public Builder clearModel() {
      model_ = getDefaultInstance().getModel();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
<pre>
Model to use for shot change detection.
Supported values: "builtin/stable" (the default if unset) and
"builtin/latest".
</pre>

<code>string model = 1;</code>

@return This builder for chaining.
java-video-intelligence/proto-google-cloud-video-intelligence-v1beta2/src/main/java/com/google/cloud/videointelligence/v1beta2/ShotChangeDetectionConfig.java