def main(): x = 10 y = 10 steps = 10000 world = np.array([i for i in xrange(625)]) world.resize((25, 25)) spInputSize = 21*21 sp = SpatialPooler( inputDimensions=(spInputSize,), columnDimensions=(25,), potentialRadius=spInputSize, numActiveColumnsPerInhArea=1, synPermActiveInc=0.1, synPermInactiveDec=0.5, boostStrength=1.0, ) csFields = generateCenterSurroundFields() output = np.zeros((25,), dtype=np.uint32) for _ in xrange(steps): active = getActive(world, x, y) assert len(active) == 25, "{}, {}: {}".format(x, y, active) activeInput = np.zeros((625,), dtype=np.uint32) for v in active: activeInput[v] = 1 centerSurround = processCenterSurround(csFields, activeInput) print centerSurround sp.compute(centerSurround, True, output) x, y = getNewLocation(x, y, 25, 2, False) for i in xrange(25): permanence = np.zeros((spInputSize,)) sp.getPermanence(i, permanence) plt.imshow(permanence.reshape((21, 21)), cmap="hot", interpolation="nearest") plt.show()
def main(): x = 10 y = 10 steps = 10000 history = [] world = np.array([i for i in xrange(625)]) world.resize((25, 25)) sp = SpatialPooler( inputDimensions=(625, ), columnDimensions=(25, ), potentialRadius=625, numActiveColumnsPerInhArea=1, ) output = np.zeros((25, ), dtype=np.uint32) for _ in xrange(steps): active = getActive(world, x, y) assert len(active) == 25, "{}, {}: {}".format(x, y, active) activeInput = np.zeros((625, ), dtype=np.uint32) for v in active: activeInput[v] = 1 history.append(active) sp.compute(activeInput, True, output) x, y = getNewLocation(x, y, 25, 2, False) for i in xrange(25): permanence = np.zeros((625, )) sp.getPermanence(i, permanence) plt.imshow(permanence.reshape((25, 25)), cmap="hot", interpolation="nearest") plt.show()
def main(): x = 10 y = 10 steps = 10000 world = np.array([i for i in xrange(625)]) world.resize((25, 25)) spInputSize = 21 * 21 sp = SpatialPooler( inputDimensions=(spInputSize, ), columnDimensions=(25, ), potentialRadius=spInputSize, numActiveColumnsPerInhArea=1, synPermActiveInc=0.1, synPermInactiveDec=0.5, boostStrength=1.0, ) csFields = generateCenterSurroundFields() output = np.zeros((25, ), dtype=np.uint32) for _ in xrange(steps): active = getActive(world, x, y) assert len(active) == 25, "{}, {}: {}".format(x, y, active) activeInput = np.zeros((625, ), dtype=np.uint32) for v in active: activeInput[v] = 1 centerSurround = processCenterSurround(csFields, activeInput) print centerSurround sp.compute(centerSurround, True, output) x, y = getNewLocation(x, y, 25, 2, False) for i in xrange(25): permanence = np.zeros((spInputSize, )) sp.getPermanence(i, permanence) plt.imshow(permanence.reshape((21, 21)), cmap="hot", interpolation="nearest") plt.show()