularity
  • ---   Lecture on my theoretical work (handout) (pdf)
  • Kaleidoscope
  • ---   A class of "arresting" motion and velocity illusions
    Simplicity versus likelihood
  • Occam versus von Helmholtz
  • ---   The Bayesian duality of simplicity and likelihood
  • Everyday perception
  • ---   More easily modeled than understood
  • Object versus viewer
  • ---   Viewpoint independencies and viewpoint dependencies
  • T-junctions
  • ---   Cues for segmentation rather than for occlusion
  • Bertrand's paradox
  • ---   Structural descriptions precede probabilities
  • Test your intuition
  • ---   Three riddles about probabilities
    The holographic approach
  • Tigers and flowers
  • ---   A popular story on visual regularity (in Dutch)
  • The origin of visual regularities
  • ---   Evolutionary considerations
  • The nature of visual regularities
  • ---   Mathematical synopsis of holographic regularity (pdf)
  • Symmetry perception
  • ---   Detectability by weight of evidence
  • Symmetry processing
  • ---   Detection by bootstrapping
  • Perceptual organization
  • ---   The role of visual regularities in vision
    Distributed representations
  • Smart processing
  • ---   Forms of (cognitive) processing
  • Slimy, Hilly, and Pixy
  • ---   Natural examples of parallel distributed processing
  • Pencil selection
  • ---   Natural example of transparallel processing
  • Hyperstrings
  • ---   One string to recode many strings in one go
  • Hyperstring proofs
  • ---   Mathematical basis of transparallel recoding (pdf)
  • Cognitive architecture
  • ---   The neural signature of transparallel processing