Пример #1
0
def getSigma():
    ''' This function isn't complete.  I need to cut out a 20x20 pxl window around large amplitude particles '''
    from gaussianFitting import fitGaussian
    I=g.m.currentWindow.image
    xorigin=8
    yorigin=9
    sigma=2
    amplitude=50
    p0=[xorigin, yorigin, sigma,amplitude]
    p, I_fit, _ =fitGaussian(I,p0)
    xorigin, yorigin, sigma,amplitude = p
    return sigma
Пример #2
0
def refine_pts(pts,Movie):
    from gaussianFitting import fitGaussian
    new_pts=[]
    for pt in pts:
        print(pt)
        width=9
        mid=int(np.floor(width/2))
        I, corner=cutout(pt,Movie,width)
        xorigin=mid; yorigin=mid; sigma=1.1; amplitude=50
        p0=[xorigin,yorigin,sigma,amplitude]
        fit_bounds = [(0,9), (0,9),  (0,4),    (0,1000)]
        p, I_fit, _ = fitGaussian(I,p0, fit_bounds)
        xfit=p[0]+corner[0]
        yfit=p[1]+corner[1]
        new_pts.append([pt[0],pt[1],pt[2],xfit,yfit,p[2],p[3]])
    new_pts=np.array(new_pts)
    return new_pts