diff --git a/deno.jsonc b/deno.jsonc
index 5fd533e..2840807 100644
--- a/deno.jsonc
+++ b/deno.jsonc
@@ -40,7 +40,9 @@
     "example:multiple-linear": "deno -A ./examples/multiple-linear/student.ts",
     "example:binary": "deno -A ./examples/classification/binary_iris.ts",
     "example:multiclass": "deno -A ./examples/classification/iris.ts",
-    "example:text-sentiment": "deno -A ./examples/sentiment-analysis/classifier.ts",
+    "example:sentiment-train": "deno -A ./examples/sentiment-analysis/classifier.ts",
+    "example:sentiment-test": "deno -A ./examples/sentiment-analysis/tester.ts",
+    "example:sentiment-try": "deno -A ./examples/sentiment-analysis/analyzer.ts",
     "example:text-spam": "deno -A ./examples/classification/spam.ts",
     "example:filters": "deno -A examples/filters/conv.ts ",
     "example:train": "deno -A examples/model/train.ts ",
diff --git a/examples/sentiment-analysis/classifier.ts b/examples/sentiment-analysis/classifier.ts
index 068d3d4..cc316d9 100644
--- a/examples/sentiment-analysis/classifier.ts
+++ b/examples/sentiment-analysis/classifier.ts
@@ -2,7 +2,6 @@ import {
   AdamOptimizer,
   Cost,
   CPU,
-  Dropout1DLayer,
   Init,
   setupBackend,
   tensor,