private void ensureMatchedAnnotationsIsMutable() {
      if (!((bitField0_ & 0x00000002) != 0)) {
        matchedAnnotations_ =
            new java.util.ArrayList<com.google.cloud.visionai.v1.Annotation>(matchedAnnotations_);
        bitField0_ |= 0x00000002;
      }
    }
<pre>
The criteria used for matching. It can be an input search criteria or a
criteria converted from a facet selection.
</pre>

<code>.google.cloud.visionai.v1.Criteria criteria = 1;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/AnnotationMatchingResult.java