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from scipy.optimize import nnls | |
from scipy.optimize import curve_fit | |
import math | |
def optimus_fitting(df): | |
""" | |
This function takes in a csv file and returns b0,b1 and b2 fitting the model | |
l = 1/(b0*k + b1) + b2 | |
l is the training loss | |
k is the number of iterations |
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#include <iostream> | |
using namespace std; | |
int main() | |
{ | |
int count = 7; | |
switch ( | |
count % 5) | |
{ |
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import numpy as np | |
# Generator for all possible sudoku grids | |
def sudoku_generator(sudoku): | |
for y in range(9): | |
for x in range(9): | |
# If cell not filled | |
if sudoku[y][x] == 0: | |
# Check if any number in the range is valid in the empty cell | |
for n in range(1,10): |
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def natural_number_generator(n): | |
yield n | |
yield from natural_number_generator(n+1) | |
def sieve_of_eratosthenes(number_list): | |
next_prime = next(number_list) | |
yield next_prime | |
yield from sieve_of_eratosthenes(i for i in number_list if i%next_prime != 0) | |
if __name__ == '__main__': |
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def get_gated_connections(gatePercentageFactor,inputLayer): | |
gateFactor = Input(tensor = K.variable([gatePercentageFactor])) | |
fractionG = Lambda(lambda x: x[0]*x[1])([inputLayer,gateFactor]) | |
complement = Lambda(lambda x: x[0] - x[1])([inputLayer,fractionG]) | |
return gateFactor,fractionG,complement | |
#x is conv layer | |
#y is de-conv layer | |
#gf is gating factor |
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def get_cnn_architecture(weights_path=None): | |
input_img = Input(shape=(64,64,3)) # adapt this if using `channels_first` image data format | |
x1 = Conv2D(64, (3, 3), activation='relu', padding='same')(input_img) | |
gateFactor = Input(tensor = K.variable([0.3])) | |
fractionG = Multiply()([x1,gateFactor]) | |
complement = Lambda(lambda x: x[0] - x[1])([x1,fractionG]) | |
x = MaxPooling2D((2, 2), padding='same')(fractionG) |
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big oh and time complecity : http://bigocheatsheet.com/ | |
: http://www.studytonight.com/data-structures/time-complexity-of-algorithms | |
: http://web.mit.edu/16.070/www/lecture/big_o.pdf | |
Prime Check: http://ideone.com/Sp58lL | |
searcing algorithms : | |
binary search : |