Mohamed Elrefaey – Medium

Mohamed Elrefaey

Mohamed Elrefaey

Enhancing Machine Learning Models with Stratified Sampling: A Python Guide

Stratified sampling is a statistical technique widely admired for its ability to enhance the reliability and accuracy of research findings…

5 min readApr 10, 2024

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Enhancing Machine Learning Models with Stratified Sampling: A Python Guide

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Mohamed Elrefaey

Deciphering Kernels in Machine Learning: A Comprehensive Guide Across Frameworks

In the vast and dynamic realm of machine learning, and when you dive deep into Machine Learning concepts, you’ll soon discover that“kernel”…

4 min readFeb 26, 2024

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Deciphering Kernels in Machine Learning: A Comprehensive Guide Across Frameworks

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Mohamed Elrefaey

Elevating Recommendations: Unleashing the Power of Open Source Recommender Systems

In a world bursting with data and choices, recommendations have become the guiding stars of our digital journeys. Think about it — from…

6 min readOct 7, 2023

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Elevating Recommendations: Unleashing the Power of Open Source Recommender Systems

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Mohamed Elrefaey

The Magic of Matrices in Machine Learning & Recommender Systems

Matrix representation and matrix multiplication play foundational roles in machine learning and recommender systems. The intuition behind…

2 min readOct 7, 2023

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The Magic of Matrices in Machine Learning & Recommender Systems

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Mohamed Elrefaey

Machine Learning Tools or Concepts? where to start? Part 3

In the previous article, we started to talk about the topics and resources that will help you build models, and today we will add up more…

2 min readJan 11, 2021

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Machine Learning Tools or Concepts? where to start? Part 3

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Mohamed Elrefaey

Machine Learning Tools or Concepts? where to start? Part 2

In the previous article, we covered the math part of learning machine learning. in this article, we will be covering the data science part…

3 min readJan 11, 2021

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Machine Learning Tools or Concepts? where to start? Part 2

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Mohamed Elrefaey

Machine Learning Tools or Concepts? where to start? Part 1

Few months ago, an old friend reached out asking “any ideas how to start studying AI other than python course and tensor flow” ..

4 min readJan 11, 2021

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Machine Learning Tools or Concepts? where to start? Part 1

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Mohamed Elrefaey

Mohamed Elrefaey

Pioneering tech visionary: 18+ years in software at Intel, Orange Labs, and Amazon, 5+ US patents, AI enthusiast, shaping the future of smart technology.

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