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Each method of eye-tracking has advantages and disadvantages, and the choice of an eye-tracking system depends on considerations of cost and application. There are offline methods and online procedures like AttentionTracking. There is a trade-off between cost and sensitivity, with the most sensitive systems costing many tens of thousands of ...
Sodium hydroxide, also known as lye and caustic soda, [1] [2] is an inorganic compound with the formula NaOH.It is a white solid ionic compound consisting of sodium cations Na + and hydroxide anions OH −.
In the United States, for utility patents filed on or after June 8, 1995, the term of the patent is 20 years from the earliest filing date of the application on which the patent was granted and any prior U.S. or Patent Cooperation Treaty (PCT) applications from which the patent claims priority (excluding provisional applications). For patents ...
70th Birthday Concert is a live electric blues video recording of John Mayall & the Bluesbreakers to celebrate Mayall's 70th Birthday. Recorded in Liverpool, England on 19 July 2003, the concert was notable as it featured Eric Clapton as a guest, so marked the first time he and Mayall had performed together in almost 40 years, if one discounts Clapton guesting on Mayall's Back to the Roots.
Napoleon Bonaparte (born Napoleone di Buonaparte; [1] [b] 15 August 1769 – 5 May 1821), later known by his regnal name Napoleon I, was a French military officer and statesman who rose to prominence during the French Revolution and led a series of successful campaigns across Europe during the French Revolutionary and Napoleonic Wars from 1796 to 1815.
The Comparative Tracking Index (CTI) is used to measure the electrical breakdown (tracking) properties of an insulating material. Tracking is an electrical breakdown on the surface of an insulating material wherein an initial exposure to electrical arcing heat carbonizes the material. The carbonized areas are more conductive than the pristine ...
In electrical engineering, impedance is the opposition to alternating current presented by the combined effect of resistance and reactance in a circuit. [1]Quantitatively, the impedance of a two-terminal circuit element is the ratio of the complex representation of the sinusoidal voltage between its terminals, to the complex representation of the current flowing through it. [2]
A mindmap of ICTs. Information and communications technology (ICT) is an extensional term for information technology (IT) that stresses the role of unified communications [1] and the integration of telecommunications (telephone lines and wireless signals) and computers, as well as necessary enterprise software, middleware, storage and audiovisual, that enable users to access, store, transmit ...