@Test
public void testGetDensePotential() {
Connections connections = new Connections();
connections.setNumInputs(10);
Pool pool = new Pool(3);
Synapse[] synapses = new Synapse[3];
int[] connecteds = new int[] {0, 1, 0, 0, 1, 1, 0, 1, 0, 1};
for (int i = 0, j = 0; i < connecteds.length; i++) {
if (connecteds[i] == 0) continue;
synapses[j] = new Synapse(connections, null, null, pool, i, i);
synapses[j].setPermanence(
connections, 0.0); // 0.0 -> These aren't set as connected but simply members.
}
int[] expected = {0, 1, 0, 0, 1, 1, 0, 1, 0, 1};
int[] dense = pool.getDensePotential(connections);
assertTrue(Arrays.equals(expected, dense));
}
@Test
public void testGetDenseConnected() {
Connections connections = new Connections();
connections.setSynPermConnected(0.2d);
connections.setNumInputs(5);
Pool pool = new Pool(3);
Synapse[] synapses = new Synapse[3];
double[] perms = new double[] {0.0, 0.2, 0.0, 0.2, 0.2};
for (int i = 0, j = 0; i < perms.length; i++) {
if (perms[i] == 0) continue;
synapses[j] = new Synapse(connections, null, null, pool, i, i);
synapses[j++].setPermanence(connections, perms[i]);
}
int[] expected = {0, 1, 0, 1, 1};
int[] dense = pool.getDenseConnected(connections);
assertTrue(Arrays.equals(expected, dense));
int[] expected2 = {0, 1, 0, 1, 0}; // expect last bit below synPermConnected
synapses[2].setPermanence(connections, 0.19d); // set last bit below synPermConnected
dense = pool.getDenseConnected(connections);
assertTrue(Arrays.equals(expected2, dense));
}
