Recipes for pear-topped pizzas do tend to recommend using fresh sliced pears, but there are certain benefits to canned pears.

Pear peels (we got 100 grams or 3 ½ ounces of peel from 4 medium pears) Sugar (equal amount in weight to the pear skins) Ground cinnamon, ginger or cardamom, to taste ...

Anything apples can do, pears can do better. OK, that may not actually be true, but any recipe made with apples will work with pears with little to no adjustment.