Heat a small skillet over medium-high heat. Coat pan with cooking spray.
Add shallots; saut 5 minutes.
Combine shallots, artichokes, and radishes.
Roll dough out to a 15-inch circle; rub with garlic.
Place dough on a baking sheet.
Sprinkle with nuts and cheese, leaving a 2-inch border. Top with artichoke mixture, thyme, pepper, and salt. Fold edges of dough over to partially cover.