If your Bike needs the choke to run after start & warm your*pilot*jets*are blocked
You need to properly and meticulous clean your carburetors again, I would advise you PM @
ducatiman, he offers a full service for carburetors.
Carbs (especially those which have sat for an extended period) need special attention by someone who has experience doing them. Ultrasonic treatment works wonders in this application. Its not unusual to require multiple cleaning/setup attempts by those who lack equipment or know how to get them truly operational.