Detection theory — Detection theory, or signal detection theory, is a means to quantify the ability to discern between signal and noise. According to the theory, there are a number of determiners of how a detecting system will detect a signal, and where its… … Wikipedia
Détection de personne — Un exemple de détection de personnes sur une voie de circulation La détection de personne est un domaine de la vision par ordinateur consistant à détecter un humain dans une image numérique. C est un cas particulier de détection d objet, où l on… … Wikipédia en Français
Optical heterodyne detection — is an important special case of heterodyne detection. In heterodyne detection, a signal of interest at some frequency is non linearly mixed with a reference local oscillator (LO) that is set at a close by frequency. The desired outcome is the… … Wikipedia
Voice activity detection — (also known as speech activity detection or, more simply, speech detection) is an algorithm used in speech processing wherein the presence or absence of human speech is detected in regions of audio. The main uses of VAD are in speech coding and… … Wikipedia
Blip-to-scan ratio — In radar systems, the blip to scan ratio, or blip/scan, is the ratio of the number of times a target appears on a radar display to the number of times it could have been seen. [ [http://www.answers.com/topic/blip scan ratio?cat=technology blip… … Wikipedia
Corner detection — Feature detection Output of a typical corner detection algorithm … Wikipedia
Shot transition detection — (or simply Shot detection) is a field of research of video processing. Its subject is the automated detection of transitions between shots in digital video with the purpose of temporal segmentation of videos. Contents 1 Use 2 Basic technical… … Wikipedia
Cut detection — is a field of research of computer science. Its subject is the automated detection of cuts in digital video. Use Cut detection is used to split up a film into basic scenes. Therefore, it is of great use in software for post production of videos.… … Wikipedia
Explosive detection — is a non destructive inspection process to determine whether a container contains explosive material. Explosive detection is commonly used at airports, ports and for border control.Detection toolsDogsSpecially trained dogs can be used to detect… … Wikipedia
Diagnostic odds ratio — log(Diagnostic Odds Ratio) for varying sensitivity and specificity The diagnostic odds ratio is a measure of the effectiveness of a diagnostic test.[1] It is defined as the ratio of the odds of the test being positive if the subject has a disease … Wikipedia
Isotope-ratio mass spectrometry — Isotope ratio mass spectrometer with gas bench in foreground Acronym IRMS Classification mass spectrometry Other techniques … Wikipedia