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Relation

contour_intersects --------:

def contour_intersects(np_arr1, np_arr2):

""" Determine two contours are intersected or not.

"""

construct_intersection_polygon --------:

def construct_intersection_polygon(np_arr1, np_arr2):

""" Construct polygon from the intersection part of two contours.

"""

contour_contains --------:

def contour_contains(np_arr1, np_arr2):

""" Determine if contour of np_arr1 contains contour of np_arr2.

"""

cnt_dice_ratio --------:

def cnt_dice_ratio(cnt1, cnt2, smooth=0.01):

""" Calculate the dice ratio between two contours.

"""

cnt_jaccard_index --------:

def cnt_jaccard_index(cnt1, cnt2, smooth=0.01):

""" Calculate the jaccard index between two contours.

"""

point_in_contour --------:

def point_in_contour(np_arr, py, px):

""" Determine point inside contour or not.

"""