Click Start -> Control Panel -> Add & Remove Programs from your start menu. Scroll down to VAMP (it could be Interactive Music VAMP on some computers). Press the Change/Remove button and follow the instructions
Click Start -> Programs -> Interactive Music -> Uninstall VAMP from your start menu and follow the instructions
Double click on the unwise.exe file in your VAMP folder (usually C:\Program Files\VAMP) and follow the instructions