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The Science of Data

Statistics, Data Science and everything in between

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Posted on 5th October 20206th October 2020

Definitely Interesting Matrices

This is a post I've been wanting to write for a while - Quadratic forms and Definite matrices are everywhere in linear algebra and they…

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Posted on 26th September 202026th September 2020

Batch Updating with Plumber and Google Scheduler

Recently, I’ve had a chance to play with R’s plumber library and used it to run scripts on a schedule. This post will show how…

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Posted on 20th July 202021st July 2020

Why You’re Not as Data-Driven as You Think You Are

How many times have you heard someone say they are data-driven or data centric or that “data is the heart of everything they do”? I’ve…

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Posted on 25th June 2020

Shortest Paths: Dijkstra’s Algorithm

Introduction I have a startling admission to make. When I was a student, I scoffed at Dijkstra's algorithm - I had paid it no mind…

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Posted on 24th May 2020

Word2vec vs Fasttext – A First Look

Introduction Recently, I've had a chance to play with word embedding models. Word embedding models involve taking a text corpus and generating vector representations for…

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Posted on 25th February 2020

Being a Data Scientist at a Start-Up

Although data science as a job function is relatively new compared to roles like software engineer or database administrator, in the age of “Big Data”,…

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Posted on 23rd February 2020

ML Classifier Evaluation – A First Look

Once you’ve built a machine learning classifier, the next step is to validate it and see how well it fits the data. This short post…

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Posted on 22nd December 2019

Naive and Proud: Introducing the Naive Bayes Algorithm

The Naive Bayes Algorithm is a simple and elegant approach for tackling supervised learning problems in Machine Learning. This post will be a brief introduction…

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Posted on 11th December 201913th December 2019

Gradient Descent: The Workhorse of Machine Learning

If you’re like me, you’ve heard a lot about Gradient Descent. You’ve heard that it is a foundational algorithm for optimising functions which all self…

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Posted on 1st December 20194th December 2019

Job Searching in Data Science

Job searching can be irritating at best and hopelessly frustrating at worst. This is particularly true in Data Science where the field is still relatively…

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