Overview of OpenReference metrics. A metric is a defined, agreed and quantifiable way to measure an organization's behavior and performance Discuss Contract Custom Solution
"Has query" is a predefined property that represents meta information (in form of a subobject) about individual queries and is provided by Semantic MediaWiki.
"Has processing error" is a predefined property provided by Semantic MediaWiki and represents errors that appeared in connection with improper value annotations or input processing.