Ingredients Extraction and Analysis: Difference between revisions

Ingredients Extraction and Analysis (view source)

Revision as of 15:21, 10 September 2019

1,739 bytes added , 10 September 2019

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Stephane

Bureaucrats, Administrators

1,082

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@@ Line 49: / Line 49: @@
 === Steps for ingredients lists ===
+Sample product for examples: https://fr.openfoodfacts.org/produit/5000112558265/coca-cola-zero
 ==== Picture taking ====
@@ Line 54: / Line 56: @@
 * Taken with mobile app, uploaded to OFF server
-Result:
+[[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 ====
@@ Line 65: / Line 64: @@
 * Or done on web site at a later time, possibly by another user
 ** Cropping slightly easier than on mobile
+[[File:Ingredients fr.115.full.jpg|200px|none|Cropped ingredients]]
 ==== OCR ====
-* Launched after cropping, done by the server which calls Google Cloud Vision
+* Launched after cropping, done through the server
-* Cloud Vision returns a JSON object which is stored on the server
+* Current solution:
+** Google Cloud Vision
+** Cloud Vision returns a JSON object which is stored on the server
+Result:
+* https://static.openfoodfacts.org/images/products/500/011/255/8265/ingredients.22.full.json
+* "rédients:eaugazeitiee colorant:caramelE15M difiants: acide phosphorique et Citrate de sodium: édulcorants: aspartame etacésulfame-K;extraitsvegétaux Contientunesourcedephénylalanine."
+* Your mileage will vary a lot
 ==== Ingredients list cutting ====
@@ Line 116: / Line 124: @@
 *** Run spellcheckers on actual ingredients lists from OFF, review corrections
+Desired result:
+* "Eau gazéifiée ; colorant : E150d ; acidifiants : acide phosphorique, citrate de sodium ; édulcorants : aspartame, acésulfame-K ; arômes naturels (extraits végétaux), dont caféine."
 == Ingredients analysis ==
@@ Line 154: / Line 164: @@
 ** Perl code and regular expressions + multilingual ingredients taxonomy
 *** lib/ProductOpener/Ingredients.pm - extract_ingredients_from_text()
+Result:
+* Add /api/v0 to get JSON results through API: https://fr.openfoodfacts.org/api/v0/produit/5000112558265/coca-cola-zero
+* ingredients:
+<pre>
+ingredients: [
+{
+vegetarian: "yes",
+text: "Eau gazéifiée",
+id: "en:carbonated-water",
+rank: 1,
+vegan: "yes"
+},
+{
+rank: 2,
+id: "en:colour",
+text: "colorant"
+},
+{
+vegetarian: "yes",
+id: "en:e150d",
+rank: 3,
+text: "e150d",
+vegan: "yes"
+},
+{
+text: "acidifiants",
+rank: 4,
+id: "en:acid"
+},
+{
+vegan: "yes",
+vegetarian: "yes",
+rank: 5,
+id: "en:e338",
+text: "acide phosphorique"
+},
+{
+text: "citrate de sodium",
+rank: 6,
+id: "en:sodium-citrate"
+},
+{
+id: "en:sweetener",
+rank: 7,
+text: "édulcorants"
+},
+{
+vegan: "yes",
+id: "en:e951",
+rank: 8,
+text: "aspartame",
+vegetarian: "yes"
+},
+{
+vegetarian: "yes",
+text: "acésulfame-K",
+id: "en:e950",
+rank: 9,
+vegan: "yes"
+},
+{
+vegetarian: "maybe",
+rank: 10,
+id: "en:natural-flavouring",
+text: "arômes naturels",
+vegan: "maybe"
+},
+{
+id: "en:vegetable-extract",
+rank: 11,
+text: "extraits végétaux"
+},
+{
+text: "dont caféine",
+id: "en:caffeine",
+rank: 12,
+vegetarian: "yes",
+vegan: "yes"
+}
+],
+</pre>
 == End to end metrics ==