diff options
Diffstat (limited to 'src/argaze.test/GazeAnalysis')
| -rw-r--r-- | src/argaze.test/GazeAnalysis/DispersionBasedGazeMovementIdentifier.py | 92 |
1 files changed, 46 insertions, 46 deletions
diff --git a/src/argaze.test/GazeAnalysis/DispersionBasedGazeMovementIdentifier.py b/src/argaze.test/GazeAnalysis/DispersionBasedGazeMovementIdentifier.py index 55fab29..b342ea9 100644 --- a/src/argaze.test/GazeAnalysis/DispersionBasedGazeMovementIdentifier.py +++ b/src/argaze.test/GazeAnalysis/DispersionBasedGazeMovementIdentifier.py @@ -9,7 +9,7 @@ from argaze.GazeAnalysis import DispersionBasedGazeMovementIdentifier import numpy -def build_gaze_fixation(size: int, center: tuple, dispersion: float, start_time: float, min_time: float, max_time: float, validity: list = []): +def build_gaze_fixation(size: int, center: tuple, deviation_max: float, start_time: float, min_time: float, max_time: float, validity: list = []): """ Generate N TimeStampedGazePsoitions dispersed around a center point for testing purpose. Timestamps are current time after random sleep (second). GazePositions are random values. @@ -27,8 +27,8 @@ def build_gaze_fixation(size: int, center: tuple, dispersion: float, start_time: if valid: # Edit gaze position - random_x = center[0] + dispersion * (random.random() - 0.5) - random_y = center[1] + dispersion * (random.random() - 0.5) + random_x = center[0] + deviation_max * (random.random() - 0.5) + random_y = center[1] + deviation_max * (random.random() - 0.5) gaze_position = GazeFeatures.GazePosition((random_x, random_y)) else: @@ -89,26 +89,26 @@ class TestDispersionBasedGazeMovementIdentifierClass(unittest.TestCase): size = 10 center = (0, 0) - dispersion = 10 + deviation_max = 10 start_time = time.time() min_time = 0.01 max_time = 0.1 - ts_gaze_positions = build_gaze_fixation(size, center, dispersion, start_time, min_time, max_time) - gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=dispersion, duration_min_threshold=max_time*2) - ts_fixations, ts_saccades, ts_unknown, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) + ts_gaze_positions = build_gaze_fixation(size, center, deviation_max, start_time, min_time, max_time) + gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=deviation_max, duration_min_threshold=max_time*2) + ts_fixations, ts_saccades, ts_movements, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) # Check result size self.assertEqual(len(ts_fixations), 1) self.assertEqual(len(ts_saccades), 0) - self.assertEqual(len(ts_unknown), 0) + self.assertEqual(len(ts_movements), 0) self.assertEqual(len(ts_status), size) # Check fixation ts, fixation = ts_fixations.pop_first() self.assertEqual(len(fixation.positions.keys()), size) - self.assertLessEqual(fixation.dispersion, dispersion) + self.assertLessEqual(fixation.deviation_max, deviation_max) self.assertGreaterEqual(fixation.duration, size * min_time) self.assertLessEqual(fixation.duration, size * max_time) @@ -118,30 +118,30 @@ class TestDispersionBasedGazeMovementIdentifierClass(unittest.TestCase): size = 10 center_A = (0, 0) center_B = (50, 50) - dispersion = 10 + deviation_max = 10 start_time = time.time() min_time = 0.01 max_time = 0.1 - ts_gaze_positions_A = build_gaze_fixation(size, center_A, dispersion, start_time, min_time, max_time) - ts_gaze_positions_B = build_gaze_fixation(size, center_B, dispersion, start_time, min_time, max_time) + ts_gaze_positions_A = build_gaze_fixation(size, center_A, deviation_max, start_time, min_time, max_time) + ts_gaze_positions_B = build_gaze_fixation(size, center_B, deviation_max, start_time, min_time, max_time) ts_gaze_positions = ts_gaze_positions_A.append(ts_gaze_positions_B) - gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=dispersion, duration_min_threshold=max_time*2) - ts_fixations, ts_saccades, ts_unknown, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) + gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=deviation_max, duration_min_threshold=max_time*2) + ts_fixations, ts_saccades, ts_movements, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) # Check