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34 lines
795 B
SQL
34 lines
795 B
SQL
SELECT
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similarity,
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paragraph_id,
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comprehensive_score
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FROM
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(
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SELECT DISTINCT ON
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( "paragraph_id" ) ( similarity + score ),*,
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( similarity + score ) AS comprehensive_score
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FROM
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(
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SELECT
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*,
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( 1 - ( embedding.embedding <=> %s ) ) AS similarity,
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CASE
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WHEN embedding.star_num - embedding.trample_num = 0 THEN
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0 ELSE ( ( ( embedding.star_num - embedding.trample_num ) - aggs.min_value ) / ( aggs.max_value - aggs.min_value ) )
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END AS score
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FROM
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embedding,
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( SELECT MIN ( star_num - trample_num ) AS min_value, MAX ( star_num - trample_num ) AS max_value FROM embedding ${embedding_query}) aggs
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${embedding_query}
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) TEMP
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WHERE
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similarity > %s
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ORDER BY
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paragraph_id,
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( similarity + score )
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DESC
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) ss
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ORDER BY
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comprehensive_score DESC
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LIMIT %s |