I got following result with "explain":true value: 0.57545155 description: "weight(Description:univers in 2680) [PerFieldSimilarity], result of:" value: 0.57545155 description: "score(doc=2680,freq=1.0), product of:" what does doc=2680 mean? does it mean there are totally 2680 documents mach the…

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Help me understand the explanation of query result