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Shane Barratt sbarratt

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sbarratt / 3per.py
Last active August 15, 2016 17:17
Implementation of the 3-Base Periodicity Property: https://en.wikipedia.org/wiki/3-Base_Periodicity_Property
import matplotlib.pyplot as plt
from numpy.fft import fft
from numpy.fft import fftshift
import numpy as np
import random
dictionary = ['A','C','G','T']
def generate_random_sequence(N):
return [dictionary[random.randint(0,len(dictionary)-1)] for _ in range(N)]
@sbarratt
sbarratt / keyboardhook.cpp
Created May 31, 2016 19:49
Create a keyboard hook using Win32 System API and log what the user types into a console.
#include <stdio.h>
#include <tchar.h>
#include <Windows.h>
#include <iostream>
HHOOK hHook{ NULL };
enum Keys
{
ShiftKey = 16,
@sbarratt
sbarratt / utoh.py
Last active June 2, 2016 18:09
Takes a list of urls from stdin and writes formatted hyperlinks to stdout.
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""Urls to Hyperlinks.
This script takes line-separated urls from stdin and writes formatted hyperlinks to stdout.
Usage:
# cat urls.txt | python ltoh.py > hyperlinks.
"""
@sbarratt
sbarratt / windows_multi.cpp
Last active July 15, 2016 11:01
Windows multithreading in c++
//more details: http://www.bogotobogo.com/cplusplus/multithreaded2A.php
#include <Windows.h>
#include <process.h>
#include <stdio.h>
unsigned int __stdcall test_thread(void *data) {
printf("Thread Started");
return 0;
}
@sbarratt
sbarratt / scrolltest.html
Created July 25, 2016 06:07
Scroll through a list of items nicely.
<html>
<head>
<style>
#content {
font-size: 18;
text-align: center;
padding-top: 150px;
}
.blurry-text {
color: transparent;
@sbarratt
sbarratt / mlp.py
Created August 11, 2016 16:19
from tensorflow.examples.tutorials.mnist import input_data
import tensorflow as tf
import matplotlib.pyplot as plt
# Load data
mnist = input_data.read_data_sets('MNIST_data', one_hot=True)
# Neural Network Initialization
@sbarratt
sbarratt / cnn.py
Created August 15, 2016 17:15
"""CNN from https://www.microsoft.com/en-us/research/wp-content/uploads/2003/08/icdar03.pdf"""
from tensorflow.examples.tutorials.mnist import input_data
mnist = input_data.read_data_sets('MNIST_data', one_hot=True)
import tensorflow as tf
def weight_variable(shape):
initial = tf.random_normal(shape, stddev=0.05)
return tf.Variable(initial)
@sbarratt
sbarratt / Presentation.ipynb
Created August 28, 2016 18:11
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@sbarratt
sbarratt / geo.py
Last active January 26, 2024 12:55
This script provides coordinate transformations between geodetic, ecef and enu in python. Based on https://gist.github.com/govert/1b373696c9a27ff4c72a.
"""
This script provides coordinate transformations from Geodetic -> ECEF, ECEF -> ENU
and Geodetic -> ENU (the composition of the two previous functions). Running the script
by itself runs tests.
based on https://gist.github.com/govert/1b373696c9a27ff4c72a.
"""
import math
a = 6378137
b = 6356752.3142
@sbarratt
sbarratt / kmeans_missing.py
Created November 3, 2017 00:21
K-means script that works with NaN entries.
"""
Author: Shane Barratt
Email: [email protected]
K-means script that works with NaN entries.
"""
import numpy as np
import IPython as ipy
import matplotlib.pyplot as plt