21 lines
1.4 KiB
Markdown
21 lines
1.4 KiB
Markdown
# Update-HNSW-parameters-for-enhanced-Aviator-semantic-search-accuracy_686074753
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## Introduction
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This topic describes how to update the HNSW parameters to improve the semantic search accuracy on the PM tenant.
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## Update the HNSW parameters
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This task is per tenant.
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1. Log in to **https://<Milvus\_attu\_host>/?#/connect**.
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2. From the navigation pane on the left, select **Collection**.
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3. Hover over the required collection and click the highlighted **release** button that appears at the end of this row.
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4. Release the specified Vector DB collection. The collection status will change to **Unloaded**.
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The Aviator capability will be unavailable until you complete all the steps in this task. During this period, the incoming index data will not be stored in this collection.
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5. Click the released collectionn name.
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6. On the **Schema** tab, click the remove button of the **Vector** field, and then type **drop** to confirm.
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7. Click **+INDEX** of the Vector field.
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8. On the dialog box that appears, enter a descriptive name and then set **Index Type** to **HNSW**, **Metric Type** to **L2**, **M** to **64**, and **Ef Construction** to **512**. Click **Create**.
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9. Go back to the collection list, hover over the collection, and click the **load** button that appears at the end.
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10. Load the specified Vector DB collection. The collection status will change to **Loaded**.
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