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# Copyright (c) 2016 Nicolas P. Rougier - BSD License | |
# SI prefixes as name:value | |
SI_prefix_name_value = { | |
"yocto": 10e-24, "zepto": 10e-21, "atto": 10e-18, "femto": 10e-15, | |
"pico": 10e-12, "nano": 10e-9, "micro": 10e-6, "milli": 10e-3, | |
"centi": 10e-2, "deci": 10e-1, "deca": 10e1, "hecto": 10e2, | |
"kilo": 10e3, "mega": 10e6, "giga": 10e9, "tera": 10e12, | |
"peta": 10e15, "exa": 10e18, "zetta": 10e21, "yotta": 10e24 } |
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(make-face 'face-admonition) | |
(set-face-attribute 'face-admonition nil | |
:height 120 | |
:weight 'regular | |
:foreground "white" | |
:background "light gray" | |
:box '(:line-width 1 :color "light gray")) | |
(defvar face-admonition 'face-admonition) | |
(make-face 'face-admonition-note) |
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import numpy as np | |
import matplotlib.pyplot as plt | |
def maze(shape=(64,64), complexity=.95, density = 1): | |
# Only odd shapes | |
shape = ((shape[0]//2)*2+1, (shape[1]//2)*2+1) | |
# Adjust complexity and density relative to maze size | |
complexity = int(complexity*(5*(shape[0]+shape[1]))) | |
density = int(density*(shape[0]//2*shape[1]//2)) |
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def find_view(base, view): | |
""" | |
Given an array that is a `view` of a `base`, find an index such that | |
`base[index] is view` | |
""" | |
if not isinstance(view, np.ndarray): | |
return "..." | |
itemsize = view.itemsize |
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import numpy as np | |
import matplotlib.pyplot as plt | |
from scipy.spatial import Voronoi | |
def voronoi_finite_polygons_2d(vor, radius=None): | |
""" | |
Reconstruct infinite voronoi regions in a 2D diagram to finite | |
regions. | |
Parameters |
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# Author: Jake VanderPlas | |
# LICENSE: MIT | |
from __future__ import division | |
import numpy as np | |
def convolution_matrix(x, N=None, mode='full'): | |
"""Compute the Convolution Matrix |
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# Copyright (2017) Nicolas P. Rougier - BSD license | |
# Twitter version (140 characters) | |
# -------------------------------- | |
_='0' | |
R,C="{:08b}".format(30),_*9+'1'+_*9 | |
for k in range(9): | |
print(C) | |
C = _+''.join([R[7-eval('0b'+C[i:i+3])] for i in range(len(C)-2)])+_ |
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import OpenGL.GL as GL | |
import OpenGL.GL.shaders | |
import ctypes | |
import pygame | |
import numpy | |
vertex_shader = """ | |
#version 330 | |
in vec4 position; |
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from numpy import * | |
from scipy.stats import beta | |
class BetaBandit(object): | |
def __init__(self, num_options=2, prior=(1.0,1.0)): | |
self.trials = zeros(shape=(num_options,), dtype=int) | |
self.successes = zeros(shape=(num_options,), dtype=int) | |
self.num_options = num_options | |
self.prior = prior |
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# Copyright 2019 Google LLC. | |
# SPDX-License-Identifier: Apache-2.0 | |
# Author: Anton Mikhailov | |
turbo_colormap_data = [[0.18995,0.07176,0.23217],[0.19483,0.08339,0.26149],[0.19956,0.09498,0.29024],[0.20415,0.10652,0.31844],[0.20860,0.11802,0.34607],[0.21291,0.12947,0.37314],[0.21708,0.14087,0.39964],[0.22111,0.15223,0.42558],[0.22500,0.16354,0.45096],[0.22875,0.17481,0.47578],[0.23236,0.18603,0.50004],[0.23582,0.19720,0.52373],[0.23915,0.20833,0.54686],[0.24234,0.21941,0.56942],[0.24539,0.23044,0.59142],[0.24830,0.24143,0.61286],[0.25107,0.25237,0.63374],[0.25369,0.26327,0.65406],[0.25618,0.27412,0.67381],[0.25853,0.28492,0.69300],[0.26074,0.29568,0.71162],[0.26280,0.30639,0.72968],[0.26473,0.31706,0.74718],[0.26652,0.32768,0.76412],[0.26816,0.33825,0.78050],[0.26967,0.34878,0.79631],[0.27103,0.35926,0.81156],[0.27226,0.36970,0.82624],[0.27334,0.38008,0.84037],[0.27429,0.39043,0.85393],[0.27509,0.40072,0.86692],[0.27576,0.41097,0.87936],[0.27628,0.42118,0.89123],[0.27667,0.43134,0.90254],[0.27691,0.44145,0.913 |
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