@java.lang.Override
  public int hashCode() {
    if (memoizedHashCode != 0) {
      return memoizedHashCode;
    }
    int hash = 41;
    hash = (19 * hash) + getDescriptor().hashCode();
    if (getAttributionsCount() > 0) {
      hash = (37 * hash) + ATTRIBUTIONS_FIELD_NUMBER;
      hash = (53 * hash) + getAttributionsList().hashCode();
    }
    if (getNeighborsCount() > 0) {
      hash = (37 * hash) + NEIGHBORS_FIELD_NUMBER;
      hash = (53 * hash) + getNeighborsList().hashCode();
    }
    hash = (29 * hash) + getUnknownFields().hashCode();
    memoizedHashCode = hash;
    return hash;
  }
<pre>
Output only. List of the nearest neighbors for example-based explanations.

For models deployed with the examples explanations feature enabled, the
attributions field is empty and instead the neighbors field is populated.
</pre>

<code>
repeated .google.cloud.vertexai.v1.Neighbor neighbors = 2 [(.google.api.field_behavior) = OUTPUT_ONLY];
</code>
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/Explanation.java