Uber expenses tracking — Uber expenses tracking Have you heard phrases like Hungry? You’re in the right place or Request a trip, hop in, and relax. ? Both phrases belong to the emblematic company with disruptive technology, UBER, which is evolving the way the world moves with two strong businesses with millionaire revenue, Uber Rides and Uber…

TF-IDF, Cosine similarity, BM25, BERT — The aim of this article is to show you how to quickly create a content-based recommendation system. When you select a movie on platforms such as Amazon Prime or Netflix you may also notice that they will always show you similar movies that may be to your liking, this document…

Distance Metric of similarity — The aim of this article is analyze how similar two words or terms are to each other, Distance metrics are the most common techniques to use for mesure similarities between words, there is an area called Document similarity that is responsible for searching similarities between sentences or paragraphs of text…

A parallel implementation of the bzip2 high-quality data compressor tool in Python. — The image above shows the architecture of a parallel implementation of the bzip2 data compressor with python, this data compression pipeline is using algorithms like Burrows-Wheeler transform (BWT) and Move to front (MTF) to improve the Huffman compression. But for now, this tool only will be focused on compressing .csv…

Apache Spark — APACHE SPARK Apache spark is a tool widely used by data engineers, data scientists, or machine learning engineers, it was designed and built in 2009 at UC Berkeley, it is the evolution of the old paradigm that used HADOOP with the Mapreduce algorithm, Apache spark it acts as a distributed system, spreading…

How to Build a Big Data Pipeline with PySpark and AWS EMR on EC2 Spot Fleets and On-Demand Instances — If you are a data scientist and you are ready to take the next step in your career and become an applied scientist you must leave behind school projects that involve working with small datasets. The true nature of an applied scientist is knowing how to take advantage of computing…