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-rw-r--r--src/argaze.test/GazeAnalysis/Entropy.py12
-rw-r--r--src/argaze.test/GazeAnalysis/KCoefficient.py56
-rw-r--r--src/argaze.test/GazeAnalysis/LempelZivComplexity.py54
-rw-r--r--src/argaze.test/GazeAnalysis/NGram.py57
-rw-r--r--src/argaze.test/GazeAnalysis/NearestNeighborIndex.py40
-rw-r--r--src/argaze.test/GazeAnalysis/TransitionMatrix.py13
-rw-r--r--src/argaze.test/GazeFeatures.py72
7 files changed, 268 insertions, 36 deletions
diff --git a/src/argaze.test/GazeAnalysis/Entropy.py b/src/argaze.test/GazeAnalysis/Entropy.py
index 47d5556..b69f329 100644
--- a/src/argaze.test/GazeAnalysis/Entropy.py
+++ b/src/argaze.test/GazeAnalysis/Entropy.py
@@ -18,20 +18,20 @@ GazeFeaturesTest = MiscFeatures.importFromTestPackage('GazeFeatures')
class TestAOIScanPathAnalyzer(unittest.TestCase):
"""Test AOIScanPathAnalyzer class."""
- def test_analyse(self):
- """Test analyse method."""
-
- aoi_scan_path = GazeFeaturesTest.build_aoi_scan_path(['Foo', 'Bar', 'Shu'], ['Bar', 'Shu', 'Foo', 'Bar', 'Shu', 'Foo', 'Bar', 'Shu', 'Foo'])
+ def test_analyze(self):
+ """Test analyze method."""
entropy_analyzer = Entropy.AOIScanPathAnalyzer()
transition_matrix_analyser = TransitionMatrix.AOIScanPathAnalyzer()
- transition_matrix_probabilities, transition_matrix_density = transition_matrix_analyser.analyze(aoi_scan_path)
- stationary_entropy, transition_entropy = entropy_analyzer.analyze(aoi_scan_path, transition_matrix_probabilities)
+ aoi_scan_path = GazeFeaturesTest.build_aoi_scan_path(['Foo', 'Bar', 'Shu'], ['Bar', 'Shu', 'Foo', 'Bar', 'Shu', 'Foo', 'Bar', 'Shu', 'Foo'])
# Check aoi scan path
self.assertEqual(len(aoi_scan_path), 9)
+ transition_matrix_probabilities, transition_matrix_density = transition_matrix_analyser.analyze(aoi_scan_path)
+ stationary_entropy, transition_entropy = entropy_analyzer.analyze(aoi_scan_path, transition_matrix_probabilities)
+
# Check entropy analysis
self.assertAlmostEqual(stationary_entropy, 1.09, 1)
self.assertAlmostEqual(transition_entropy, 0, 1)
diff --git a/src/argaze.test/GazeAnalysis/KCoefficient.py b/src/argaze.test/GazeAnalysis/KCoefficient.py
new file mode 100644
index 0000000..07dff79
--- /dev/null
+++ b/src/argaze.test/GazeAnalysis/KCoefficient.py
@@ -0,0 +1,56 @@
+#!/usr/bin/env python
+
+""" """
+
+__author__ = "Théo de la Hogue"
+__credits__ = []
+__copyright__ = "Copyright 2023, Ecole Nationale de l'Aviation Civile (ENAC)"
+__license__ = "BSD"
+
+import unittest
+
+from argaze import GazeFeatures
+from argaze.GazeAnalysis import KCoefficient
+from argaze.utils import MiscFeatures
+
+GazeFeaturesTest = MiscFeatures.importFromTestPackage('GazeFeatures')
+
+class TestScanPathAnalyzer(unittest.TestCase):
+ """Test ScanPathAnalyzer class."""
+
+ def test_analyze(self):
+ """Test analyze method."""
+
+ kcoeff_analyzer = KCoefficient.AOIScanPathAnalyzer()
+
+ scan_path = GazeFeaturesTest.build_scan_path(10)
+
+ # Check scan path
+ self.assertEqual(len(scan_path), 10)
+
+ K = kcoeff_analyzer.analyze(scan_path)
+
+ # Check that K coefficient is almost equal to 0
+ self.assertAlmostEqual(K, 0)
+
+class TestAOIScanPathAnalyzer(unittest.TestCase):
+ """Test AOIScanPathAnalyzer class."""
+
+ def test_analyze(self):
+ """Test analyze method."""
