def drawGraph():
    xy = XY(stroke=False)
    xy.title = 'Correlation'
    xy.add('A', [(0, 0), (.1, .2), (.3, .1), (.5, 1), (.8, .6), (1, 1.08),
                 (1.3, 1.1), (2, 3.23), (2.43, 2)])
    xy.add('B', [(.1, .15), (.12, .23), (.4, .3), (.6, .4), (.21, .21),
                 (.5, .3), (.6, .8), (.7, .8)])
    xy.add('C', [(.05, .01), (.13, .02), (1.5, 1.7), (1.52, 1.6), (1.8, 1.63),
                 (1.5, 1.82), (1.7, 1.23), (2.1, 2.23), (2.3, 1.98)])
    xy.render_to_png('mygraph.png')
    xy.render_in_browser()
Example #2
0
                for m in range(n + 1):
                    if m == k:
                        continue
                    p *= sin(0.5 * (X - x[m])) / sin(0.5 * (x[k] - x[m]))
                s += y[k] * p
            yield X, s

"""
These functions takes two lists of points x and y and
returns an iterator over the interpolation between all these points
with `precision` interpolated points between each of them

"""
INTERPOLATIONS = {
    'quadratic': quadratic_interpolate,
    'cubic': cubic_interpolate,
    'hermite': hermite_interpolate,
    'lagrange': lagrange_interpolate,
    'trigonometric': trigonometric_interpolate
}


if __name__ == '__main__':
    from pygal import XY
    points = [(.1, 7), (.3, -4), (.6, 10), (.9, 8), (1.4, 3), (1.7, 1)]
    xy = XY(show_dots=False)
    xy.add('normal', points)
    xy.add('quadratic', quadratic_interpolate(*zip(*points)))
    xy.add('cubic', cubic_interpolate(*zip(*points)))
    xy.render_in_browser()
Example #3
0
                for m in range(n + 1):
                    if m == k:
                        continue
                    p *= sin(0.5 * (X - x[m])) / sin(0.5 * (x[k] - x[m]))
                s += y[k] * p
            yield X, s


"""
These functions takes two lists of points x and y and
returns an iterator over the interpolation between all these points
with `precision` interpolated points between each of them

"""
INTERPOLATIONS = {
    'quadratic': quadratic_interpolate,
    'cubic': cubic_interpolate,
    'hermite': hermite_interpolate,
    'lagrange': lagrange_interpolate,
    'trigonometric': trigonometric_interpolate
}

if __name__ == '__main__':
    from pygal import XY
    points = [(.1, 7), (.3, -4), (.6, 10), (.9, 8), (1.4, 3), (1.7, 1)]
    xy = XY(show_dots=False)
    xy.add('normal', points)
    xy.add('quadratic', quadratic_interpolate(*zip(*points)))
    xy.add('cubic', cubic_interpolate(*zip(*points)))
    xy.render_in_browser()