public java.util.List<com.google.cloud.vision.v1p4beta1.WebDetection.WebImage>
          getPartialMatchingImagesList() {
        if (partialMatchingImagesBuilder_ == null) {
          return java.util.Collections.unmodifiableList(partialMatchingImages_);
        } else {
          return partialMatchingImagesBuilder_.getMessageList();
        }
      }
<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