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→Why?
== Introduction ==
== Introduction ==
== Why? ==
== Why? ==
Why do we need an ingredients ontology? The ontology describes how ingredients are derived from each other and how ingredients can be combined into new ingredients. An ontology might be useful to:
Why do we need an ingredients ontology? The ontology describes how ingredients are derived from each other and how ingredients can be combined into new ingredients. The basic thesaurus can help to:
* '''Normalise ingredients''' - Producers take a lot of freedom in describing the ingredients they use. An ontology helps to standardise the ingredients.
* '''Normalise ingredients''' - Producers take a lot of freedom in describing the ingredients they use. An ontology helps to standardise the ingredients.
* Search - the taxonomy can be used to support the directe search by url, i.e. use [https://world.openfoodfacts.org/ingredient/strawberry/ strawberry] to find all products that contain strawberry. Or [https://world.openfoodfacts.org/ingredient/strawberry/language/finnish strawberry] to find all products that have an ingredient list in finnish with strawberry (puutarhamansikka).
* '''Search''' - the taxonomy can be used to support the directe search by url, i.e. use [https://world.openfoodfacts.org/ingredient/strawberry/ strawberry] to find all products that contain strawberry. Or [https://world.openfoodfacts.org/ingredient/strawberry/language/finnish strawberry] to find all products that have an ingredient list in finnish with strawberry (puutarhamansikka).
* '''Translation''' - as the taxonomy contains translations of each ingredient, it can be used as means to translate ingredient lists;
* '''Translation inconsistencies''' - it happens that ingredients in different languages of a single product are different. That can be ingredients that are left out or simplified. The thesaurus might help revealing these.
* '''Hidden ingredients''' - an ingredient might contain hidden ingredients, the ontology might reveal these. For example [https://world.openfoodfacts.org/ingredient/butter butter] contains [https://world.openfoodfacts.org/ingredient/butterfat butterfat].
* '''Hidden ingredients''' - an ingredient might contain hidden ingredients, the ontology might reveal these. For example [https://world.openfoodfacts.org/ingredient/butter butter] contains [https://world.openfoodfacts.org/ingredient/butterfat butterfat].
* '''Combined ingredients''' - an ingredient might appear as a single ingredient. In reality however
* '''Combined ingredients''' - an ingredient might appear as a single ingredient. In reality however