9. The system of claim 8 , wherein determining the category associated with the object based at least on the first search query, comprises: identifying the category associated with one or more query terms associated with the object in the first search query based at least on one or more terms in the first search query that refer to the object and that are different than the one or more query terms that identify the viewpoint in which the object is to appear in images.
8. The system of claim 7 , wherein generating a second search query that includes (i) one or more query terms that refer to a category including the object, and (ii) one or query terms that identify the viewpoint in which the object is to appear in images that are identified in response to the first search query, comprises: determining the category associated with the object based at least on the first search query; and determining one or more query terms that are not included in the first search query and that refer to the category.