8. A system comprising: one or more computers and one or more storage devices storing instructions that are operable, when executed by the one or more computers, to cause the one or more computers to perform operations comprising: receiving, from a client device and by an image search engine, an image search query including (i) a query image and (ii) an indication of a particular image acquisition template that was overlaid on a viewfinder of the client device when the query image was captured and that depicts a canonical pose or view of a particular type of object; obtaining, by the image search engine, search results based at least on (i) the query image and (ii) the indication of the particular image acquisition template that was overlaid on the view finder of the client device when the query image was captured and that depicts the canonical pose or view of the particular type of object; and providing, by the image search engine to the client device, the search results for display on the client device.
8. A system comprising: one or more computers and one or more storage devices storing instructions that are operable, when executed by the one or more computers, to cause the one or more computers to perform operations comprising: receiving, from a client device and by an image search engine, an image search query including (i) a query image and (ii) an indication of a particular image acquisition template that was overlaid on a viewfinder of the client device when the query image was captured and that depicts a canonical pose or view of a particular type of object; obtaining, by the image search engine, search results based at least on (i) the query image and (ii) the indication of the particular image acquisition template that was overlaid on the view finder of the client device when the query image was captured and that depicts the canonical pose or view of the particular type of object; and providing, by the image search engine to the client device, the search results for display on the client device. 13. The system of claim 8 , wherein receiving an image search query including (i) a query image and (ii) an indication of a particular image acquisition template that was overlaid on a viewfinder of the client device when the query image was captured and that depicts a canonical pose or view of a particular type of object comprises: receiving an image file that includes metadata representing the indication of the particular image acquisition template used to capture the query image.