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General MM Query Executor

This node executes queries against a MatchMaker index using the Recall web API. The input data and configuration are transformed into MatchMakerQueries in JSON format and sent to the MatchMaker server via the Recall web API. The results are then parsed and transformed into output tables.

Options

Recall Bridge Endpoint: Endpoint containing the full routing to the recall bridge, project, session and recall type, e.g. http://localhost:8081/mmapi/recall/projects/person_sample/sessions/default/search
MM Project Key: API Key of the MatchMaker project

Query Configuration

Abstraction: Name of index field to be used as a level of abstraction to generate results with
Combination: Field combination to be used for top level search
Mininum Confidence: Minimum confidence for returned results. Valid values: integers between 0-255
Maximum Distance: Maximum confidence distance for result group. Valid values: integers between 0-255
Number of Suggestions: Maximum number of suggestions to be returned from server. Valid values: integers between 0-10000000
Result Type: Type of results to be returned from server
Start: Start index for the result view. Requires 'rows' to also be specified. Valid values: integers >= -1
Rows: Number of rows for the result view. Requires 'start' to also be specified. Valid values: integers >= -1

Input Ports

: Query table
: A table containing field names, with the recall mode, weight, and rescale for that field. The table must at least contain the columns "name" and "mode", while the columns "weight" and "rescale" are optional. Columns, when present, must carry the exact name as described

Output Ports

: Table containing all records returned by MatchMaker for each one of the input queries, given the field and query configuration
: Table containing the input records returning no results from the recall, given the field and query configuration
: Queries resulting in HTTP response status codes not equal to 200

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Installation

To use this node in KNIME, install the extension exorbyte extension from the below update site following our NodePit Product and Node Installation Guide:

v5.2

A zipped version of the software site can be downloaded here.

Plugin provider: exorbyte GmbH

Plugin version: 2.0.0.v202310060855

On NodePit since: 2023-12-13

Last update: 2024-12-18

KNIME versions: v5.2, v5.1, v4.7

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