Update toc

Author: PeterCLu

articles/machine-learning/service/toc.yml

@@ -156,26 +156,26 @@
       - name: Use Chainer
         href: how-to-train-chainer.md
     - name: Use visual interface
-    displayName: sample visual interface experiments
-    items:
-    - name: "Predict price"
-      displayName: regression, studio
-      href:  how-to-ui-sample-regression-predict-automobile-price-basic.md
-    - name: "Predict price (advanced)"
-      displayName: regression, studio
-      href: how-to-ui-sample-regression-predict-automobile-price-compare-algorithms.md
-    - name: "Predict credit risk"
-      displayName: classification, studio
-      href:  how-to-ui-sample-classification-predict-credit-risk-basic.md
-    - name: "Predict credit risk (advanced)"
-      displayName: classification, studio
-      href: how-to-ui-sample-classification-predict-credit-risk-cost-sensitive.md
-    - name: "Predict churn"
-      displayName: classification, studio
-      href:  how-to-ui-sample-classification-predict-churn.md
-    - name: "Predict flight delays"
-      displayName: classification, studio
-      href:  how-to-ui-sample-classification-predict-flight-delay.md
+      displayName: sample visual interface experiments
+      items:
+      - name: "Predict price"
+        displayName: regression, studio
+        href:  how-to-ui-sample-regression-predict-automobile-price-basic.md
+      - name: "Predict price (advanced)"
+        displayName: regression, studio
+        href: how-to-ui-sample-regression-predict-automobile-price-compare-algorithms.md
+      - name: "Predict credit risk"
+        displayName: classification, studio
+        href:  how-to-ui-sample-classification-predict-credit-risk-basic.md
+      - name: "Predict credit risk (advanced)"
+        displayName: classification, studio
+        href: how-to-ui-sample-classification-predict-credit-risk-cost-sensitive.md
+      - name: "Predict churn"
+        displayName: classification, studio
+        href:  how-to-ui-sample-classification-predict-churn.md
+      - name: "Predict flight delays"
+        displayName: classification, studio
+        href:  how-to-ui-sample-classification-predict-flight-delay.md
     - name: Tune hyperparameters
       displayName: parameter
       href: how-to-tune-hyperparameters.md