An Image Reconstruction Method for Electric Capacitance Tomography Based on Rof Model
A technology of electrical capacitance tomography and image reconstruction, which is applied in image generation, image data processing, 2D image generation, etc.
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[0094] Such as figure 1 Shown is a flow chart of the present invention, and the present invention comprises the following steps:
[0095] S1, input sensitive field matrix and capacitance value;
[0096] S2, using a single-step algorithm or an iterative algorithm for calculation;
[0097] S3. Outputting the medium distribution image.
[0098] The input sensitive field matrix and capacitance value are to establish the linearization model of ECT:
[0099] λ=Sg (1)
[0100] In the formula: λ is the normalized capacitance vector of m×1, S is the normalized sensitive field matrix of m×n, and g is the normalized permittivity vector of n×1;
[0101] The single-step algorithm described in step S2 comprises the following steps:
[0102] S21, parameter initialization;
[0103] S22. Directly calculate the dielectric constant by a single-step formula.
[0104] The iterative algorithm described in step S2 comprises the following steps:
[0105] S31, parameter initialization;
[010...
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