Match Analysis
You can analyze match rules to check the number of match token phrases generated.
The number of match token phrases generated for match groups is very important for the
matching process. The number of match token phrases generated has a direct impact on the
performance of a match rule. The Analyze Match Rules job analyzes the
generation of match token phrases and the performance of the match rules configured in
your tenant.
Analyze Match Rules job
checks for the following: - If too many tokens are generated by a subset of the processed entities than the specified threshold for the specified match groups.
- If too few tokens are generated by a subset of the processed entities than the specified threshold for the specified match groups.
To analyze the performance of match rules, this job checks the number of match pairs generated for the specified set of entities.
You can use this information to improve your tokenization scheme or tune your match rules to ensure that matching in your tenant produces the desired results.
View Summary of Match Analysis
- In Console, click the Tenant Management application.
- Click Match Analysis on the left navigation bar.
The summary provides the most recent overview of match token analysis and match rule analysis as shown in the following image:
The image above shows the Organization entity type summary when you click the corresponding down arrow on the right.
To view detailed information about match token generation or match rules, click the relevant VIEW DETAILS button. You can also click MATCH TOKEN PHRASES or MATCH RULES on the top.
View Match Token Phrases Analysis
When you click to view match token phrases analysis, the following page appears:
This page provides information about the distribution of token phrases generated between the too few and too many ranges.
You can use the Entity Type and Match Rule filters to view the results of different entity types and match rule combinations.
Click the down arrow under the What the results mean section to view a detailed explanation for each item. This section is not displayed if enough data is not available from the analysis.
Click the VIEW PROFILE DETAILS button above the results section to view profiling information as shown below.
Scroll to view the list of match token phrases that contain the most entities.
In the above image, only five sample entities are displayed for each token phrase. Click VIEW MORE to view the entire list. The following dialog box appears:
Click Download entity IDs to download the entire list of entities in a text file.
View Match Rule Analysis
When you click to view match rule analysis, the following page appears:
This page provides information about the number of match pairs corresponding to the number of entities. Hover your mouse over the graph to view the exact number at that point.
You can change the entity type by using the Entity Type filter on the top right-hand corner.
Click the down arrow under the What the results mean section to view a detailed explanation about the results.
Scroll to view the list of least frequently used match rules.
When you scroll down further, the information about the overlap of match results by rule pairs is also available at the bottom as shown below.
If you are viewing Match analysis for an individual entity type and if it's FERN-enabled, the page appears as follows: