def test_array_not_equal(self, array):
a1 = array([[0., 2.], [3., np.nan]])
a2 = array([[0., 2.], [4., np.nan]])
self.assertFalse(array_equal(a1, a2))
a3 = array([[0., 2.], [3., np.nan], [4., 5.]])
self.assertFalse(array_equal(a1, a3))
def test_csc_scr_equal(self):
a1 = sp.csc_matrix(([1, 4, 5], ([0, 0, 1], [0, 2, 2])), shape=(2, 3))
a2 = sp.csr_matrix(([5, 1, 4], ([1, 0, 0], [2, 0, 2])), shape=(2, 3))
self.assertTrue(array_equal(a1, a2))
a1 = sp.csc_matrix(([1, 4, 5], ([0, 0, 1], [0, 2, 2])), shape=(2, 3))
a2 = sp.csr_matrix(([1, 4, 5], ([0, 0, 1], [0, 2, 2])), shape=(2, 3))
self.assertTrue(array_equal(a1, a2))
def test_array_equal(self, array):
a1 = array([[0., 2.], [3., np.nan]])
a2 = array([[0., 2.], [3., np.nan]])
self.assertTrue(array_equal(a1, a2))
a3 = np.array([[0., 2.], [3., np.nan]])
self.assertTrue(array_equal(a1, a3))
self.assertTrue(array_equal(a3, a1))
def set_data(self, data):
self.data, old_data = data, self.data
# Do not needlessly recluster the data if X hasn't changed
if old_data and self.data and array_equal(self.data.X, old_data.X):
if self.auto_commit:
self.send_data()
else:
self.invalidate()
def _initialize(self):
matrix_existed = self.effective_matrix is not None
effective_matrix = self.effective_matrix
self._invalidated = True
self.data = None
self.effective_matrix = None
self.closeContext()
self.clear_messages()
# if no data nor matrix is present reset plot
if self.signal_data is None and self.matrix is None:
self.clear()
self.init_attr_values()
return
if self.signal_data is not None and self.matrix is not None and \
len(self.signal_data) != len(self.matrix):
self.Error.mismatching_dimensions()
self.clear()
self.init_attr_values()
return
if self.signal_data is not None:
self.data = self.signal_data
elif self.matrix_data is not None:
self.data = self.matrix_data
if self.matrix is not None:
self.effective_matrix = self.matrix
if self.matrix.axis == 0 and self.data is not None \
and self.data is self.matrix_data:
names = [[attr.name] for attr in self.data.domain.attributes]
domain = Domain([], metas=[StringVariable("labels")])
self.data = Table(domain, names)
elif self.data.domain.attributes:
preprocessed_data = MDS().preprocess(self.data)
self.effective_matrix = Euclidean(preprocessed_data)
else:
self.Error.no_attributes()
self.clear()
self.init_attr_values()
return
self.init_attr_values()
self.openContext(self.data)
self._invalidated = not (matrix_existed and
self.effective_matrix is not None and
array_equal(effective_matrix, self.effective_matrix))
if self._invalidated:
self.clear()
self.graph.set_effective_matrix(self.effective_matrix)
def _initialize(self):
matrix_existed = self.effective_matrix is not None
effective_matrix = self.effective_matrix
self._invalidated = True
self.data = None
self.effective_matrix = None
self.closeContext()
self.clear_messages()
# if no data nor matrix is present reset plot
if self.signal_data is None and self.matrix is None:
self.clear()
self.init_attr_values()
return
if self.signal_data is not None and self.matrix is not None and \
len(self.signal_data) != len(self.matrix):
self.Error.mismatching_dimensions()
self.clear()
self.init_attr_values()
return
if self.signal_data is not None:
self.data = self.signal_data
elif self.matrix_data is not None:
self.data = self.matrix_data
if self.matrix is not None:
self.effective_matrix = self.matrix
if self.matrix.axis == 0 and self.data is not None \
and self.data is self.matrix_data:
names = [[attr.name] for attr in self.data.domain.attributes]
domain = Domain([], metas=[StringVariable("labels")])
self.data = Table.from_list(domain, names)
elif self.data.domain.attributes:
preprocessed_data = MDS().preprocess(self.data)
self.effective_matrix = Euclidean(preprocessed_data)
else:
self.Error.no_attributes()
self.clear()
self.init_attr_values()
return
self.init_attr_values()
self.openContext(self.data)
self._invalidated = not (
matrix_existed and self.effective_matrix is not None
and array_equal(effective_matrix, self.effective_matrix))
if self._invalidated:
