how to fix bwlabel error ?

i have abinary image and i want to process using bwlabel. but i get an error : Error using bwlabel Expected input number 1, BW, to be two-dimensional. how to fix the error ? please help

[Jos (10584)]

you need to convert your image to a 2D image. What is the class and size of your image now?

[Image Analyst]

eliz, you already posted this same question here. Did you forget to go back and look at the two answers there?

[ElizabethR]

jos : my image is jpg type.

oohh yeah .. i am sorry for post the same question

[Anu Sebastian]

Error:expected input number 1, bw to be two-dimensional. Please help me to solve this

Answer 1

[Stalin Samuel]

The error message states that input image is three dimensional. use im2bw for Convert image to binary image

[ElizabethR]

yeah, thank you so much