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| === Categories === | | === Categories === |
| + | The categories taxonomy is more complicated as there is not a clear relationship with what is found on the product. Assigning the correct is a combination of interpreting marketing names, ingredient lists and labels found on the packaging. Often also knowledge of the current taxonomy and its hierarchy is required. And their is also a relationship with legislation, as naming a product is not always free. |
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| + | There are some basic principles behind the hierarchy found in the taxonomy; |
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| + | * ''understandable'' - no abstract categories that a user does not understand or encounters in the supermarket aisles; |
| + | * ''ingredient driven'' - the ingredients determine to a large extent the category; |
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| == Examples == | | == Examples == |