Tutorial: Find Dominant Colors in an Image through Clustering
Take the first step into image analysis in Python by using k-means clustering to analyze the dominant colors in an image in this free data science tutorial.
Data Science Project: Profitable App Profiles for App Store and Google Play
Learn to do a complete data analysis project using only basic Python to find out what genre of apps an app developer should focus on.
Data Science Portfolio Project: Where to Advertise an E-learning Product
At Dataquest, we strongly advocate portfolio projects as a means of getting a first data science job. In this blog post, we’ll walk you through an example portfolio project. The project is part of our Statistics Intermediate: Averages and Variability course, and it assumes familiarity with: Sampling (populations, samples, sample representativity) Frequency distributions Box plots […]
Data Science Portfolio Project: Is Fandango Still Inflating Ratings?
At Dataquest, we strongly advocate portfolio projects as a means of getting your first data science job. In this blog post, we’ll walk you through an example portfolio project. The project is part of our Statistics Fundamentals course, and it assumes some familiarity with: Sampling (simple random sampling, populations, samples, parameters, statistics) Variables Frequency distributions […]
Top 20 Python AI and Machine Learning Open Source Projects
Getting into Machine Learning and AI is not an easy task, but is a critical part of data science programs. Many aspiring professionals and enthusiasts find it hard to establish a proper path into the field, given the enormous amount of resources available today. The field is evolving constantly and it is crucial that we […]
An In-Depth Style Guide for Data Science Projects
Data science projects are becoming more important in the world of data analysis, so it’s important to understand best practices and styles for data science projects.
Generating Climate Temperature Spirals in Python
Ed Hawkins, a climate scientist, tweeted the following animated visualization in 2017 and captivated the world: This visualization shows the deviations from the average temperature between 1850 and 1900. It was reshared millions of times over Twitter and Facebook and a version of it was even shown at the opening ceremony for the Rio Olympics. […]
5 Ways to Find Interesting Data Sets
Editor’s note: This post was written as part of a collaboration with Enigma, a public data company. Author India Kerle is a data curator at Enigma. There are a canon of open datasets used widely in data science projects — you’ve likely come across something making use of the Iris Flower classic or New York’s […]
10 Data Science Projects You Can Join Today
Editor’s note: This post was written as part of a collaboration with data.world, a site for sharing and hosting data. Authors Shannon Peifer and Gabriela Swider are on the data.world team. Finding the right data can be difficult. And even once you have it, how do you collaborate with others to make sense of it? […]
Postgres Internals: Building a Description Tool
In previous blog posts, we have described the Postgres database and ways to interact with it using Python. Those posts provided the basics, but if you want to work with databases in production systems, then it is necessary to know how to make your queries faster and more efficient. To understand what efficiency means in […]
Turbocharge Your Data Acquisition using the data.world Python Library
When working with data, a key part of your workflow is finding and importing data sets. Being able to quickly locate data, understand it and combine it with other sources can be difficult. One tool to help with this is data.world, where you can search for, copy, analyze, and download data sets. In addition, you […]
18 Places to Find Free Data Sets for Data Science Projects
A collection of the best places to find free data sets for data visualization, data cleaning, machine learning, and data processing projects.
How I Built a Python Bot to Help Me Find an Apartment in San Francisco
Learn how to build and deploy an automated bot to identify the best rental properties using Craigslist, Slack, and Python.