Above, a video visualizing two of our participants’ ECG responding to music in real-time. Yellow and green lines represent their ECG’s, red the level of synchrony between them. The audio is a live recording of …
Music as Medicine: Sync
Shrinkage in Contextual Bandits with Dependent Observations
Jules Kruijswijk (first author), Maurits Kaptein and Florian Böing-Messing and I have recently been working on a paper on the application of partial pooling (or shrinkage) models in (contextual) multi-armed bandit problems: The (contextual) multi-armed …
R Development Presentation
Slides from my recent presentation at the biweekly “Computational Personalisation” lab meeting – an outline of R Package Development, based on my experience in developing the R package “Contextual“. How to create an R package …
StreamingBandit UI
Recently, I have completed a Javascript (ES6, React, and Material Design)Â admin application for “StreamingBandit”, a Python server that helps setting up and running online streaming (contextual) bandit experiments. This management front-end makes it very easy …
Inauguration Maurits Kaptein
Friday January 12th, Maurits Kaptein, my promoter, good friend and founder of the JADS “Computation Personalisation” lab, was inaugurated as Professor (by special appointment ) Data Science & Health at the JADS and Tilburg University. You …
The Picasso Experiment
With a team consisting of Ettore Majorana, Andrea Giansanti, Davide Iannuzzi and Maurits Kaptein, we are currently investigating how people perceive beauty, complexity, and symmetry in paintings. To get a better feel for the subject, …
Paper accepted! Age differences in emotional responses to monetary losses and gains.
“Psychology and Aging” just accepted our* latest paper, which offers new insights into how aging appears to change our emotional resilience towards monetary gains and losses for the better. The abstract: People of all ages …
At the Jheronimus Academy of Data Science
I am happy to announce that I have been accepted as a researcher at the Jheronimus Academy of Data Science! In a nutshell, this means that I am now allowed to travel to beautiful ‘s-Hertogenbosch …
Start coding for Bobbi – the open source ECG monitor
. I was asked to put some basic code examples online to help developers get started with the Totem Bobbi Motion + ECG Monitor. For those not in the know: “The Bobbi” is a very …
Kinect Dyadic Distance App
A short screencast of my Kinect Dyadic Distance App in action at Johan Nieuwenhuize’s studio! The app makes use of the live data streams from a Microsoft Kinect motion sensing device to continuously calculate the …
Latest paper at intersection of physics and psychology now in PlosOne
Yay! Our latest paper at the interface between physics and human behavior has just been published in PlosOne. We’re on a roll! Scripts, code and data sets are available at the Harvard Dataverse. Abstract: Due …
Presentation at the University of Rijeka, Croatia
Just returned from a very pleasant stay at the University of Rijeka Faculty of Psychology, where was invited to give a talk on how recent technological advances can help further our understanding of the intricate …
Mindfulness, access to intuitive processes and change blindness – a preliminary analysis
During her visit to our lab Carina Remmers presented some interesting work on how scoring higher on a mindfulness scale may correlate with lower accessibility to intuitive processes. Since I still had data lying around …
Lock-in Amplifier Game at Physics@Veldhoven
Last week Maurits, Davide and I had a great time demonstrating our “Flappy Bird” game at the Physics@Veldhoven conference. “Flappy Bird” invites a player to wave his or her arms in a rhythm set by …
Qualtrics wide to long export file conversion
While helping out with the implementation of a slightly tangled Qualtrics survey, I needed to develop some workarounds that might be of use to others – so I thought I’d share them with you here! …