Daichi SUZUO belltailjp

belltailjp / simulation.cpp

Created December 7, 2012 16:38

simulation experiment program for KAZE local feature

	#include <iostream>
	#include <vector>
	#include <opencv2/opencv.hpp>
	#include <opencv2/nonfree/nonfree.hpp>
	#include <opencv2/legacy/legacy.hpp>
	#include <boost/random.hpp>
	#include <boost/format.hpp>
	#include "KAZE.h"
	#include "config.h"
	#include "utils.h"

belltailjp / demo.cpp

Created December 7, 2012 18:54

demonstration program for kaze local feature

	#include <iostream>
	#include <vector>
	#include <opencv2/opencv.hpp>
	#include <opencv2/nonfree/nonfree.hpp>
	#include <opencv2/legacy/legacy.hpp>
	#include <boost/random.hpp>
	#include <boost/format.hpp>
	#include "KAZE.h"
	#include "config.h"
	#include "utils.h"

belltailjp / googleglog_autostacktrace.cpp

Created January 3, 2013 17:54

belltailjp / simd.cpp

Created January 28, 2013 07:38

SSE，AVX組み込み関数を用いたベクトルの内積計算高速化の実験コード

	#include <iostream>
	#include <random>
	#include <algorithm>
	#include <boost/format.hpp>

	#include <xmmintrin.h>
	#include <immintrin.h>

	#include <osakana/stopwatch.hpp>

belltailjp / plain_omikuji.cpp

Created February 6, 2013 13:45

一様乱数だけあるときのおみくじプログラム

	#include <iostream>
	#include <random>

	int main()
	{
	std::vector<int> prob = {1, 9, 25, 25, 30, 9, 1};
	const std::string str[] = {"大吉", "中吉", "小吉", "吉末", "吉", "凶", "大凶"};
	std::mt19937 rng;

	//出現確率を累積に変換

belltailjp / discrete_distribution_omikuji.cpp

Created February 6, 2013 13:47

C++11のstd::discrete_distributionを使ったときのおみくじプログラム

	#include <iostream>
	#include <random>

	int main()
	{
	std::vector<int> prob = {1, 9, 25, 25, 30, 9, 1};
	const std::string str[] = {"大吉", "中吉", "小吉", "吉末", "吉", "凶", "大凶"};

	std::mt19937 rng;
	std::discrete_distribution<int> dst(prob.begin(), prob.end());

belltailjp / column-wise.py

Last active August 29, 2015 14:20

Enforce 1st row to be smaller than the 2nd

	# Construct 2-row ndarray
	>>> a = numpy.random.randint(0, 100, (2, 10))
	>>> a
	array([[95, 31, 25, 68, 88, 25, 71, 55, 16, 14],
	[57, 59, 38, 30, 78, 92, 30, 47, 89, 41]])

	# Extract columns whose 1st row is larger than the 2nd.
	>>> a[:, a[1] < a[0]]
	array([[95, 68, 88, 71, 55],
	[57, 30, 78, 30, 47]])

belltailjp / row-wise.py

Created May 5, 2015 12:55

Enforce 1st column to be smaller than the 2nd

belltailjp / benchmark.py

Last active August 29, 2015 14:20

Benchmark of enforcing 1st row/col to be smaller than the second.

	import numpy
	from benchmarker import Benchmarker

	N = 10 ** 8

	with Benchmarker(1000) as bench:
	@bench('col-proposed')
	def _(bm):
	a = numpy.random.randint(0, 100, (2, N))

belltailjp / gist:a9538aaf3221f754e5bf

Last active August 29, 2015 14:21

Inter-conversion between numpy ndimage and PySide QImage

	#!/usr/bin/env python
	# -- coding: utf-8 --

	import numpy
	import skimage.io
	from PySide.QtGui import *

	skimg = skimage.io.imread('imgfile.jpg')

	# convert to QImage (skimg can be grayscale or rgb)