An object is something that you can touch. A material is what the object is made from. When we choose a material, we need to select the right one for the object it will finally become. For example, ...
Detection identifies objects as axis-aligned boxes in an image. Most successful object detectors enumerate a nearly exhaustive list of potential object locations and classify each. This is wasteful, ...
See all the objects from the Radio 4 series A History of the World in 100 Objects. Click on any link to find out more about an object, zoom in on the image and listen again or download the programme.