def test_HintSVM(self):
trn_ds = Dataset(
self.X, np.concatenate([self.y[:5], [None] * (len(self.y) - 5)]))
qs = HintSVM(trn_ds, random_state=1126)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(
qseq, np.array([24, 235, 228, 209, 18, 143, 119, 90, 149, 207]))
def test_quire(self):
trn_ds = Dataset(
self.X, np.concatenate([self.y[:5], [None] * (len(self.y) - 5)]))
qs = QUIRE(trn_ds)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(
qseq, np.array([117, 175, 256, 64, 103, 118, 180, 159, 129, 235]))
def test_DensityWeightedUncertaintySampling(self):
trn_ds = Dataset(
self.X, np.concatenate([self.y[:10], [None] * (len(self.y) - 10)]))
qs = DWUS(trn_ds, random_state=1126)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(
qseq, np.array([30, 179, 104, 186, 28, 65, 142, 62, 257, 221]))
def test_RandomSampling(self):
trn_ds = Dataset(
self.X, np.concatenate([self.y[:5], [None] * (len(self.y) - 5)]))
qs = RandomSampling(trn_ds, random_state=1126)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(
qseq, np.array([33, 143, 198, 29, 248, 92, 236, 212, 185, 163]))
def test_UcertaintySamplingLc(self):
random.seed(1126)
trn_ds = Dataset(
self.X, np.concatenate([self.y[:10], [None] * (len(self.y) - 10)]))
qs = UncertaintySampling(trn_ds,
method='lc',
model=LogisticRegression())
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(
qseq, np.array([145, 66, 82, 37, 194, 60, 191, 211, 245, 131]))
def test_quire_mykernel(self):
def my_kernel(X, Y):
return np.dot(X, Y.T)
np.random.seed(1126)
trn_ds = Dataset(
self.X, np.concatenate([self.y[:5], [None] * (len(self.y) - 5)]))
qs = QUIRE(trn_ds, kernel=my_kernel)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(
qseq, np.array([9, 227, 176, 110, 52, 117, 228, 205, 103, 175]))
def test_query_by_committee_kl_divergence(self):
trn_ds = Dataset(
self.X, np.concatenate([self.y[:10], [None] * (len(self.y) - 10)]))
qs = QueryByCommittee(trn_ds,
disagreement='kl_divergence',
models=[
LogisticRegression(C=1.0),
LogisticRegression(C=0.01),
LogisticRegression(C=100)
],
random_state=1126)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(
qseq, np.array([228, 111, 162, 243, 213, 122, 110, 108, 156, 37]))
def test_query_by_committee_vote(self):
#self.skipTest("In this version we randomize make queries")
trn_ds = Dataset(
self.X, np.concatenate([self.y[:10], [None] * (len(self.y) - 10)]))
qs = QueryByCommittee(trn_ds,
disagreement='vote',
models=[
LogisticRegression(C=1.0),
LogisticRegression(C=0.01),
LogisticRegression(C=100)
],
random_state=1126)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(qseq,
np.array([10, 12, 11, 13, 16, 14, 17, 18, 19, 21]))
def test_ActiveLearningByLearning(self):
trn_ds = Dataset(
self.X, np.concatenate([self.y[:10], [None] * (len(self.y) - 10)]))
qs = ActiveLearningByLearning(trn_ds,
T=self.quota,
query_strategies=[
UncertaintySampling(
trn_ds,
model=LogisticRegression()),
HintSVM(trn_ds, random_state=1126)
],
model=LogisticRegression(),
random_state=1126)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(
qseq, np.array([173, 103, 133, 184, 187, 147, 251, 83, 93, 33]))
def test_ALBLTestCase(self):
trn_ds = Dataset(
self.X, np.concatenate([self.y[:10], [None] * (len(self.y) - 10)]))
qs = ActiveLearningByLearning(
trn_ds,
T=self.quota,
query_strategies=[
UncertaintySampling(trn_ds,
model=SVM(kernel="linear",
decision_function_shape="ovr")),
QUIRE(trn_ds),
RandomSampling(trn_ds)
],
model=SVM(kernel="linear", decision_function_shape="ovr"),
random_state=1126)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(
qseq, np.array([173, 103, 133, 184, 187, 147, 251, 83, 93, 33]))
def test_quire(self):
trn_ds = Dataset(self.X, np.concatenate([self.y[:10], [None] * 10]))
qs = RandomSampling(trn_ds, random_state=2019)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(qseq,
np.array([18, 12, 19, 16, 10, 11, 14, 13, 15, 17]))
def test_quire(self):
trn_ds = Dataset(self.X, np.concatenate([self.y[:10], [None] * 10]))
qs = QUIRE(trn_ds)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(qseq,
np.array([10, 11, 12, 13, 14, 15, 16, 18, 19, 17]))
def test_quire(self):
trn_ds = Dataset(self.X, np.concatenate([self.y[:6], [None] * 4]))
qs = QUIRE(trn_ds)
qseq = run_qs(trn_ds, qs, self.y, self.quota)
assert_array_equal(qseq, np.array([6, 7, 9, 8]))
