Demos and exercises

Demos

Annif API examples – Juho Inkinen, National Library of Finland

Wikidocumentaries

Digging into BiografiaSampo through Linked Data – Petri Leskinen, SeCo at Aalto University / HELDIG

Exercises

Wikidata Query Examples

Finna API

Finnish National Gallery API

Wikidata

Wikidata is a free and open knowledge base that can be read and edited by both humans and machines.

What can you do with Wikidata?

Edit

Query

Visuallize

Reconcile data

Read multilingual data

Crowdsourcing tools

Linked Open Data

Web of Pages (www) versus Web of Data (Linked Data)

Simple RDF data model

What's an API?

What can you do with APIs?

Use for

Applications

Visualizations

Information retrieval

Research

Get

Information

Functions

Why APIs?

No need to invent the wheel again
No need to copy entire service, if you need only part of it
It is easy for anyone to use
- You are not bound to use certain type of code or environment, as long as you are able to call the API properly

Why are APIs made available

Financial profit
Gives the impression that the provider is open and ready for cooperation
More services related to the providers primary service
Spreading good

API use cases

Finna API

Finna search interface

Finna API Swagger

Examples of Finna API uses

YSO

YSO is a trilingual general ontology. The service can display Finna items tagged with those concepts.

Ajapaik

Ajapaik mobile app lets users rephotograph images found in Finna and publish them on the ajapaik.ee website.

Wikidocumentaries

Wikidocumentaries reads images from public APIs for each Wikidata item.

Finnish National Gallery API

Finnish National Gallery Search interface

Finnish National Gallery API Swagger