Cajun Salmon with Greek Yogurt Remoulade

Name: Cajun Salmon with Greek Yogurt Remoulade
Ingredients: 4 (5 ounce) salmon fillets (fresh or frozen, thawed), skin and pin bones removed; ¼ cup nonfat plain Greek yogurt; 1 small shallot, finely chopped; 2 tablespoons finely chopped fresh Italian parsley; 2 teaspoons cider vinegar; 1 teaspoon prepared horseradish; 1 teaspoon Dijon mustard; ¼ teaspoon sweet paprika plus 1/8 teaspoon, divided; ⅛ teaspoon garlic powder plus 1/4 teaspoon, divided; Pinch of salt plus 1/4 teaspoon, divided; Pinch of ground pepper plus 1/8 teaspoon, divided; 3 teaspoons olive oil, divided