Cost of Epilepsy. The total indirect and direct cost of epilepsy in the United States is estimated to be $15.5 billion yearly. This estimate is based on a reported cost of $12.5 billion in 1995 converted to 2004 dollar value using Bureau of Labor Statistics data. 4.
Such explosions happen in many sci-fi movies and TV series, such as when Star Trek's Enterprise destroys an enemy vessel, or when the Nostromo self-destructs in Alien.. The problem here is that sound does not carry in space. Sound is an example of a longitudinal wave. The sound energy moves along by vibrating molecules of gas, liquid or solid.
A section of pure noise from the soundtrack of an AVI video has been selected, and the noise reduction tool is being set up to do its magic. The process works by taking a sample of pure noise (i.e., just the sound you want to remove).ith narration, it's usually easy to find a space between phrases that contains only noise, but music is more difficult; look for pure noise at the beginning of a file, before the music starts, or at the end, after the music stops. After finding and selecting the noise, go.