Columbia University Irving Medical Center
Selected publications
Computational and neural evidence for altered fast and slow learning from losses in gambling disorder
K. Iigaya, T. Larsen, T. Fong, JP O'Doherty
Discounting Future Reward in an Uncertain World
Story, G. W., Z. Kurth-Nelson, M. Moutoussis, K. Iigaya, G-J. Will, T. U. Hauser, B. Blain, I. Vlaev, and R. J. Dolan.
Neural mechanisms underlying the hierarchical construction of perceived aesthetic value
K Iigaya, S Yi, IA Wahle, K Tanwisuth, L Cross, JP O'Doherty
Aesthetic preference for art can be predicted from a mixture of low- and high-level visual features
News and Views: Beauty is in the eye of the machine
K Iigaya, S Yi, IA Wahle, K Tanwisuth, JP O’Doherty
The Hierarchical Construction of Value
JP O’Doherty, U Rutishauser, K Iigaya
Why and how the brain weights contributions from a mixture of experts
JP O’Doherty, S Lee, R Tadayonnejad, J Cockburn, K Iigaya, C Charpentier
Progress and Promise in Neuroaesthetics
K Iigaya, JP O’Doherty, GG Starr
The value of what's to come: Neural mechanisms coupling prediction error and the utility of anticipation
K Iigaya, TU Hauser, Z Kurth-Nelson, JP O’Doherty, P Dayan*, RJ Dolan*
*co-senior authors
Aesthetic preference for art emerges from a weighted integration over hierarchically structured visual features in the brain
bioRxiv (2020)
Media: Science: "Do you like weird art? Blame your brain"
K Iigaya, S Yi, IA Wahle, K Tanwisuth, JP O’Doherty
A Neuro-computational Account of Arbitration between Choice Imitation and Goal Emulation during Human Observational Learning
CJ Charpentier, K Iigaya, JP O’Doherty
Hippocampus Is What Happens while You’re Busy Making Other Plans
K Iigaya, JP O’Doherty
Deviation from the matching law reflects an optimal strategy involving learning over multiple timescales
K Iigaya, Y Ahmadian, LP Sugrue, GS Corrado, Y Loewenstein, WT Newsome, S Fusi
An effect of serotonergic stimulation on learning rates for rewards apparent after long intertrial intervals
K Iigaya, MS Fonseca, M Murakami, ZF Mainen, P Dayan
Cognitive Bias in Ambiguity Judgements: Using Computational Models to Dissect the Effects of Mild Mood Manipulation in Humans
K Iigaya*, A Jolivald*, W Jitkrittum, ID Gilchrist, P Dayan**, E Paul**, M Mendl**
* equal contributions
**co-senior authors
Adaptive learning and decision-making under uncertainty by metaplastic synapses guided by a surprise detection system
K Iigaya
The Modulation of Savouring by Prediction Error and its Effects on Choice
K Iigaya, GW Story, Z Kurth-Nelson, RJ Dolan, P Dayan
Dynamical regimes in neural network models of matching behavior
K Iigaya, S Fusi