Guides

By analysing data, we can discover meaningful patterns and gain insights that lead to informed decision making. But good data analysis needs to be methodical and follow a series of steps in an orderly fashion. In this video (in Spanish) we give you some...

It is important to publish open data following a series of guidelines that facilitate its reuse, including the use of common schemas, such as standard formats, ontologies and vocabularies. In this way, datasets published by different organizations will...

In a platform such as datos.gob.es, where the frequency of dataset updates is constant, it is necessary to have mechanisms that facilitate massive and automatic queries. In datos.gob.es we have an API and a SPARQL point to facilitate this task. Both...

Open data publishers in the National Catalog hosted in datos.gob.es have at their disposal several internal functionalities to easily manage their datasets and everything related to them. To bring these possibilities closer to the registered users,...

Before performing data analysis, for statistical or predictive purposes, for example through machine learning techniques, it is necessary to understand the raw material with which we are going to work. It is necessary to understand and evaluate the...

The saying "a picture is worth a thousand words" is a clear example of popular wisdom based on science. 90% of the information we process is visual, thanks to a million nerve fibers that link the eye to the brain and more than 20,000 million neurons...

A spatial data or geographical data is that which has a geographical reference associated with it, either directly, through coordinates, or indirectly, such as a postal code. Thanks to these geographical references it is possible to locate its exact...

In Spain there are a large number of local, regional and state data initiatives. In order to harmonise this ecosystem, datos.gob.es is a single access point, so that re-users can easily find the information they require in a single space. In addition,...

An application programming interface or API is a mechanism that allows communication and information exchange between systems. Open data platforms, such as datos.gob.es, have this type of tool to interact with the information system and consult the...

Nowadays we have more and more sources of data at our fingertips. According to the European Data Portal, the impact of the open data market could reach up to EUR 334 billion and generate around 2 million jobs by 2025 ('The Economic Impact of Open Data...