Blue Ribbon Pecan Pie

Name: Blue-Ribbon Pecan Pie
Ingredients: Flour, for dusting; 1⁄2 recipe Buttery Pie Dough; 1 cup light corn syrup; 3⁄4 cup granulated sugar; 1⁄4 cup packed light brown sugar; 2 tbsp. unsalted butter, melted and cooled; 2 tsp. vanilla extract; 1⁄2 tsp. kosher salt; 3 eggs, lightly beaten; 1 1⁄4 cups roughly chopped pecans, plus 1/2 cup halves