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My name is Joleen, I’m a data scientist and writer and I use this blog to share my passion for data science and statistics.
Blog Every week, I post new articles on data science, statistics and business intelligence. Here are my latest articles.
Data Science is a Team Sport: Why Deepnote is The Platform For Small Teams
Approaching data science like a team sport is still a relatively new concept in the field today. In the past, data scientists have typically worked alone as ‘unicorns’ and have been expected to wear multiple hats. However, more and more companies are building teams that contain a mix of roles from BI experts, data analysts, […]
Data Science Without a Fancy PC: Use These Cloud Platforms Instead
You don’t need a fancy PC to get started with data science and machine learning. In fact, you can run all your code in cloud-based notebooks without even worrying about setting up an environment locally. Even if you’re new to data science, you’ve probably heard of Jupyter Notebooks. It has become the number 1 way […]
Decision Intelligence: Diving Into One of The Top Trends of 2022
Gartner released their top strategic technology trends for 2022 and Decision Intelligence was one of them. They described it as “a practical approach to improve organisational decision making”. It was the first time I had ever come across the term but it definitely got my attention. I wanted to find out more about it and […]
Stochastic Gradient Descent in Python
What is Stochastic Gradient Descent? Stochastic gradient descent is an optimisation technique, and not a machine learning model. It is a method that allow us to efficiently train a machine learning model on large amounts of data. The word ‘descent’ gives the purpose of SGD away – to minimise a cost (or loss) function. For […]