Hardik Tankaria
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  • Pre-registering an experiment you expect to fail

    Four practices that changed how much I trust my own results, and the one that catches the error no amount of care prevents.

    6 min read   ·   June 27, 2025

    2025   ·   research-methods   ·   research-methods

  • What a Hessian sketch actually buys you

    Second-order optimization is fast and nobody uses it. Here is the arithmetic of why, and what changes if you only look at 10% of the matrix.

    6 min read   ·   April 20, 2025

    2025   ·   optimization   second-order   ·   optimization

  • Smarter Lending: Optimization and Machine Learning in Loan Default Prediction

    This blog explores how machine learning and optimization are revolutionizing credit scoring and loan default prediction, leading to smarter, faster, and more profitable lending decisions.

    8 min read   ·   December 05, 2024

    2024   ·   optimization   MLDL

  • Accelerating Large-Scale Optimization for Machine Learning

    Enhancing Stochastic Variance Reduced Gradient (SVRG) techniques by incorporating Barzilai-Borwein (BB) approximation as Second-order information and adaptive step-size selection.

    6 min read   ·   July 15, 2023

    2023   ·   optimization   MLDL

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