Data science is an interdisciplinary area that deals with extracting knowledge and useful information from data. Given the large amount of data generated by companies, it is important for data scientists to have tools that facilitate the manipulation, analysis and…
Regression is a statistical methodology that describes the relationships between a continuous explained variable and a set of explanatory variables. In other words, regression models are able to predict the value of a dependent variable y with respect to a…
In the last few years, we have seen a great evolution in the Python programming language as it has gained popularity to become one of the most widely used programming languages. The involvement of the community with the development of…
We are all familiar with the concept of Linear Programming or Linear Optimization, that branch of mathematics that is dedicated to optimizing (maximizing or minimizing) a linear objective function subject to constraints in the form of equations and/or inequalities. Although…
It has been about a year since I started developing some things in Go. At first, it was an unknown language to me. I only knew that it was a “typed” language, compiled and memory safe through a GC (Garbage…
Dynamic programming Dynamic programming (DP) is a computer programming method which consists in breaking down a complex problem into smaller problems, usually in a recursive way. Then, these problems are solved one at a time, typically storing the already computed…
Why use MongoDB? MongoDB is a document oriented NOSQL open source database, which means that data does not necessarily have to follow a certain schema. This makes MongoDB an ideal candidate as a database for big data workloads as it…
At Damavis we are very aware of the importance for our clients to have access to their data in real time. For this reason, one of our strengths is the development of tools and technologies that can move, transform and…
Schedule, orchestrate and monitor your Kettle tasks with Airflow with this Pentaho plugin. At Damavis we know the importance of data processing. Extracting, cleaning, transforming, aggregating, loading or cross-referencing multiple data sources allows our clients to have Insights or Predictive…