self.clear()
self.graph.set_effective_matrix(self.effective_matrix)
def set_data(self, data):
attr_x, attr_y = self.attr_x, self.attr_y
data_existed = self.reference_data is not None
effective_data = self.effective_data if data_existed else None
super().set_data(data)
self.reference_data = self.data
if not (data_existed and self.reference_data is not None
and array_equal(effective_data.X, self.effective_data.X)):
self.clear()
self.__invalidate_scores()
self.__invalidate_clusters()
elif attr_x is not self.attr_x or attr_y is not self.attr_y:
self.clear()
self.__invalidate_clusters()
def set_data(self, data):
self.data, old_data = data, self.data
self.selection = None
self._set_input_summary()
self.controls.normalize.setDisabled(
bool(self.data) and sp.issparse(self.data.X))
# Do not needlessly recluster the data if X hasn't changed
if old_data and self.data and array_equal(self.data.X, old_data.X):
if self.auto_commit:
self.send_data()
else:
self.invalidate(unconditional=True)
def set_data(self, data):
data_existed = self.data is not None
effective_data = self.effective_data if data_existed else None
same_domain = (data_existed and data is not None and
data.domain.checksum() == self.data.domain.checksum())
self.closeContext()
self.data = data
self.check_data()
if not same_domain:
self.init_attr_values()
self.openContext(self.data)
self._invalidated = not (
data_existed and self.data is not None and
array_equal(effective_data.X, self.effective_data.X))
if self._invalidated:
self.clear()
self.enable_controls()
def set_data(self, data):
self.closeContext()
self.Error.clear()
prev_data, self.data = self.data, data
self.openContext(self.data)
# Make sure to properly enable/disable slider based on `apply_pca` setting
self.controls.pca_components.setEnabled(self.apply_pca)
if prev_data and self.data and array_equal(prev_data.X, self.data.X):
if self.auto_commit:
self._send_data()
return
# Clear the outputs
self.Outputs.annotated_data.send(None)
if Graph is not None:
self.Outputs.graph.send(None)
# Clear internal state
self.clear()
self._invalidate_pca_projection()
# Make sure the dataset is ok
if self.data is not None and len(self.data.domain.attributes) < 1:
self.Error.empty_dataset()
self.data = None
if self.data is None:
return
# Can't have more PCA components than the number of attributes
n_attrs = len(data.domain.attributes)
self.pca_components_slider.setMaximum(min(_MAX_PCA_COMPONENTS,
n_attrs))
self.pca_components_slider.setValue(
min(_DEFAULT_PCA_COMPONENTS, n_attrs))
# Can't have more k neighbors than there are data points
self.k_neighbors_spin.setMaximum(min(_MAX_K_NEIGBOURS, len(data) - 1))
self.k_neighbors_spin.setValue(min(_DEFAULT_K_NEIGHBORS,
len(data) - 1))
self.info_label.setText("Clustering not yet run.")
self.commit()
def set_data(self, data):
self.closeContext()
self.Error.clear()
prev_data, self.data = self.data, data
self.openContext(self.data)
# Make sure to properly enable/disable slider based on `apply_pca` setting
self.controls.pca_components.setEnabled(self.apply_pca)
if prev_data and self.data and array_equal(prev_data.X, self.data.X):
if self.auto_commit:
self._send_data()
return
# Clear the outputs
self.Outputs.annotated_data.send(None)
if Graph is not None:
self.Outputs.graph.send(None)
# Clear internal state
self.clear()
self._invalidate_pca_projection()
# Make sure the dataset is ok
if self.data is not None and len(self.data.domain.attributes) < 1:
self.Error.empty_dataset()
self.data = None
if self.data is None:
return
# Can't have more PCA components than the number of attributes
n_attrs = len(data.domain.attributes)
self.pca_components_slider.setMaximum(min(_MAX_PCA_COMPONENTS, n_attrs))
self.pca_components_slider.setValue(min(_DEFAULT_PCA_COMPONENTS, n_attrs))
# Can't have more k neighbors than there are data points
self.k_neighbors_spin.setMaximum(min(_MAX_K_NEIGBOURS, len(data) - 1))
self.k_neighbors_spin.setValue(min(_DEFAULT_K_NEIGHBORS, len(data) - 1))
self.info_label.setText("Clustering not yet run.")
