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Some important things to know:
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Data quality at Open Food Facts is guided by 3 main principles:
 
* Quality does not make sense for itself: quality depends on usages.
 
* Quality does not make sense for itself: quality depends on usages.
* No database at all can pretend to zero-default.
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* We always try to favor ease of use and ease of collection. Data quality control, data verification and data fix should never be an obstacle to data gathering.
* With more than 2 700 000 products, there are quality concerns: our goal is to lower the impacts of the issues.
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* No database at all can pretend to zero-default. With more than 2 700 000 products, there are quality concerns. Data quality is done on a "best effort" basis. The effort on data quality includes measuring quality, setting objectives, publishing them and implementing them.
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These principles and our high level objectives are described in this short document (~5 pages)which you should read at first if you want to go further:
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== Data quality principles at Open Food Facts ==
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https://link.openfoodfacts.org/data-quality  
[summary + link]
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== How do we manage data quality? ==
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== Measures ==
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We have started an initiative to measure and publish continuously some data quality stats. We have created a specific page dedicated to [[data quality stats]].
    
== How to help? ==
 
== How to help? ==
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=== Data quality measurement ===
 
=== Data quality measurement ===
We have started an initiative to measure and publish continuously some data quality stats. We have created a specific page dedicated to [[data quality stats]].
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See [[data quality stats]].
    
=== Quality facets ===
 
=== Quality facets ===

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