/**
* Creates and returns a {@link Parameters} object configured for this demo.
*
* @return
*/
org.numenta.nupic.Parameters createParameters() {
org.numenta.nupic.Parameters tmParams =
org.numenta.nupic.Parameters.getTemporalDefaultParameters();
tmParams.setParameterByKey(KEY.COLUMN_DIMENSIONS, new int[] {16384});
tmParams.setParameterByKey(KEY.INPUT_DIMENSIONS, new int[] {16384});
tmParams.setParameterByKey(KEY.CELLS_PER_COLUMN, 8);
tmParams.setParameterByKey(KEY.CONNECTED_PERMANENCE, 0.5);
tmParams.setParameterByKey(KEY.INITIAL_PERMANENCE, 0.4);
// tmParams.setParameterByKey(KEY.MIN_THRESHOLD, 164);
// tmParams.setParameterByKey(KEY.MAX_NEW_SYNAPSE_COUNT, 164);
// tmParams.setParameterByKey(KEY.ACTIVATION_THRESHOLD, 164);
tmParams.setParameterByKey(KEY.MIN_THRESHOLD, 82);
tmParams.setParameterByKey(KEY.MAX_NEW_SYNAPSE_COUNT, 82);
tmParams.setParameterByKey(KEY.ACTIVATION_THRESHOLD, 82);
tmParams.setParameterByKey(KEY.PERMANENCE_INCREMENT, 0.1);
tmParams.setParameterByKey(KEY.PERMANENCE_DECREMENT, 0.01);
tmParams.setParameterByKey(KEY.GLOBAL_INHIBITION, false);
// tmParams.setParameterByKey(KEY.RADIUS, 4.0);
tmParams.setParameterByKey(KEY.INHIBITION_RADIUS, 10);
tmParams.setParameterByKey(KEY.POTENTIAL_RADIUS, 10);
tmParams.setParameterByKey(KEY.SYN_PERM_CONNECTED, 0.1);
tmParams.setParameterByKey(KEY.SYN_PERM_ACTIVE_INC, 0.9);
tmParams.setParameterByKey(KEY.SYN_PERM_INACTIVE_DEC, 0.01);
// tmParams.setParameterByKey(KEY., 1.0);
tmParams.setParameterByKey(KEY.POTENTIAL_PCT, 1.0);
tmParams.setParameterByKey(KEY.STIMULUS_THRESHOLD, 0.0);
// tmParams.setParameterByKey(KEY.SP_ONE_TO_ONE, true);
return tmParams;
}
/**
* Creates and returns a {@link Parameters} object configured for this demo.
*
* @return
*/
org.numenta.nupic.Parameters createParameters() {
org.numenta.nupic.Parameters tmParams =
org.numenta.nupic.Parameters.getTemporalDefaultParameters();
tmParams.setParameterByKey(KEY.COLUMN_DIMENSIONS, new int[] {16384});
tmParams.setParameterByKey(KEY.INPUT_DIMENSIONS, new int[] {16384});
tmParams.setParameterByKey(KEY.CELLS_PER_COLUMN, 8);
tmParams.setParameterByKey(KEY.CONNECTED_PERMANENCE, 0.5);
tmParams.setParameterByKey(KEY.INITIAL_PERMANENCE, 0.4);
tmParams.setParameterByKey(KEY.MIN_THRESHOLD, 164);
tmParams.setParameterByKey(KEY.MAX_NEW_SYNAPSE_COUNT, 164);
tmParams.setParameterByKey(KEY.PERMANENCE_INCREMENT, 0.1);
tmParams.setParameterByKey(KEY.PERMANENCE_DECREMENT, 0.0);
tmParams.setParameterByKey(KEY.ACTIVATION_THRESHOLD, 164);
return tmParams;
}
@Test
public void testDefaultsAndUpdates() {
Parameters params = Parameters.getAllDefaultParameters();
assertEquals(params.getParameterByKey(Parameters.KEY.CELLS_PER_COLUMN), 32);
assertEquals(params.getParameterByKey(Parameters.KEY.SEED), 42);
assertEquals(
true,
((Random) params.getParameterByKey(Parameters.KEY.RANDOM))
.getClass()
.equals(MersenneTwister.class));
System.out.println("All Defaults:\n" + Parameters.getAllDefaultParameters());
System.out.println("Spatial Defaults:\n" + Parameters.getSpatialDefaultParameters());
System.out.println("Temporal Defaults:\n" + Parameters.getTemporalDefaultParameters());
parameters = Parameters.getSpatialDefaultParameters();
parameters.setParameterByKey(Parameters.KEY.INPUT_DIMENSIONS, new int[] {64, 64});
parameters.setParameterByKey(Parameters.KEY.COLUMN_DIMENSIONS, new int[] {32, 32});
parameters.setParameterByKey(Parameters.KEY.NUM_ACTIVE_COLUMNS_PER_INH_AREA, 0.02 * 64 * 64);
System.out.println("Updated/Combined:\n" + parameters);
}