+
+ kcoeff_analyzer = KCoefficient.AOIScanPathAnalyzer()
+
+ aoi_scan_path = GazeFeaturesTest.build_aoi_scan_path(['Foo', 'Bar', 'Shu'], ['Bar', 'Shu', 'Foo', 'Bar'])
+
+ # Check aoi scan path
+ self.assertEqual(len(aoi_scan_path), 4)
+
+ K = kcoeff_analyzer.analyze(aoi_scan_path)
+
+ # Check that K coefficient is almost equal to 0
+ self.assertAlmostEqual(K, 0)
+
+if __name__ == '__main__':
+
+ unittest.main() \ No newline at end of file
diff --git a/src/argaze.test/GazeAnalysis/LempelZivComplexity.py b/src/argaze.test/GazeAnalysis/LempelZivComplexity.py
new file mode 100644
index 0000000..75afc4d
--- /dev/null
+++ b/src/argaze.test/GazeAnalysis/LempelZivComplexity.py
@@ -0,0 +1,54 @@
+#!/usr/bin/env python
+
+""" """
+
+__author__ = "Théo de la Hogue"
+__credits__ = []
+__copyright__ = "Copyright 2023, Ecole Nationale de l'Aviation Civile (ENAC)"
+__license__ = "BSD"
+
+import unittest
+
+from argaze import GazeFeatures
+from argaze.GazeAnalysis import LempelZivComplexity
+from argaze.utils import MiscFeatures
+
+GazeFeaturesTest = MiscFeatures.importFromTestPackage('GazeFeatures')
+
+class TestAOIScanPathAnalyzer(unittest.TestCase):
+ """Test AOIScanPathAnalyzer class."""
+
+ @unittest.skip("The result is not like in the paper.")
+ def test_analyze_first_example(self):
+ """Test analyze method with first example sequence from the paper."""
+
+ lzc_analyzer = LempelZivComplexity.AOIScanPathAnalyzer()
+
+ aoi_scan_path = GazeFeaturesTest.build_aoi_scan_path(['Foo', 'Bar', 'Shu'], ['Bar', 'Shu', 'Bar', 'Shu', 'Bar', 'Shu', 'Bar', 'Shu', 'Bar', 'Shu', 'Bar', 'Shu', 'Foo'])
+
+ # Check aoi scan path
+ self.assertEqual(len(aoi_scan_path), 13)
+
+ lzc = lzc_analyzer.analyze(aoi_scan_path)
+
+ # Check LZC coefficient
+ self.assertEqual(lzc, 6)
+
+ def test_analyze_seconde_example(self):
+ """Test analyze method with second example sequence from the paper."""
+
+ lzc_analyzer = LempelZivComplexity.AOIScanPathAnalyzer()
+
+ aoi_scan_path = GazeFeaturesTest.build_aoi_scan_path(['Ade', 'Bar', 'Cob', 'Gno', 'Kel', 'Iop', 'Eca'], ['Bar', 'Cob', 'Ade', 'Kel', 'Ade', 'Cob', 'Kel', 'Gno', 'Kel', 'Ade', 'Kel', 'Iop', 'Eca'])
+
+ # Check aoi scan path
+ self.assertEqual(len(aoi_scan_path), 13)
+
+ lzc = lzc_analyzer.analyze(aoi_scan_path)
+
+ # Check LZC coefficient
+ self.assertEqual(lzc, 9)
+
+if __name__ == '__main__':
+
+ unittest.main() \ No newline at end of file
diff --git a/src/argaze.test/GazeAnalysis/NGram.py b/src/argaze.test/GazeAnalysis/NGram.py
new file mode 100644
index 0000000..9608b90
--- /dev/null
+++ b/src/argaze.test/GazeAnalysis/NGram.py
@@ -0,0 +1,57 @@
+#!/usr/bin/env python
+
+""" """
+
+__author__ = "Théo de la Hogue"
+__credits__ = []
+__copyright__ = "Copyright 2023, Ecole Nationale de l'Aviation Civile (ENAC)"
+__license__ = "BSD"
+
+import unittest
+
+from argaze import GazeFeatures
+from argaze.GazeAnalysis import NGram
+from argaze.utils import MiscFeatures
+
+GazeFeaturesTest = MiscFeatures.importFromTestPackage('GazeFeatures')
+
+class TestAOIScanPathAnalyzer(unittest.TestCase):
+ """Test AOIScanPathAnalyzer class."""
+
+ def test_analyze(self):
+ """Test analyze method."""
