public static com.google.cloud.visionai.v1.DataSchemaDetails.SearchStrategy parseFrom(
        java.io.InputStream input) throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
    }
<pre>
Optional. Configs the path to the confidence score, and the threshold.
Only if the score is greater than the threshold, current field will be
built into the index. Only applies to leaf nodes using EXACT_SEARCH or
SMART_SEARCH.
</pre>

<code>
.google.cloud.visionai.v1.DataSchemaDetails.SearchStrategy.ConfidenceScoreIndexConfig confidence_score_index_config = 2 [(.google.api.field_behavior) = OPTIONAL];
</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/DataSchemaDetails.java