Esempio n. 1
0
    def test_boundary_penalty(self):
        data = self.generate_data([16, 16, 16]) * 100
        # instead of showing just test results
        #app = QApplication(sys.argv)
        #pyed = seed_editor_qt.QTSeedEditor(data)
        #app.exec_()

        import scipy.ndimage.filters

        #filtered = scipy.ndimage.filters.prewitt(data,0)
        filtered = scipy.ndimage.filters.sobel(data, 0)
        #filtered = scipy.ndimage.filters.gaussian_filter1d(data,sigma=0.6,axis=0, order=1)

        # Oproti Boykov2001b tady nedělím dvojkou. Ta je tam jen proto,
        # aby to slušně vycházelo
        filtered2 = (-np.power(filtered, 2) / (512 * np.var(data)))
        # Přičítám tu 1024 což je empiricky zjištěná hodnota - aby to dobře vyšlo
        filtered2 = filtered2 + 0  # - np.min(filtered2) + 1e-30
        print('max ', np.max(filtered2))
        print('min ', np.min(filtered2))
        import pdb
        pdb.set_trace()
        #np.exp(-np.random.normal(0

        from PyQt4.QtGui import QApplication
        app = QApplication(sys.argv)
        pyed = seed_editor_qt.QTSeedEditor(filtered2)
        app.exec_()

        filtered3 = np.exp(filtered2)

        pyed = seed_editor_qt.QTSeedEditor(filtered3)
        app.exec_()

        import matplotlib.pyplot as plt
        plt.imshow(filtered3[:, :, 5])
        plt.colorbar()
        plt.show()
Esempio n. 2
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File: qmisc.py Progetto: kunesj/lisa
def manualcrop(data):  # pragma: no cover

    try:
        from pysegbase import seed_editor_qt
    except:
        logger.warning("Deprecated of pyseg_base as submodule")
        import seed_editor_qt

    pyed = seed_editor_qt.QTSeedEditor(data, mode='crop')
    pyed.exec_()
    # pyed = sed3.sed3(data)
    # pyed.show()
    nzs = pyed.seeds.nonzero()
    crinfo = [
        [np.min(nzs[0]), np.max(nzs[0])],
        [np.min(nzs[1]), np.max(nzs[1])],
        [np.min(nzs[2]), np.max(nzs[2])],
    ]
    data = crop(data, crinfo)
    return data, crinfo
Esempio n. 3
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 def cropDcm(self):
     pyed = seed_editor_qt.QTSeedEditor(self.data3d, mode='crop')
     pyed.exec_()
     pass