- phase sensitive detection
- 相敏检波, 相敏探测
English-Chinese chemistry dictionary (英汉化学大词典). 2013.
English-Chinese chemistry dictionary (英汉化学大词典). 2013.
Phase congruency — is a measure of feature significance in computer images, a method of edge detection that is particularly robust against changes in illumination and contrast.FoundationsPhase congruency reflects the behaviour of the image in the frequency domain.… … Wikipedia
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
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
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
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
Heterodyne — This article is about waveform manipulation. For the use of the term in poetry, see Heterodyne (poetry). For the webcomic characters, see Girl Genius. Heterodyning is a radio signal processing technique invented in 1901 by Canadian inventor… … Wikipedia
Eye tracking — is the process of measuring either the point of gaze ( where we are looking ) or the motion of an eye relative to the head. An eye tracker is a device for measuring eye positions and eye movement. Eye trackers are used in research on the visual… … Wikipedia
Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… … Wikipedia
Айтрекинг — (трекинг глаз, отслеживание глаз) процесс определения координат взора («точки пересечения оптической оси глазного яблока и плоскости наблюдаемого объекта или экрана на котором предъявляется некоторый визуальный стимул»). Айтрекер устройство … Википедия
Magnetic resonance imaging — MRI redirects here. For other meanings of MRI or Mri, see MRI (disambiguation). Magnetic resonance imaging Intervention Sagittal MR image of the knee ICD 10 PCS B?3?ZZZ … Wikipedia
Total organic carbon — (TOC) is the amount of carbon bound in an organic compound and is often used as a non specific indicator of water quality or cleanliness of pharmaceutical manufacturing equipment. A typical analysis for TOC measures both the total carbon present… … Wikipedia