Data Science Chronicles by Rupesh

Dive Into Our Blog Collection

Embark on a journey through diverse thoughts and explorations. Dive into a collection of insightful blogs covering data science, machine learning, and more.
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Unveiling Stock Market Patterns with Eigenvectors and Covariance Analysis

May 28, 2025
Discover how linear algebra concepts like eigenvectors, eigenvalues, and covariance matrices reveal hidden patterns in stock returns. Learn with Python code how to extract dominant trends from multiple stocks using real mathematical tools.
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Harnessing the Power of PySpark: Essential Concepts and Techniques for Big Data Analytics

Aug 8, 2024
Explore PySpark: Learn how to use PySpark for big data processing, including essential concepts and machine learning. Discover practical techniques to handle large datasets and build effective models.
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Gradient Descent: The Never-Ending Quest for a Better Solution

Jun 20, 2024
Understand the Theory of Gradient Descent: Explore how this fundamental tool optimizes machine learning models, minimizing errors and enhancing performance effectively.
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The Naive Bayes Algorithm: Introduction to Probabilistic Machine Learning

May 2, 2024
Dive into the Naive Bayes algorithm — a gateway to probabilistic machine learning. Uncover its principles, applications, and mathematical core in a concise exploration.
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Data Alchemy: The Magic of Feature Engineering for Better Models

Apr 19, 2024
Learn the art of feature engineering — a transformative process in the realm of machine learning. Familiarize yourself with the techniques of selecting, manipulating, and transforming raw data into influential features that enhance your model's predictive capabilities.
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Linear Regression Analysis For Predictive Modeling

Mar 12, 2024
Explore Linear Regression: a statistical technique for predictive modeling. Unveil principles and maths briefly. Decode coefficients, intercept, and errors. Vital for nuanced predictions and decisions.

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