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Apache Solr quantity detection plugin

Give the height the right weight: quantities detection in Apache Solr

Quantity detection? What is a quantity? And why do we need to detect it? A quantity, as described by Martin Fowler in his “Analysis Patterns” [1] is defined as a pair which combines an amount and unit (such as 30 litres, 0.25 cl, or 140 cm). In search-based applications, there are many cases where you may…