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In fake data, quants see a fix for backtesting


Risk.net
Traditionally quants have learnt to pick data apart. Soon they might spend more time making it up
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It wasn’t a surprise that videos of Tom Cruise playing golf and doing magic tricks should rack up millions of views on TikTok earlier this year. The real surprise was that the clips didn’t feature Tom Cruise at all. They were fakes.
The technology behind these ultra-realistic ‘deep fake’ videos, now common on social media platforms, has already found a home in finance where quants are using it to create parallel universes of data to test investment strategies. ....

Tom Cruise , Historical Data , Monte Carlo Simulation , Neural Networks , Machine Learning , Quant Investing , Data Science , Synthetic Data , Deep Hedging , டோம் கப்பல் ,

ECB's Trim found 900 flaws with 31 banks' market risk models


Risk.net
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The European Central Bank identified 900 issues with the internal market risk models used by 31 banks through its years-long audit – of which over one-quarter were designated “high severity”. 
The ECB’s Targeted Review of Internal Models (Trim), which kicked off in 2016 and closed last year, identified 824 specific deficiencies with the in-house models for generating market risk capital requirements used by banks in scope of the exercise, plus additional problems following consistency checks
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European Central Bank , Internal Models , European Central Bank Ecb , Trading Book , Market Risk , Market Risk Modelling , Value At Risk Var , Stressed Value At Risk Svar , Ncremental Risk Charge Irc , Internal Models Approach Ima , Internal Models , Rofit Amp Lossp Ampl , Isk Quantum , ஐரோப்பிய மைய வங்கி , உள் மாதிரிகள் , ஐரோப்பிய மைய வங்கி எக்ப் ,