Spectral Wikipedia ~ Spectral is an American militarysciencefiction action film directed by Nic Mathieu The screenplay was written by Ian Fried Mathieu and George Nolfi from a screen story by Fried The film stars James Badge Dale Max Martini Emily Mortimer and Bruce Greenwood The film was released on December 9 2016 on Netflix

Spectral Mornings Wikipedia ~ Spectral Mornings is the third studio album by English guitarist and songwriter Steve Hackett released in May 1979 on Charisma Records It is his first to feature members of his touring band which many Hackett fans consider as the classic lineup

Spectral test Wikipedia ~ The spectral test is a statistical test for the quality of a class of pseudorandom number generators PRNGs the linear congruential generators LCGs LCGs have a property that when plotted in 2 or more dimensions lines or hyperplanes will form on which all possible outputs can be found

Spectral efficiency Wikipedia ~ Spectral efficiency spectrum efficiency or bandwidth efficiency refers to the information rate that can be transmitted over a given bandwidth in a specific communication system It is a measure of how efficiently a limited frequency spectrum is utilized by the physical layer protocol and sometimes by the media access control the channel access protocol

Spectral analysis Wikipedia ~ Spectral analysis or Spectrum analysis is analysis in terms of a spectrum of frequencies or related quantities such as energies eigenvalues specific areas it may refer to Spectroscopy in chemistry and physics a method of analyzing the properties of matter from their electromagnetic interactions Spectral estimation in statistics and signal processing an algorithm that estimates

Spectral clustering Wikipedia ~ Spectral clustering is computationally expensive unless the graph is sparse and the similarity matrix can be efficiently constructed If the similarity matrix is an RBF kernel matrix spectral clustering is expensive There are approximate algorithms for making spectral clustering more efficient power method Nystrom method etc

Spectral theory Wikipedia ~ Spectral theory is connected with the investigation of localized vibrations of a variety of different objects from atoms and molecules in chemistry to obstacles in acoustic vibrations have frequencies and the issue is to decide when such localized vibrations occur and how to go about computing the is a very complicated problem since every object has not

Spectral line Wikipedia ~ A spectral line is a dark or bright line in an otherwise uniform and continuous spectrum resulting from emission or absorption of light in a narrow frequency range compared with the nearby frequencies Spectral lines are often used to identify atoms and molecules

Stellar classification Wikipedia ~ In astronomy stellar classification is the classification of stars based on their spectral characteristics Electromagnetic radiation from the star is analyzed by splitting it with a prism or diffraction grating into a spectrum exhibiting the rainbow of colors interspersed with spectral line indicates a particular chemical element or molecule with the line strength indicating the

Hyperspectral imaging Wikipedia ~ Hyperspectral imaging like other spectral imaging collects and processes information from across the electromagnetic goal of hyperspectral imaging is to obtain the spectrum for each pixel in the image of a scene with the purpose of finding objects identifying materials or detecting processes