SERIAL COMMUNICATION BETWEEN ARDUINO UNO AND MATLAB

HI...
I want to send some data (decimal number) from matlab to arduino board through serial communication.
How to do this?

http://playground.arduino.cc/Interfacing/Matlab#.UxGoAV6prdU

Hi...
I could not get properly.
How to give an analog value from matlab?

Thank you for your reply

Have you explored this link:-