 For performance evaluation, in addition to a widely used shape dataset, we collect new datasets comprising scene images from two different environments, i.e. , a living room and a warehouse.
<fluency>  For performance evaluation, in addition to a widely used shape dataset, we collect new datasets comprising scene images from two different environments, i.e. , a living room and a warehouse.
 For performance evaluation, in addition to a widely used shape dataset, we collect a new dataset comprising scene images from two different environments, i.e. , a living room and a warehouse.