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Ingredients Extraction and Analysis (view source)
Revision as of 13:27, 10 September 2019
, 13:27, 10 September 2019Created page with "This page describes how the ingredients list extraction and ingredients analysis is done on Open Food Facts and points to ressources that could be used to improve it. == Obje..."
This page describes how the ingredients list extraction and ingredients analysis is done on Open Food Facts and points to ressources that could be used to improve it.
== Objectives ==
=== Ingredients list extraction ===
The goal of ingredients list extraction is to get the text of the ingredients list of each product in exactly the same form as it appears on the product package and label.
== Why it's important ==
== Current process ==
=== Ingredients list extraction ===
==== Data sources for ingredients lists ====
The possible input sources for the ingredients lists are:
* Ingredients lists typed in by users
** Time consuming and not pleasant task, especially on mobile
** Can contain typos, but usually typed ingredients lists are very close to what is written on the product
* Ingredients lists given by manufacturers in data files
** Usually of very good quality, but depending on manufacturers, can contain typos and sometimes formatting errors
* Photos of product labels
** Photo quality varies a lot
*** Some products are hard to photograph (round cans and bottles, foil bags etc.)
*** Sometimes very poor lighting, orientation, camera, focus etc.
**
== Objectives ==
=== Ingredients list extraction ===
The goal of ingredients list extraction is to get the text of the ingredients list of each product in exactly the same form as it appears on the product package and label.
== Why it's important ==
== Current process ==
=== Ingredients list extraction ===
==== Data sources for ingredients lists ====
The possible input sources for the ingredients lists are:
* Ingredients lists typed in by users
** Time consuming and not pleasant task, especially on mobile
** Can contain typos, but usually typed ingredients lists are very close to what is written on the product
* Ingredients lists given by manufacturers in data files
** Usually of very good quality, but depending on manufacturers, can contain typos and sometimes formatting errors
* Photos of product labels
** Photo quality varies a lot
*** Some products are hard to photograph (round cans and bottles, foil bags etc.)
*** Sometimes very poor lighting, orientation, camera, focus etc.
**