result size self.assertEqual(len(ts_fixations), 2) self.assertEqual(len(ts_saccades), 1) - self.assertEqual(len(ts_unknown), 0) + self.assertEqual(len(ts_movements), 0) self.assertEqual(len(ts_status), size*2) # Check first fixation ts, fixation = ts_fixations.pop_first() self.assertEqual(len(fixation.positions.keys()), size-1) - self.assertLessEqual(fixation.dispersion, dispersion) + self.assertLessEqual(fixation.deviation_max, deviation_max) self.assertGreaterEqual(fixation.duration, size * min_time) self.assertLessEqual(fixation.duration, size * max_time) @@ -156,7 +156,7 @@ class TestDispersionBasedGazeMovementIdentifierClass(unittest.TestCase): ts, fixation = ts_fixations.pop_first() self.assertEqual(len(fixation.positions.keys()), size-1) - self.assertLessEqual(fixation.dispersion, dispersion) + self.assertLessEqual(fixation.deviation_max, deviation_max) self.assertGreaterEqual(fixation.duration, size * min_time) self.assertLessEqual(fixation.duration, size * max_time) ''' @@ -168,33 +168,33 @@ class TestDispersionBasedGazeMovementIdentifierClass(unittest.TestCase): center_A = (0, 0) out_A = (20, 20) center_B = (50, 50) - dispersion = 10 + deviation_max = 10 start_time = time.time() min_time = 0.01 max_time = 0.1 - ts_gaze_positions_A = build_gaze_fixation(size, center_A, dispersion, start_time, min_time, max_time) + ts_gaze_positions_A = build_gaze_fixation(size, center_A, deviation_max, start_time, min_time, max_time) ts_move_positions = build_gaze_saccade(move, out_A, center_B, start_time, min_time, min_time) - ts_gaze_positions_B = build_gaze_fixation(size, center_B, dispersion, start_time, min_time, max_time) + ts_gaze_positions_B = build_gaze_fixation(size, center_B, deviation_max, start_time, min_time, max_time) print(ts_move_positions) ts_gaze_positions = ts_gaze_positions_A.append(ts_move_positions).append(ts_gaze_positions_B) - gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=dispersion, duration_min_threshold=max_time*2) - ts_fixations, ts_saccades, ts_unknown, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) + gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=deviation_max, duration_min_threshold=max_time*2) + ts_fixations, ts_saccades, ts_movements, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) # Check result size self.assertEqual(len(ts_fixations), 2) self.assertEqual(len(ts_saccades), 1) - self.assertEqual(len(ts_unknown), 0) + self.assertEqual(len(ts_movements), 0) self.assertEqual(len(ts_status), size*2 + move) # Check first fixation ts, fixation = ts_fixations.pop_first() self.assertEqual(len(fixation.positions.keys()), size-1) - self.assertLessEqual(fixation.dispersion, dispersion) + self.assertLessEqual(fixation.deviation_max, deviation_max) self.assertGreaterEqual(fixation.duration, size * min_time) self.assertLessEqual(fixation.duration, size * max_time) @@ -209,37 +209,37 @@ class TestDispersionBasedGazeMovementIdentifierClass(unittest.TestCase): ts, fixation = ts_fixations.pop_first() self.assertEqual(len(fixation.positions.keys()), size-1) - self.assertLessEqual(fixation.dispersion, dispersion) + self.assertLessEqual(fixation.deviation_max, deviation_max) self.assertGreaterEqual(fixation.duration, size * min_time) self.assertLessEqual(fixation.duration, size * max_time) ''' def test_invalid_gaze_position(self): """Test DispersionBasedGazeMovementIdentifier fixation and saccade identification with invalid gaze position.""" - size = 10 + size = 15 center = (0, 0) - dispersion = 10 + deviation_max = 10 start_time = time.time() min_time = 0.01 max_time = 0.1 - validity = [True, True, True, True, False, False, True, True, True, True] + validity = [True, True, True, True, False, True, True, True, False, False, True, True, True, True, True] - ts_gaze_positions = build_gaze_fixation(size, center, dispersion, start_time, min_time, max_time, validity) + ts_gaze_positions = build_gaze_fixation(size, center, deviation_max, start_time, min_time, max_time, validity) - gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=dispersion, duration_min_threshold=max_time*2) - ts_fixations, ts_saccades, ts_unknown, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) + gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=deviation_max, duration_min_threshold=max_time*2) + ts_fixations, ts_saccades, ts_movements, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) # Check result size self.assertEqual(len(ts_fixations), 1) self.assertEqual(len(ts_saccades), 0) - self.assertEqual(len(ts_unknown), 0) - self.assertEqual(len(ts_status), size-2) + self.assertEqual(len(ts_movements), 0) + self.assertEqual(len(ts_status), size-3) # Check fixation ts, fixation = ts_fixations.pop_first() - self.assertEqual(len(fixation.positions.keys()), size-2) - self.assertLessEqual(fixation.dispersion, dispersion) + self.assertEqual(len(fixation.positions.keys()), size-3) + self.assertLessEqual(fixation.deviation_max, deviation_max) self.assertGreaterEqual(fixation.duration, size * min_time) self.assertLessEqual(fixation.duration, size * max_time) @@ -250,14 +250,14 @@ class TestDispersionBasedGazeMovementIdentifierClass(unittest.TestCase): center_A = (0, 0) center_B = (50, 50) center_C = (55, 55) - dispersion = 10 + deviation_max = 10 start_time = time.time() min_time = 0.01 max_time = 0.1 - ts_gaze_positions_A = build_gaze_fixation(size, center_A, dispersion, start_time, min_time, max_time) - ts_gaze_positions_B = build_gaze_fixation(size, center_B, dispersion, start_time, min_time, max_time) - ts_gaze_positions_C = build_gaze_fixation(size, center_C, dispersion, start_time, min_time, max_time) + ts_gaze_positions_A = build_gaze_fixation(size, center_A, deviation_max, start_time, min_time, max_time) + ts_gaze_positions_B = build_gaze_fixation(size, center_B, deviation_max, start_time, min_time, max_time) + ts_gaze_positions_C = build_gaze_fixation(size, center_C, deviation_max, start_time, min_time, max_time) fixation_A = DispersionBasedGazeMovementIdentifier.Fixation(ts_gaze_positions_A) fixation_B = DispersionBasedGazeMovementIdentifier.Fixation(ts_gaze_positions_B) @@ -277,30 +277,30 @@ class TestDispersionBasedGazeMovementIdentifierClass(unittest.TestCase): size = 50 center_A = (-5, 0) center_B = (5, 0) - dispersion = 15 + deviation_max = 15 start_time = time.time() min_time = 0.01 max_time = 0.1 - ts_gaze_positions_A = build_gaze_fixation(size, center_A, dispersion, start_time, min_time, max_time) - ts_gaze_positions_B = build_gaze_fixation(size, center_B, dispersion, start_time, min_time, max_time) + ts_gaze_positions_A = build_gaze_fixation(size, center_A, deviation_max, start_time, min_time, max_time) + ts_gaze_positions_B = build_gaze_fixation(size, center_B, deviation_max, start_time, min_time, max_time) ts_gaze_positions = ts_gaze_positions_A.append(ts_gaze_positions_B) - gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=dispersion, duration_min_threshold=max_time*2) - ts_fixations, ts_saccades, ts_unknown, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) + gaze_movement_identifier = DispersionBasedGazeMovementIdentifier.GazeMovementIdentifier(deviation_max_threshold=deviation_max, duration_min_threshold=max_time*2) + ts_fixations, ts_saccades, ts_movements, ts_status = gaze_movement_identifier.identify(ts_gaze_positions) # Check result size self.assertEqual(len(ts_fixations), 1) self.assertEqual(len(ts_saccades), 0) - self.assertEqual(len(ts_unknown), 0) + self.assertEqual(len(ts_movements), 0) self.assertEqual(len(ts_status), size*2) # Check unique fixation ts, fixation = ts_fixations.pop_first() self.assertEqual(len(fixation.positions.keys()), size*2) - #self.assertGreaterEqual(fixation.dispersion, dispersion) + #self.assertGreaterEqual(fixation.deviation_max, deviation_max) self.assertGreaterEqual(fixation.duration, 2 * size * min_time) self.assertLessEqual(fixation.duration, 2 * size * max_time) |