Radon transform

(redirected from Filtered back-projection)
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Radon transform

[′rā‚dän ′tranz‚fȯrm]
(mathematics)
A mathematical operation that is roughly equivalent to finding the projection of a function along a given line; useful in computerized tomography.
References in periodicals archive ?
The filtration stage of the "filtered back-projection" method is achieved by premultiplication of the data measured and is followed by the back-projection operation.
Kotre, "EIT image reconstruction using sensitivity weighted filtered back-projection," Physiological Measurement, vol.
Filtered back-projection is the most commonly used algorithm in the reconstruction of CT images from projection data.
A 3-D filtered back-projection algorithm is then used to reconstruct a 3-D image of the specimen from the series of 2-D projections [16].