 Contents | sfrmat3 and supporting functions 24 July 2009 |
| ahamming | [data] = ahamming(n, mid) |
| cent | Usage: [b] = cent(a, center) |
| centerfig | pos=centerfig(relwidth,relheight,scale) calculates the Position vector to center a figure on the screen |
| centroid | function [loc] = centroid(x) |
| clip | out= clip(in, low, high) |
| clipping | [n, status] = clipping(a) |
| deriv1 | [b] = deriv1(a, nlin, npix, fil) |
| findedge | [slope, int] = findedge(cent, nlin) |
| findfreq | [freqval, sfrval] = findfreq(dat, val, imax, fflag) find frequency for specified |
| fir2fix | [correct] = fir2fix(n, m); |
| getoecf | [array, status] = getoecf(array, oename) applies oecf LUT |
| getroi | [select, coord] = getroi(array, dialtext, tol) Select and return region of interest |
| imageread | [status,dat,ftype,fpath,fname] = imageread(fname, nlin, npix) reads image files; |
| inbox1 | Dialog box for input of data sampling for SFR calculation |
| inbox3 | Dialog box for input of data sampling and weights for red, green |
| isarray | out = isarray(a) |
| project | [point, status] = project(bb, loc, slope, fac) |
| readraw1 | [dat1] = readraw1(fn, nbyte, nlin, npix, ncol) read images stored as raw |
| readrawgui | [nbyte, nlin, npix, ncol] = readrawgui(filename, nbyte, nlin, npix, ncol) |
| results2 | results: Matlab function saves results computed by sfrmat3.m. |
| rotate90 | [out] = rotate90(in, n) 90 degree counterclockwise rotations of matrix |
| rotatev | [a, nlin, npix, rflag] = rotatev(a) |
| rotatev2 | [a, nlin, npix, rflag] = rotatev2(a) Rotate edge array vertical |
| sampeff | [eff, freqval, sfrval] = sampeff(dat, val, del, fflag, pflag) Sampling efficiency from SFR |
| sfrmat3 | MatLab function: sfrmat3 Slanted-edge Analysis for digital camera and scanner |
| splash | info: displays simple splash window announcing program name, version |
| std2 | std2 standard deviation of matrix elements. |
| test_sfrmat3 | Test sfrmat3 and compare with sfrmat2 |
| textfig | [] = textfig(dat,h) puts text in figure |
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