0
0

Delete article

Deleted articles cannot be recovered.

Draft of this article would be also deleted.

Are you sure you want to delete this article?

More than 5 years have passed since last update.

#概要

jsdoでtensoefllow.jsやってみた。
tensorflow.jsで学習した、ウェイトとバイアスを使って、arduinoでsin回帰してみた。

#写真

image

#サンプルコード

double w1[12] = {0.6203325, -1.027319, 1.8841791, -3.2817535, 1.2214272, 0.9679314, 1.4196726, 7.171823, 1.3714954, 3.7268815, 0.0598045, 1.1944624};
double b1[12] = {1.1656082, -2.0180476, -6.9387307, 3.3653135, -1.7032033, -2.8969588, 0.0565524, -9.5316219, -5.7146306, -2.8060255, -0.3085915, -6.3642092};
double w2[12] = {-1.2655445, -1.0401167, 0.2071615, -0.4695872, -2.6633599, -0.5835096, 1.2490041, 1.2825323, -1.5088843, 0.6767025, 0.0224434, 1.6849496};
double b2 = -0.2928229;
int i;

double tanh(double x) 
{
	if (x > 20) return 1.0;
	else if (x < -20) return -1.0;
	else
	{
		double a = exp(x);
		double b = exp(-x);
		return (a - b) / (a + b);
	}
}

void setup()
{
	Serial.begin(115200);
	i = 0;
}
void loop()
{
	int j;
	i++;
	if (i > 20) i = 0;
	double x = i / 3.0;
	double sum = 0;
	double d[12] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
	for (j = 0; j < 12; j++)
	{
		d[j] += w1[j] * x + b1[j];
	}
	for (j = 0; j < 12; j++)
	{	
		d[j] = tanh(d[j]);
	}
	for (j = 0; j < 12; j++)
	{
		sum += w2[j] * d[j];
	}
	sum += b2;
	sum = tanh(sum);
	Serial.println(sum);
}


#成果物

以上。

0
0
0

Register as a new user and use Qiita more conveniently

  1. You get articles that match your needs
  2. You can efficiently read back useful information
  3. You can use dark theme
What you can do with signing up
0
0

Delete article

Deleted articles cannot be recovered.

Draft of this article would be also deleted.

Are you sure you want to delete this article?