@java.lang.Override
  public java.lang.String getModel() {
    java.lang.Object ref = model_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      model_ = s;
      return s;
    }
  }
<pre>
Model to use for the feature.
Supported values: "builtin/stable" (the default if unset) and
"builtin/latest". `DOCUMENT_TEXT_DETECTION` and `TEXT_DETECTION` also
support "builtin/weekly" for the bleeding edge release updated weekly.
</pre>

<code>string model = 3;</code>

@return The model.
java-vision/proto-google-cloud-vision-v1p3beta1/src/main/java/com/google/cloud/vision/v1p3beta1/Feature.java