PinnedJai Vrat SinghGood Resources — Data Science/ML/AI/Mathematics, Applications in Portfolio Construction/Finance.This is content page where I will keep posting my work. This is organised in sections for easy reference. It might link to medium.com as…Feb 6, 2022Feb 6, 2022
Jai Vrat SinghSingapore MathematicsThe Singapore math method is a highly effective teaching approach originally developed by Singapore’s Ministry of Education in the 1980s…Jul 26, 2022Jul 26, 2022
Jai Vrat SinghIn short apply bayes rule P(3T|#T>=2) = P(3T)P(#T>=2|3T)/P(#T>=2) = P(3T)/P(#T>=2)as P(#T>=2|3T) = 1Jun 19, 2022Jun 19, 2022
Jai Vrat SinghKelly Criteria — Betting on stockI cover the derivation of Kelly criteria for betting on risky asset such as stock. I make simplistic assumptions on Stock Returns — i.e…Jun 18, 2022Jun 18, 2022
Jai Vrat SinghSVD — Singular Value Decomposition using pythonPlease refer to the notebook — a brief demonstration to compress data using python libraries. Here I use SVD to compress image.Feb 19, 2022Feb 19, 2022
Jai Vrat SinghDownload Stock/Returns Data from Yahoo Finance — Python/Jupyter NotebookFirst step of investment process is collecting the stock returns data from publicly available data sources such as Yahoo Finance. I also…Feb 6, 2022Feb 6, 2022
Jai Vrat SinghProbability — conditional (expected time taken to exit cave)## Question You are trapped in dark cave with three indistinguishable exits on the walls. One of the exists takes you 3 hours to travel…Feb 6, 2022Feb 6, 2022
Jai Vrat SinghProbability — Expected number of coin flips before successWhat is the expected number of coin flips to get two consecutive heads?Feb 5, 2022Feb 5, 2022
Jai Vrat SinghProbability of real roots of a Quadratic EquationQuestion a and b are randomly chosen real numbers in the interval [0,1], that is both a and b are standard uniform random variables. Find…Feb 5, 2022Feb 5, 2022
