Top-down processing is defined as the development of pattern recognition through the use of contextual information.
At the time, the chief steward hadnât yet learned of the Titanicâs fate, so he wasnât even on the lookout for icebergs. He simply spotted a streak of red paint along the icebergâs base, which most likely meant a ship had collided with it in the last 12 hours.
In taking a closer look at the trajectories of icebergs in 1912, Bing and his colleague noticed one iceberg that stood out: one that calved from a glacier in southwest Greenland in 1911 and passed closest to the site at which Titanic went down.