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=== Steps for ingredients lists ===
 
=== Steps for ingredients lists ===
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 +
Sample product for examples: https://fr.openfoodfacts.org/produit/5000112558265/coca-cola-zero
    
==== Picture taking ====
 
==== Picture taking ====
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* Taken with mobile app, uploaded to OFF server
 
* Taken with mobile app, uploaded to OFF server
   −
Result:
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[[File:21.jpg|200px|none|Ingredients photo]]
* https://fr.openfoodfacts.org/images/products/500/011/255/8265/21.jpg
  −
 
  −
[[File:21.jpg|200px|thumb]]
      
==== Ingredients list cropping ====
 
==== Ingredients list cropping ====
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* Or done on web site at a later time, possibly by another user
 
* Or done on web site at a later time, possibly by another user
 
** Cropping slightly easier than on mobile
 
** Cropping slightly easier than on mobile
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 +
[[File:Ingredients fr.115.full.jpg|200px|none|Cropped ingredients]]
    
==== OCR ====
 
==== OCR ====
   −
* Launched after cropping, done by the server which calls Google Cloud Vision
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* Launched after cropping, done through the server
* Cloud Vision returns a JSON object which is stored on the server
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* Current solution:
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** Google Cloud Vision
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** Cloud Vision returns a JSON object which is stored on the server
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Result:
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* https://static.openfoodfacts.org/images/products/500/011/255/8265/ingredients.22.full.json
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* "rédients:eaugazeitiee colorant:caramelE15M difiants: acide phosphorique et Citrate de sodium: édulcorants: aspartame etacésulfame-K;extraitsvegétaux Contientunesourcedephénylalanine."
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* Your mileage will vary a lot
    
==== Ingredients list cutting ====
 
==== Ingredients list cutting ====
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*** Run spellcheckers on actual ingredients lists from OFF, review corrections
 
*** Run spellcheckers on actual ingredients lists from OFF, review corrections
    +
Desired result:
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* "Eau gazéifiée ; colorant : E150d ; acidifiants : acide phosphorique, citrate de sodium ; édulcorants : aspartame, acésulfame-K ; arômes naturels (extraits végétaux), dont caféine."
    
== Ingredients analysis ==
 
== Ingredients analysis ==
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** Perl code and regular expressions + multilingual ingredients taxonomy
 
** Perl code and regular expressions + multilingual ingredients taxonomy
 
*** lib/ProductOpener/Ingredients.pm - extract_ingredients_from_text()
 
*** lib/ProductOpener/Ingredients.pm - extract_ingredients_from_text()
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 +
Result:
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* Add /api/v0 to get JSON results through API: https://fr.openfoodfacts.org/api/v0/produit/5000112558265/coca-cola-zero
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* ingredients:
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<pre>
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ingredients: [
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{
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vegetarian: "yes",
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text: "Eau gazéifiée",
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id: "en:carbonated-water",
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rank: 1,
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vegan: "yes"
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},
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{
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rank: 2,
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id: "en:colour",
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text: "colorant"
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},
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{
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vegetarian: "yes",
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id: "en:e150d",
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rank: 3,
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text: "e150d",
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vegan: "yes"
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},
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{
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text: "acidifiants",
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rank: 4,
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id: "en:acid"
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},
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{
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vegan: "yes",
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vegetarian: "yes",
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rank: 5,
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id: "en:e338",
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text: "acide phosphorique"
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},
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{
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text: "citrate de sodium",
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rank: 6,
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id: "en:sodium-citrate"
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},
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{
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id: "en:sweetener",
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rank: 7,
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text: "édulcorants"
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},
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{
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vegan: "yes",
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id: "en:e951",
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rank: 8,
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text: "aspartame",
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vegetarian: "yes"
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},
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{
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vegetarian: "yes",
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text: "acésulfame-K",
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id: "en:e950",
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rank: 9,
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vegan: "yes"
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},
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{
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vegetarian: "maybe",
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rank: 10,
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id: "en:natural-flavouring",
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text: "arômes naturels",
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vegan: "maybe"
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},
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{
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id: "en:vegetable-extract",
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rank: 11,
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text: "extraits végétaux"
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},
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{
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text: "dont caféine",
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id: "en:caffeine",
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rank: 12,
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vegetarian: "yes",
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vegan: "yes"
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}
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],
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</pre>
    
== End to end metrics ==
 
== End to end metrics ==

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