maruta

function [ tfobj ] = sym2tf( symobj, Ts)
% SYM2TF convert symbolic math rationals to transfer function

if isnumeric(symobj)
    tfobj=symobj;
    return;
end

[n,d]=numden(symobj);
num=sym2poly(n);

maruta

using System;
using System.Threading;
using Microsoft.SPOT;
using Microsoft.SPOT.Hardware;

namespace Maruta
{
    /// <summary>
    /// This class is a driver for the color 128x128 OLED display referenced SSD1351.
    ///   http://www.adafruit.com/products/1431

maruta

from PIL import Image
import numpy

infile="norain.png"
outfile="norain.bin"

img = Image.open(infile)

print(img.size)
pix= img.load()

maruta

% Figure を 1024x768 のPNG形式で
% "fig.png" に保存する例
width  = 1024;
height = 768;
set(gcf,'PaperPositionMode','auto')
pos=get(gcf,'Position');
pos(3)=width-1; % なぜか幅が1px増えるので対処
pos(4)=height;
set(gcf,'Position',pos);
print('-r0','-dpng','fig.png');

maruta

#!/usr/bin/perl
$latex         = 'platex %O -src-specials -shell-escape -interaction=nonstopmode -synctex=1 -kanji=utf8 %S';
$bibtex        = 'pbibtex %O %B -kanji=utf8';
$dvipdf        = 'dvipdfmx %O -o %D %S';
$pdf_mode      = 3; # use dvipdfmx

maruta

#!/usr/bin/perl
$pdflatex      = 'pdflatex -synctex=1 -src-specials -shell-escape -interaction=nonstopmode -halt-on-error -file-line-error %O %S';
$bibtex        = 'bibtex %O %B';
$pdf_mode      = 1;

maruta

This is a visualization of citation network around machine learning and control theory.
This visualization is based on Citation Network Dataset by Aminer [1].

[1]　Jie Tang, Jing Zhang, Limin Yao, Juanzi Li, Li Zhang, and Zhong Su.
ArnetMiner: Extraction and Mining of Academic Social Networks.
In Proceedings of SIGKDD'2008. pp.990-998.

maruta

% vector field
dxdt = @(x) [x(2);-x(1)];

% mesh
[GX,GY] = meshgrid(linspace(-2*pi,2*pi,100),linspace(-10,10,100));

% stream
DX = arrayfun(@(x,y) [1,0]*dxdt([x;y]),GX,GY);
DY = arrayfun(@(x,y) [0,1]*dxdt([x;y]),GX,GY);
[verts,averts] = streamslice(GX,GY,DX,DY,400);

maruta

{
    // 他の設定の続きに以下の設定を追記，追記の際，区切りのカンマ(,)が必要な場合もあるので注意
    "latex-workshop.latex.tools": [
        {
            "command": "latexmk",
            "args": [],
            "name": "latexmk"
        }
    ],
    "latex-workshop.latex.recipes": [

maruta

function [] = doc(s)
web(sprintf('https://google.co.jp/search?q=%s%s',urlencode(s),urlencode(' site:jp.mathworks.com')),'-browser')
end