CTSim's Online Computed Tomography Simulator

Reasonable defaults have been filled into this form. For detailed explanations of the parameters on this form, please visit CTSim's online manual.

Select Image and Size

Phantom Name:
G.T. Herman
Shepp-Logan
Unit Pulse

Image Size:
Width:
Height:

View Ratio:

Number of Samples
per pixel:

Display Window:
Minimum:
Maximum:

Simulate X-Ray acquistion

Geometry:
Parallel
Equiangular
Equilinear

Number of Detectors:

Number of Rotations:

Focal Length:

Scan Ratio:

Number of Rays
(samples) per detector:

Rotation Angle
as a fraction of a cricle:

Image Reconstruction

Filter Method:
Convolution
Fourier
Fourier Table
FFT

Zeropad (applies to
Fourier & FFT):

Interpolation:
Nearest Neighbor
Linear
Cubic

Filter:
Bandlimit
Cosine
Hamming
Hanning
Sinc
Shepp-Logan

Hamming alpha factor (0.0-1.0):

Backprojection Method:
Trig
Trig Table
Difference
Difference (integer math)


After clicking the Simulate button, it will take a few seconds to a few minutes for your results to appear depending upon the simulation parameters that you have chosen.