public static Builder newBuilder(
      com.google.cloud.videointelligence.v1p3beta1.LabelSegment prototype) {
    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
  }
<pre>
Confidence that the label is accurate. Range: [0, 1].
</pre>

<code>float confidence = 2;</code>

@return The confidence.
java-video-intelligence/proto-google-cloud-video-intelligence-v1p3beta1/src/main/java/com/google/cloud/videointelligence/v1p3beta1/LabelSegment.java