perceivable
91Tilting train — A tilting train is a train with a mechanism that enables increased speed on regular railway tracks. As any vehicle rounds a curve at speed, objects inside the train are in a non inertial frame and experience centrifugal force since the vehicle is …
92Analog sound vs. digital sound — Analog sound versus digital sound compares the two ways in which sound is recorded and stored. Actual sound waves consist of continuous variations in air pressure. Representations of these signals can be recorded in either digital or analog… …
93White Christmas — A white Christmas, to most people in the Northern Hemisphere, refers to snowy weather on Christmas Day. This phenomenon is far more common in some countries than in others. For example, in the United Kingdom, snow is seldom experienced at… …
94Compression artifact — Original image, with good color grade Loss of edge clarity and tone fuzziness in heavy JPEG compression A compression ar …
95Architecture of the United States — The Architecture of the United States includes a wide variety of architectural styles over its history. Architecture in the US is regionally diverse and has been shaped by many external forces, and can therefore be said to be eclectic, something… …
96Musical analysis — This article is about the process or academic discipline of music analysis. For the academic journal by that name, see Music Analysis (journal). Musical analysis is the attempt to answer the question how does this music work?. The method employed …
97Martin Buber — Full name Martin Buber Born February 8, 1878 Vienna, Austria Died June 13, 1965(1965 06 13) (aged 87) Jerus …
98Technicolor — This article is about the film processing trademark. For the parent company of the same name, see Technicolor SA. For other uses, see Technicolor (disambiguation). A title card for a Walt Disney Donald Duck cartoon with an in Technicolor credit.… …
99Audio system measurements — are made for several purposes. Designers take measurements so that they can specify the performance of a piece of equipment. Maintenance engineers make them to ensure equipment is still working to specification, or to ensure that the cumulative… …
100Unison — For other uses, see Unison (disambiguation). Perfect unison  Play ( …
