samplex9 - 経済統計練習帳

var xx=new Array();
var yy=new Array();
var number;
var x=new Array();
var a=new Array();
var sol=new Array();
 
function sample() {
 
        var query = "SELECT * FROM " +
            '1DfiZ6xPxGehnFlqs_6VMQvLJvtTC6xYCjJw1PlkJ';
        var encodedQuery = encodeURIComponent(query);
 
        var url = ['https://www.googleapis.com/fusiontables/v1/query'];
        url.push('?sql=' + encodedQuery);
        url.push('&key=AIzaSyAH0WCAXRIdHdbI-6bnMSN4kVDDZZmGyqY');
        url.push('&callback=?');
 
 
 
        $.ajax({
            url: url.join(''),
            dataType: 'jsonp',
            success: function (data) {
                var rows = data['rows'];
 
                sx = 0;
 
                for (var i in rows) {
                    var x1 = rows[i][0];
                    var x2 = rows[i][1];
                    sx = sx + 1;
                    xx[sx] = x1;
                    yy[sx] = x2;
                }
 
                number = sx;
 
 
                for (s = 1; s < number + 1; s++) {
                    x[s] = new Array();
                }
 
                for (s = 1; s < number + 1; s++) {
                    x[s][2] = xx[s];
                    x[s][1] = 1;
                }
 
                for (s = 1; s < 3; s++) {
                    a[s] = new Array();
                }
 
 
 
 
                var sub = new ols();
                sub.numberx = 2;
                sub.datanumber = number;
                sub.x = x;
                sub.y = yy;
                sub.a = a;
                sub.mat();
                sol = sub.sol;
 
 
                $("#memo").html(sol[2]);
 
 
            }
        });
 
}
 
 
class ols{
 
x:any=new Array();
y:number[]=new Array();
datanumber:number;
numberx:number;
sol:number[]=new Array();
a:any[]=new Array();
b:number[]=new Array();
 
mat():void{
 
var s:number;
 
 
var s1:number;
var s2:number;
var d1:number;
 
for(s1=1;s1<this.numberx+1;s1++){
for(s2=1;s2<this.numberx+1;s2++){
d1=0;
for(s=1;s<this.datanumber+1;s++){
d1=d1+this.x[s][s1]*this.x[s][s2];
}
this.a[s1][s2]=d1;
}}
 
for(s1=1;s1<this.numberx+1;s1++){
d1=0;
for(s=1;s<this.datanumber+1;s++){
d1=d1+this.x[s][s1]*this.y[s];
}
this.b[s1]=d1;
}
 
var z:number;
 
for(s1=1;s1<this.numberx+1;s1++){
for(s2=1;s2<this.numberx+1;s2++){
z=this.a[s2][s1]/this.a[s1][s1];
if(s1==s2)z=0;
for(s=1;s<this.numberx+1;s++){
this.a[s2][s]=this.a[s2][s]-z*this.a[s1][s];
}
this.b[s2]=this.b[s2]-z*this.b[s1]
}
}
 
 
 
 
for(s=1;s<this.numberx+1;s++){
this.sol[s]=this.b[s]/this.a[s][s];
}
 
 
 
 
}
 
}