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Risto Heikkinen

@riskyristo.bsky.social

Data/decision scientist. Risk taker. Doctoral researcher (jyu.fi/demo) Freelancer (www.statisti.fi) Lifelong learner in randomness and causality. Coding with R. Blog (in Finnish): statistition.com

Posts Replies Media

Risto Heikkinen @riskyristo.bsky.social · 16/10/2025

Is it time? On Saturday, it is time to defend my thesis. It is available here: jyx.jyu.fi/jyx/Record/j... Here is an interview about the subject in Finnish: www.jyu.fi/fi/uutinen/v...

jyu.fi

Väitös: Ihmisen asiantuntijuuden ja koneen laskentatehon yhdistäminen auttaa parempien päätösten tekemisessä

Risto Heikkisen väitöstutkimuksessa tarkasteltiin ihmisasiantuntijan osaamisen ja koneen laskentatehon yhdistämistä.

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Risto Heikkinen @riskyristo.bsky.social · 18/12/2024

The SBEDE model is released! It is a statistical model for debiasing systematic biases in expert predictions and ignoring experts who have not proven their competence #BayesianStats The article includes a real data portfolio optimization application with stock analysts' target prices rdcu.be/d3n69

rdcu.be

A Bayesian model for portfolio decisions based on debiased and regularized expert predictions

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