+
+ ngram_analyzer = NGram.AOIScanPathAnalyzer()
+
+ aoi_scan_path = GazeFeaturesTest.build_aoi_scan_path(['Foo', 'Bar', 'Shu'], ['Bar', 'Shu', 'Foo', 'Bar', 'Shu', 'Foo'])
+
+ # Check aoi scan path
+ self.assertEqual(len(aoi_scan_path), 6)
+
+ ngram_analysis = ngram_analyzer.analyze(aoi_scan_path, 2)
+
+ # Check 2-gram analysis
+ self.assertEqual(len(ngram_analysis), 3)
+ self.assertEqual(ngram_analysis[('Bar', 'Shu')], 2)
+ self.assertEqual(ngram_analysis[('Shu', 'Foo')], 2)
+ self.assertEqual(ngram_analysis[('Foo', 'Bar')], 1)
+
+ ngram_analysis = ngram_analyzer.analyze(aoi_scan_path, 3)
+
+ # Check 3-gram analysis
+ self.assertEqual(len(ngram_analysis), 3)
+ self.assertEqual(ngram_analysis[('Bar', 'Shu', 'Foo')], 2)
+ self.assertEqual(ngram_analysis[('Shu', 'Foo', 'Bar')], 1)
+ self.assertEqual(ngram_analysis[('Foo', 'Bar', 'Shu')], 1)
+
+ ngram_analysis = ngram_analyzer.analyze(aoi_scan_path, 4)
+
+ # Check 4-gram analysis
+ self.assertEqual(len(ngram_analysis), 3)
+ self.assertEqual(ngram_analysis[('Bar', 'Shu', 'Foo', 'Bar')], 1)
+ self.assertEqual(ngram_analysis[('Shu', 'Foo', 'Bar', 'Shu')], 1)
+ self.assertEqual(ngram_analysis[('Foo', 'Bar', 'Shu', 'Foo')], 1)
+
+if __name__ == '__main__':
+
+ unittest.main() \ No newline at end of file
diff --git a/src/argaze.test/GazeAnalysis/NearestNeighborIndex.py b/src/argaze.test/GazeAnalysis/NearestNeighborIndex.py
new file mode 100644
index 0000000..fb7d4ec
--- /dev/null
+++ b/src/argaze.test/GazeAnalysis/NearestNeighborIndex.py
@@ -0,0 +1,40 @@
+#!/usr/bin/env python
+
+""" """
+
+__author__ = "Théo de la Hogue"
+__credits__ = []
+__copyright__ = "Copyright 2023, Ecole Nationale de l'Aviation Civile (ENAC)"
+__license__ = "BSD"
+
+import unittest
+
+from argaze import GazeFeatures
+from argaze.GazeAnalysis import NearestNeighborIndex
+from argaze.utils import MiscFeatures
+
+GazeFeaturesTest = MiscFeatures.importFromTestPackage('GazeFeatures')
+
+class TestScanPathAnalyzer(unittest.TestCase):
+ """Test ScanPathAnalyzer class."""
+
+ def test_analyze(self):
+ """Test analyze."""
+
+ nni_analyzer = NearestNeighborIndex.ScanPathAnalyzer()
+
+ screen_dimension = (100, 100)
+ scan_path = GazeFeaturesTest.build_scan_path(6, screen_dimension)
+
+ # Check aoi scan path
+ self.assertEqual(len(scan_path), 6)
+
+ nni = nni_analyzer.analyze(scan_path, screen_dimension)
+
+ # Check NNI
+ self.assertGreaterEqual(nni, 0)
+ self.assertLessEqual(nni, 1)
+
+if __name__ == '__main__':
+
+ unittest.main() \ No newline at end of file
diff --git a/src/argaze.test/GazeAnalysis/TransitionMatrix.py b/src/argaze.test/GazeAnalysis/TransitionMatrix.py
index 14a34ce..997b706 100644
--- a/src/argaze.test/GazeAnalysis/TransitionMatrix.py
+++ b/src/argaze.test/GazeAnalysis/TransitionMatrix.py
@@ -18,17 +18,18 @@ GazeFeaturesTest = MiscFeatures.importFromTestPackage('GazeFeatures')
class TestAOIScanPathAnalyzer(unittest.TestCase):
"""Test AOIScanPathAnalyzer class."""
- def test_analyse(self):
- """Test analyse method."""
-
- aoi_scan_path = GazeFeaturesTest.build_aoi_scan_path(['Foo', 'Bar', 'Shu'], ['Bar', 'Shu', 'Foo', 'Bar'])
-
+ def test_analyze(self):
+ """Test analyze method."""
