back projection
"Back projection" has diverse applications ranging from film production to medical imaging and data analysis, each utilizing the concept of projecting or reconstructing images.
🇺🇸 US Voice:
🇬🇧 UK Voice:
Definition
B2Film Production
(technical)A technique where previously filmed footage is projected onto a screen behind the actors to create the illusion of a different location.
Example
- The director used back projection to simulate the car chase scene without actually filming on the busy streets.
C1Medical Imaging
(technical, academic)A method in computed tomography (CT) where data from multiple angles are combined to reconstruct a cross-sectional image of the body.
Example
- Back projection is crucial in generating accurate CT scans for diagnosing various medical conditions.
C1Data Analysis
(technical)A technique where transformed data is projected back to reconstruct the original signal or image.
Example
- In signal processing, back projection helps in reconstructing images from incomplete or transformed data.
Similar
Terms that have similar or relatively close meanings to "back projection":