“Physical implausibility”

The Economist, November 28, 2011

“Dr. Farid’s position is in computer science, but his interest is social change. He proposes that magazines voluntarily adopt a code in which his algorithm’s result would be shown alongside modified photographs, possibly with explanatory text that details the sorts of changes found. Dr. Farid says an objective (though subjectively tuned) reference point removes the heat from the topic, and might give magazines a goal to reduce retouching if the extent of their efforts is numerically revealed.”