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Aug 13,2025
Case Study: Detecting Machine Signal Modes Using Statistical Analysis
Problem Description We have a time series signal that switches between two modes: on (e.g., at t = 0s) and off (e.g., at t = 0.001504s). These modes correspond to different signal values. Our goal…
Jul 03,2025
Revenue Forecasting for Supermarket Chains: A Case Study with an Anonymous Supermarket Chain in Germany
I. Introduction and Problem Description Project Overview In this project, we present a robust end-to-end framework for forecasting daily revenue across multiple locations of an anonymous supermarket chain. Leveraging historical transaction data, the framework employs…