public int detect_sign(Book b, Plane p)
{
int sum = 0;
for (int i = 0; i < N; i++ )
{
sum += b.mas[i] * p.lambdas[i];
}
if (sum - p.lambdas[N] > 0)
return 1;
else
return 0;
}
public void generate_lambdas(Book b1, Book b2)
{
int sum1 = 0;
int sum2 = 0;
int seed = 45;
Random random = new Random(seed);
int[] lambdas = new int[N+1];
for (int i = 0; i < N; i++)
{
if (i == 0)
lambdas[i] = GenerateRandomNumber(80, 400);
else
if (i == 1)
lambdas[i] = GenerateRandomNumber(20, 80);
else
if (i == 2)
lambdas[i] = GenerateRandomNumber(0, 90);
else
if (i == 3)
lambdas[i] = GenerateRandomNumber(4, 9);
sum1 += b1.mas[i] * lambdas[i];
sum2 += b2.mas[i] * lambdas[i];
}
int lam = GenerateRandomNumber(0, B);
while ((lam > Math.Max(sum1, sum2))&& (lam < Math.Min(sum1, sum2)))
{
lam = GenerateRandomNumber(0, B);
}
lambdas[N] = lam;
Plane plane = new Plane(lambdas, planes.Count);
planes.Add(plane);
if (sum1 - lam > 0)
{
b1.addPlane(plane.number, 1);
b2.addPlane(plane.number, 0);
}
else
{
b1.addPlane(plane.number, 0);
b2.addPlane(plane.number, 1);
}
foreach (Book b in used_books)
{
foreach (Plane p in planes)
{
if (!b.signs.ContainsKey(p.number))
b.addPlane(p.number, detect_sign(b, p));
}
}
if (!used_books.Contains(b1))
used_books.Add(b1);
if (!used_books.Contains(b2))
used_books.Add(b2);
}