/** Multiply arguments element by element. Returns result. */
public Object mul(Object param1, Object param2) throws ParseException {
if (param1 instanceof MatrixValueI && param2 instanceof MatrixValueI) {
return mul((MatrixValueI) param1, (MatrixValueI) param2);
} else if (param1 instanceof MatrixValueI) {
MatrixValueI l = (MatrixValueI) param1;
MatrixValueI res = Tensor.getInstance(l.getDim());
for (int i = 0; i < res.getNumEles(); ++i) res.setEle(i, super.mul(l.getEle(i), param2));
return res;
} else if (param2 instanceof MatrixValueI) {
MatrixValueI r = (MatrixValueI) param2;
MatrixValueI res = Tensor.getInstance(r.getDim());
for (int i = 0; i < res.getNumEles(); ++i) res.setEle(i, super.mul(param1, r.getEle(i)));
return res;
}
return super.mul(param1, param2);
}
/** Multiply the inputs element by element putting the results in res. */
public MatrixValueI calcValue(MatrixValueI res, MatrixValueI[] inputs) throws ParseException {
int numArgs = inputs.length;
int len = res.getNumEles();
for (int i = 0; i < len; ++i) {
Object ele = inputs[0].getEle(i);
for (int j = 1; j < numArgs; ++j) ele = super.mul(ele, inputs[j].getEle(i));
res.setEle(i, ele);
}
return res;
}