+
transition_matrix_analyser = TransitionMatrix.AOIScanPathAnalyzer()
- transition_matrix_probabilities, transition_matrix_density = transition_matrix_analyser.analyze(aoi_scan_path)
+
+ aoi_scan_path = GazeFeaturesTest.build_aoi_scan_path(['Foo', 'Bar', 'Shu'], ['Bar', 'Shu', 'Foo', 'Bar'])
# Check aoi scan path
self.assertEqual(len(aoi_scan_path), 4)
+ transition_matrix_probabilities, transition_matrix_density = transition_matrix_analyser.analyze(aoi_scan_path)
+
# Check transition matrix probabilities ([destination][departure])
self.assertEqual(transition_matrix_probabilities['Foo']['Foo'], 0)
self.assertEqual(transition_matrix_probabilities['Bar']['Bar'], 0)
diff --git a/src/argaze.test/GazeFeatures.py b/src/argaze.test/GazeFeatures.py
index 8206baf..f73eefe 100644
--- a/src/argaze.test/GazeFeatures.py
+++ b/src/argaze.test/GazeFeatures.py
@@ -8,12 +8,13 @@ __copyright__ = "Copyright 2023, Ecole Nationale de l'Aviation Civile (ENAC)"
__license__ = "BSD"
import unittest
+from dataclasses import dataclass
from argaze import GazeFeatures
import numpy
-def random_gaze_positions(size):
+def random_gaze_positions(size, screen_dimension: tuple[float, float] = (1, 1)):
""" Generate random TimeStampedGazePsoitions for testing purpose.
Timestamps are current time.
GazePositions are random values.
@@ -27,13 +28,36 @@ def random_gaze_positions(size):
for i in range(0, size):
# Edit gaze position
- random_gaze_position = GazeFeatures.GazePosition((random.random(), random.random()))
+ random_gaze_position = GazeFeatures.GazePosition((random.random() * screen_dimension[0], random.random() * screen_dimension[1]))
# Store gaze position
ts_gaze_positions[time.time()] = random_gaze_position
return ts_gaze_positions
+@dataclass(frozen=True)
+class TestFixation(GazeFeatures.Fixation):
+ """Define basic fixation class for test."""
+
+ def __post_init__(self):
+
+ super().__post_init__()
+
+ points = self.positions.values()
+ points_x, points_y = [p[0] for p in points], [p[1] for p in points]
+ points_array = numpy.column_stack([points_x, points_y])
+ centroid_array = numpy.array([numpy.mean(points_x), numpy.mean(points_y)])
+
+ # Update frozen focus attribute using centroid
+ object.__setattr__(self, 'focus', (centroid_array[0], centroid_array[1]))
+
+@dataclass(frozen=True)
+class TestSaccade(GazeFeatures.Saccade):
+ """Define basic saccade for test."""
+
+ def __post_init__(self):
+ super().__post_init__()
+
class TestGazePositionClass(unittest.TestCase):
"""Test GazePosition class."""
@@ -222,8 +246,8 @@ class TestScanStepClass(unittest.TestCase):
def test_new(self):
"""Test ScanStep creation."""
- fixation = GazeFeatures.Fixation(random_gaze_positions(10))
- saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+ fixation = TestFixation(random_gaze_positions(10))
+ saccade = TestSaccade(random_gaze_positions(2))
scan_step = GazeFeatures.ScanStep(fixation, saccade)
@@ -232,18 +256,18 @@ class TestScanStepClass(unittest.TestCase):
self.assertEqual(scan_step.last_saccade, saccade)
self.assertGreater(scan_step.duration, 0)
-def build_scan_path(size):
+def build_scan_path(size, screen_dimension: tuple[float, float] = (1, 1)):
"""Build scan path"""
scan_path = GazeFeatures.ScanPath()
for i in range(size):
- fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation = TestFixation(random_gaze_positions(10, screen_dimension))
ts, _ = fixation.positions.first
scan_path.append_fixation(ts, fixation)
- saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+ saccade = TestSaccade(random_gaze_positions(2, screen_dimension))
ts, _ = saccade.positions.first
scan_path.append_saccade(ts, saccade)
@@ -266,7 +290,7 @@ class TestScanPathClass(unittest.TestCase):
scan_path = GazeFeatures.ScanPath()
# Append a saccade that should be ignored
- saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+ saccade = TestSaccade(random_gaze_positions(2))
ts, _ = saccade.positions.first
new_step = scan_path.append_saccade(ts, saccade)
@@ -276,7 +300,7 @@ class TestScanPathClass(unittest.TestCase):
self.assertEqual(new_step, None)
# Append first fixation
- fixation_A = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation_A = TestFixation(random_gaze_positions(10))
ts, _ = fixation_A.positions.first
new_step = scan_path.append_fixation(ts, fixation_A)
@@ -286,7 +310,7 @@ class TestScanPathClass(unittest.TestCase):
self.assertEqual(new_step, None)
