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Updated guidance on probes [skip ci]

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Andrew Kane
2023-06-10 17:47:41 -07:00
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@@ -163,7 +163,7 @@ Three keys to achieving good recall are:
1. Create the index *after* the table has some data 1. Create the index *after* the table has some data
2. Choose an appropriate number of lists - a good place to start is `rows / 1000` for up to 1M rows and `sqrt(rows)` for over 1M rows 2. Choose an appropriate number of lists - a good place to start is `rows / 1000` for up to 1M rows and `sqrt(rows)` for over 1M rows
3. When querying, specify an appropriate number of [probes](#query-options) (higher is better for recall, lower is better for speed) - a good place to start is `lists / 10` for up to 1M rows and `sqrt(lists)` for over 1M rows 3. When querying, specify an appropriate number of [probes](#query-options) (higher is better for recall, lower is better for speed) - a good place to start is `sqrt(lists)`
Add an index for each distance function you want to use. Add an index for each distance function you want to use.