[ML] Adding anomaly score explanations

x-pack/plugins/ml/common/types/anomalies.ts

@@ -183,6 +183,52 @@ export interface AnomalyRecordDoc {
    * purely single bucket and +5.0 means the anomaly is purely multi bucket.
    */
   multi_bucket_impact?: number;
+
+  /**
+   * An explanation for the anomaly score
+   */
+  anomaly_score_explanation?: {
+    /**
+     * Type of the detected anomaly: spike or dip.
+     */
+    anomaly_type?: 'dip' | 'spike';
+    /**
+     * Length of the detected anomaly in the number of buckets.
+     */
+    anomaly_length?: number;
+    /**
+     * Impact of the deviation between actual and typical in the current bucket.
+     */
+    single_bucket_impact?: number;
+    /**
+     * Impact of the deviation between actual and typical in the past 12 buckets.
+     */
+    multi_bucket_impact?: number;
+    /**
+     * Impact of the statistical properties of the detected anomalous interval.
+     */
+    anomaly_characteristics_impact?: number;
+    /**
+     * Lower bound of the 95% confidence interval.
+     */
+    lower_confidence_bound?: number;
+    /**
+     * Typical (expected) value for this bucket.
+     */
+    typical_value?: number;
+    /**
+     * Upper bound of the 95% confidence interval.
+     */
+    upper_confidence_bound?: number;
+    /**
+     * Indicates a reduction of anomaly score for the bucket with large confidence intervals.
+     */
+    high_variance_penalty?: boolean;
+    /**
+     * Indicates a reduction of anomaly score if the bucket contains fewer samples than historically expected.
+     */
+    incomplete_bucket_penalty?: boolean;
+  };
 }
 
 /**
@@ -283,6 +329,21 @@ export interface AnomaliesTableRecord {
    * Returns true if the anomaly record represented by the table row can be shown in the maps plugin
    */
   isGeoRecord?: boolean;
+
+  /**
+   * Returns true if the job has the model plot enabled
+   */
+  modelPlotEnabled: boolean;
+}
+
+/**
+ * Customized version of AnomaliesTableRecord which inserts the detector description
+ * and rules length.
+ * Used by the AnomaliesTable component
+ */
+export interface AnomaliesTableRecordExtended extends AnomaliesTableRecord {
+  detector: string;
+  rulesLength?: number;
 }
 
 export type PartitionFieldsType = typeof PARTITION_FIELDS[number];

x-pack/plugins/ml/public/application/components/anomalies_table/_anomalies_table.scss

@@ -91,28 +91,6 @@
   }
 
   .ml-anomalies-table-details {
-    padding: $euiSizeXS $euiSizeXL;
-    max-height: 1000px;
-    overflow-y: auto;
-
-    .anomaly-description-list {
-
-      .euiDescriptionList__title {
-        margin-top: 0;
-        flex-basis: 15%;
-        font-size: inherit;
-        line-height: 1.5rem;
-        @include euiTextTruncate;
-      }
-
-      .euiDescriptionList__description {
-        margin-top: 0;
-        flex-basis: 85%;
-        font-size: inherit;
-        line-height: 1.5rem;
-      }
-
-    }
+    padding: $euiSizeM;
   }
-
 }

x-pack/plugins/ml/public/application/components/anomalies_table/anomalies_table.js

@@ -94,6 +94,8 @@ export class AnomaliesTableInternal extends Component {
         }
       }
 
+      const job = this.props.selectedJobs.find(({ id }) => id === item.jobId);
+
       itemIdToExpandedRowMap[item.rowId] = (
         <AnomalyDetails
           tabIndex={tab}
@@ -104,6 +106,7 @@ export class AnomaliesTableInternal extends Component {
           filter={this.props.filter}
           influencerFilter={this.props.influencerFilter}
           influencersLimit={INFLUENCERS_LIMIT}
+          job={job}
         />
       );
     }
@@ -277,4 +280,5 @@ AnomaliesTableInternal.propTypes = {
   tableState: PropTypes.object.isRequired,
   updateTableState: PropTypes.func.isRequired,
   sourceIndicesWithGeoFields: PropTypes.object.isRequired,
+  selectedJobs: PropTypes.array.isRequired,
 };