diff --git a/README.md b/README.md
index bd9fbaa..833dc2c 100644
--- a/README.md
+++ b/README.md
@@ -29,8 +29,8 @@ Create the operator via the following factory method
 
 ## Interface
 
-An image decode operator takes an image path as input. It decodes the image back to ndarray.
-
+An image embedding operator takes an image in ndarray as input.
+It uses the pre-trained model specified by model name to generate an image embedding in ndarray.
 
 
 **Parameters:**