1. A method for producing an image of a physical object, the method comprising: receiving a plurality of raw images; dividing the plurality of raw images into a first subset of primary images and a second subset of secondary images according to a predetermined criterion; determining an intermediate image from the first subset of primary images; determining a mask image from the second subset of secondary images; registering the intermediate image and the mask image by using direct registration of predetermined features present in the intermediate image and in the mask image; and fusing the mask image and the intermediate image.