# Append consecutive saccade
- saccade_A = GazeFeatures.Saccade(random_gaze_positions(2))
+ saccade_A = TestSaccade(random_gaze_positions(2))
ts, _ = saccade_A.positions.first
new_step = scan_path.append_saccade(ts, saccade_A)
@@ -297,7 +321,7 @@ class TestScanPathClass(unittest.TestCase):
self.assertEqual(new_step.last_saccade, saccade_A)
# Append 2 consecutive fixations then a saccade
- fixation_B1 = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation_B1 = TestFixation(random_gaze_positions(10))
ts, _ = fixation_B1.positions.first
new_step = scan_path.append_fixation(ts, fixation_B1)
@@ -306,7 +330,7 @@ class TestScanPathClass(unittest.TestCase):
self.assertEqual(len(scan_path), 1)
self.assertEqual(new_step, None)
- fixation_B2 = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation_B2 = TestFixation(random_gaze_positions(10))
ts, _ = fixation_B2.positions.first
new_step = scan_path.append_fixation(ts, fixation_B2)
@@ -315,7 +339,7 @@ class TestScanPathClass(unittest.TestCase):
self.assertEqual(len(scan_path), 1)
self.assertEqual(new_step, None)
- saccade_B = GazeFeatures.Saccade(random_gaze_positions(2))
+ saccade_B = TestSaccade(random_gaze_positions(2))
ts, _ = saccade_B.positions.first
new_step = scan_path.append_saccade(ts, saccade_B)
@@ -333,11 +357,11 @@ class TestAOIScanStepClass(unittest.TestCase):
movements = GazeFeatures.TimeStampedGazeMovements()
- fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation = TestFixation(random_gaze_positions(10))
ts, _ = fixation.positions.first
movements[ts] = fixation
- saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+ saccade = TestSaccade(random_gaze_positions(2))
ts, _ = saccade.positions.first
movements[ts] = saccade
@@ -355,11 +379,11 @@ class TestAOIScanStepClass(unittest.TestCase):
movements = GazeFeatures.TimeStampedGazeMovements()
- saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+ saccade = TestSaccade(random_gaze_positions(2))
ts, _ = saccade.positions.first
movements[ts] = saccade
- fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation = TestFixation(random_gaze_positions(10))
ts, _ = fixation.positions.first
movements[ts] = fixation
@@ -378,11 +402,11 @@ def build_aoi_scan_path(expected_aois, aoi_path):
for aoi in aoi_path:
- fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation = TestFixation(random_gaze_positions(10))
ts, _ = fixation.positions.first
aoi_scan_path.append_fixation(ts, fixation, aoi)
- saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+ saccade = TestSaccade(random_gaze_positions(2))
ts, _ = saccade.positions.first
aoi_scan_path.append_saccade(ts, saccade)
@@ -405,7 +429,7 @@ class TestAOIScanPathClass(unittest.TestCase):
aoi_scan_path = GazeFeatures.AOIScanPath(['Foo', 'Bar'])
# Append fixation on A aoi
- fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation = TestFixation(random_gaze_positions(10))
ts, _ = fixation.positions.first
new_step = aoi_scan_path.append_fixation(ts, fixation, 'Foo')
@@ -415,7 +439,7 @@ class TestAOIScanPathClass(unittest.TestCase):
self.assertEqual(new_step, None)
# Append saccade
- saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+ saccade = TestSaccade(random_gaze_positions(2))
ts, _ = saccade.positions.first
new_step = aoi_scan_path.append_saccade(ts, saccade)
@@ -425,7 +449,7 @@ class TestAOIScanPathClass(unittest.TestCase):
self.assertEqual(new_step, None)
# Append fixation on B aoi
- fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation = TestFixation(random_gaze_positions(10))
ts, _ = fixation.positions.first
new_step = aoi_scan_path.append_fixation(ts, fixation, 'Bar')
@@ -445,7 +469,7 @@ class TestAOIScanPathClass(unittest.TestCase):
aoi_scan_path = GazeFeatures.AOIScanPath(['Foo', 'Bar'])
# Append fixation on A aoi
- fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation = TestFixation(random_gaze_positions(10))
ts, _ = fixation.positions.first
new_step = aoi_scan_path.append_fixation(ts, fixation, 'Foo')
@@ -455,7 +479,7 @@ class TestAOIScanPathClass(unittest.TestCase):
self.assertEqual(new_step, None)
# Append fixation on B aoi
- fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+ fixation = TestFixation(random_gaze_positions(10))
ts, _ = fixation.positions.first
# Check that aoi scan step creation fail when fixation is appened after another fixation
generated by cgit v1.1 at 2024-11-10 09:56:54 +0000