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Nour Al-Rahman Al-Serw

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Scraping Reddit using Python Reddit API Wrapper (PRAW)

Content: 1. Introduction 2. Create Reddit API Account 3. Scraping Reddit post 4. Scraping Reddit subreddits 5. Cleaning the data

4 min readFeb 19, 2021

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Scraping Reddit using Python Reddit API Wrapper (PRAW)

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Labeling an unlabelled NLP dataset(s) using different methods

Content: 1. Introduction 2. Using TextBlob 3. Using local classifier

5 min readFeb 13, 2021

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Labeling an unlabelled NLP dataset(s) using different methods

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Scraping Twitter Hashtags and Tweet Conversations using Twitter API

Content: 1. Introduction 2. Create Twitter API Developer Account 3. Scrape Hashtag 4. Scrape Tweet Conversation

4 min readFeb 10, 2021

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K-Means: The maths behind it, how it works and an example

K-means is a clustering unsupervised clustering algorithm that attempts to cluster unlabelled/unidentified data to a number of either…

4 min readApr 11, 2022

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K-Means: The maths behind it, how it works and an example

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Nour Al-Rahman Al-Serw
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K-nearest Neighbor: The maths behind it, how it works and an example

K-nearest Neighbor (KNN) is a supervised classification algorithm that is based on predicting data by finding the similarities to the…

3 min readMay 17, 2021

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K-nearest Neighbor: The maths behind it, how it works and an example

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Nour Al-Rahman Al-Serw
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Naive Bayes: The maths behind it, how it works, and an example

Naive Bayes algorithm is another very popular supervised machine learning algorithm that attempts to classify data based on the Bayes…

3 min readApr 18, 2021

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Naive Bayes: The maths behind it, how it works, and an example

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Nour Al-Rahman Al-Serw
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Logistic Regression: The maths behind it, how it works, and an example

When diving into supervised machine learning for the very first time, one usually interacts with logistic regression quite early on…

3 min readApr 12, 2021

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Logistic Regression: The maths behind it, how it works, and an example

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Nour Al-Rahman Al-Serw
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Linear Regression: The maths behind it, how it works, and an example

Linear Regression is probably the first algorithm you will encounter when starting out your Data Science learning journey — and guess what…

4 min readApr 9, 2021

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Linear Regression: The maths behind it, how it works, and an example

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Nour Al-Rahman Al-Serw
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Analytics Vidhya

Undersampling and oversampling: An old and a new approach

Content: 1. Introduction 2. Undersampling 3. Oversampling 4. Dynamic undersampling and oversampling

7 min readFeb 21, 2021

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Undersampling and oversampling: An old and a new approach

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Nour Al-Rahman Al-Serw

Nour Al-Rahman Al-Serw

Data Engineer @ Accenture the Netherlands, ex-IBMer. This blog is part of my learning journey, maybe it can be part of yours too.

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