self.commit()
def set_data(self, data):
data_existed = self.data is not None
effective_data = self.effective_data if data_existed else None
self.closeContext()
self.data = data
self.agg_func = DEFAULT_AGG_FUNC
self.Warning.no_region.clear()
self.Warning.no_lat_lon_vars.clear()
self.init_attr_values()
self.openContext(self.data)
if not (data_existed and self.data is not None and
array_equal(effective_data.X, self.effective_data.X)):
self.clear(cache=True)
self.input_changed.emit(data)
self.setup_plot()
self.update_agg()
self.apply_selection()
self.unconditional_commit()
def test_csc_unordered_array_equal(self):
a1 = sp.csc_matrix(([1, 4, 5], [0, 0, 1], [0, 1, 1, 3]), shape=(2, 3))
a2 = sp.csc_matrix(([1, 5, 4], [0, 1, 0], [0, 1, 1, 3]), shape=(2, 3))
self.assertTrue(array_equal(a1, a2))
def test_csc_unordered_array_equal(self):
a1 = sp.csc_matrix(([1, 4, 5], [0, 0, 1], [0, 1, 1, 3]), shape=(2, 3))
a2 = sp.csc_matrix(([1, 5, 4], [0, 1, 0], [0, 1, 1, 3]), shape=(2, 3))
self.assertTrue(array_equal(a1, a2))
def test_csc_array_equal(self):
a1 = sp.csc_matrix(([1, 4, 5], ([0, 0, 1], [0, 2, 2])), shape=(2, 3))
a2 = sp.csc_matrix(([5, 1, 4], ([1, 0, 0], [2, 0, 2])), shape=(2, 3))
a2[0, 1] = 0 # explicitly setting to 0
self.assertTrue(array_equal(a1, a2))
def set_data(self, data):
def prepare_data():
if len(cont_attrs) < len(attrs):
self.Warning.ignoring_disc_variables()
if len(cont_attrs) == 1:
self.Warning.single_attribute()
x = Table.from_table(Domain(cont_attrs), data).X
if sp.issparse(x):
self.data = data
self.cont_x = x.tocsr()
else:
mask = np.all(np.isfinite(x), axis=1)
if not np.any(mask):
self.Error.no_defined_rows()
else:
if np.all(mask):
self.data = data
self.cont_x = x.copy()
else:
self.data = data[mask]
self.cont_x = x[mask]
self.cont_x -= np.min(self.cont_x, axis=0)[None, :]
sums = np.sum(self.cont_x, axis=0)[None, :]
sums[sums == 0] = 1
self.cont_x /= sums
def set_warnings():
missing = len(data) - len(self.data)
if missing == 1:
self.Warning.missing_values(1, "", "is")
elif missing > 1:
self.Warning.missing_values(missing, "s", "are")
cont_x = self.cont_x.copy() if self.cont_x is not None else None
self.data = self.cont_x = None
self.closeContext()
self.clear_messages()
if data is not None:
attrs = data.domain.attributes
cont_attrs = [var for var in attrs if var.is_continuous]
if not cont_attrs:
self.Error.no_numeric_variables()
else:
prepare_data()
invalidated = cont_x is None or self.cont_x is None \
or not array_equal(cont_x, self.cont_x)
if invalidated:
self.stop_optimization_and_wait()
self.clear()
if self.data is not None:
self.controls.attr_color.model().set_domain(data.domain)
self.attr_color = data.domain.class_var
set_warnings()
self.openContext(self.data)
self.set_color_bins()
self.create_legend()
if invalidated:
self.recompute_dimensions()
self.start_som()
else:
self._redraw()
