private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.cloud.vision.v1p4beta1.WebDetection.WebImage,
              com.google.cloud.vision.v1p4beta1.WebDetection.WebImage.Builder,
              com.google.cloud.vision.v1p4beta1.WebDetection.WebImageOrBuilder>
          getPartialMatchingImagesFieldBuilder() {
        if (partialMatchingImagesBuilder_ == null) {
          partialMatchingImagesBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.cloud.vision.v1p4beta1.WebDetection.WebImage,
                  com.google.cloud.vision.v1p4beta1.WebDetection.WebImage.Builder,
                  com.google.cloud.vision.v1p4beta1.WebDetection.WebImageOrBuilder>(
                  partialMatchingImages_,
                  ((bitField0_ & 0x00000010) != 0),
                  getParentForChildren(),
                  isClean());
          partialMatchingImages_ = null;
        }
        return partialMatchingImagesBuilder_;
      }
<pre>
Partial matching images on the page.
Those images are similar enough to share some key-point features. For
example an original image will likely have partial matching for its
crops.
</pre>

<code>
repeated .google.cloud.vision.v1p4beta1.WebDetection.WebImage partial_matching_images = 5;
</code>
java-vision/proto-google-cloud-vision-v1p4beta1/src/main/java/com/google/cloud/vision/v1p4beta1/WebDetection.java