Such measurement may be difficult to interpret accurately. Anaerobic energy expenditure is difficult to accurately quantify. Compensatory damages compensate the plaintiff for actual losses suffered as accurately as possible. Swatches are used to communicate colors accurately. Civilian deaths are impossible to accurately estimate. This system is able to accurately track touches. Lodrige is able to position the aircraft more accurately based on wind data. A significant correlation between progesterone levels and the ability to accurately recognize emotion was found. He was noted for being able to play accurately in a remarkably high register. Cube maps can be useful for modelling outdoor illumination accurately. He spoke of having a "responsibility" to accurately portray the condition. There are various ways of focusing a camera accurately. They travel to a tachyon machine, invented by Frank, which accurately predicted the worldwide catastrophe. He had the Gorky Park scene rewritten to depict espionage methods more accurately. One reason for accepting heavy losses was the difficulty in bombing accurately.