o-BucketsDefinition-Exponential-scale><td><code>scale</code></td><td><code>double</code></td><td><p>Must be greater than 0.</p></td><td>No</td></tr></tbody></table></section><h2 id=Params-MetricInfo-BucketsDefinition-Linear>Params.MetricInfo.BucketsDefinition.Linear</h2><section><p>Specifies a linear sequence of buckets that all have the same width
(except overflow and underflow). Each bucket represents a constant
absolute uncertainty on the specific value in the bucket.</p><p>There are <code>num_finite_buc