Recently, I got the ‘top rated’ status on Upwork. Upwork is a global freelancing platform where business and freelancers can meet and work remotely on projects. You might question what is this top rated status is all about? Advantages Well, this status has a couple […]
Reinforcement learning is an area in Machine Learning which is quite different than supervised or unsupervised learning. This is because it is not about building a model based upon a dataset with given features and label(s). It is about software agents that take actions in […]
A while ago, I was asked to write some data science articles. One of these, an introduction to Apache Spark, can be found on simplylearn. Enjoy!
This article continues where I left with Classification for machine learning Apache Spark Apache Spark is a very popular framework in big data processing. The main reason for this: it’s fast! It can be used to parallelize your task on a cluster so it will […]
Classification with machine learning: that was the title of one of the last projects I have done via Upwork. In this post I will tell what the project was about and what I have done. Click–through rate (CTR) is the ratio of users who click […]
A couple of weeks ago, the Dutch insurance company CZ released a list of treatments with its prices at various hospitals. This is quite unique, because till now the health sector is far from transparent. Hopefully this is part of a trend that will benefit patients […]
Digital nomads are people that use technology in order to work remotely and live an independent and nomadic lifestyle. Nomadlist finds the best cities in the world for digital nomads. Based on their data, I have plotted the cities on a map. Clicking on a […]
Recently I saw a great webcast about the Spark connector for R. Since I am working with R and learning Apache Spark was already on my TODO-list, I tried it out. Why would you use Spark in combination with R? Well, R and RSstudio are […]
Lately I have been working with R in a data quality project. The project involves running business rules that are written in SQL and executed against a SQL server. I have done a little research about accessing a SQL or MySQL server from R and […]
Wow, I found out there are many nice visualization tools and libraries available! Dimple, D3, Tableau, PlotLy..too name a few. For the visualization project at Udacity, I made a plot of US airline delays