def test_PCA(self):
iris_v = ['Iris-setosa', 'Iris-virginica', 'Iris-versicolor']
table = SqlTable(self.conn,
self.iris,
type_hints=Domain([],
DiscreteVariable("iris",
values=iris_v)))
for batch_size in (50, 500):
rpca = RemotePCA(table, batch_size, 20)
self.assertEqual(rpca.components_.shape, (4, 4))
def start(self):
if 'Abort' in self.start_button.text():
self.rpca.abort()
self.__timer.stop()
self.start_button.setText("Start remote computation")
else:
self.address = self.addresstext.text()
with remote.server(self.address):
from Orange.projection.pca import RemotePCA
maxiter = (1e5 + self.data.approx_len()) / self.batch_size * 3
self.rpca = RemotePCA(self.data, self.batch_size, int(maxiter))
self.update_model()
self.start_button.setText("Abort remote computation")
def test_PCA(self):
table = SqlTable(connection_params(),
'iris',
type_hints=Domain([],
DiscreteVariable(
"iris",
values=[
'Iris-setosa',
'Iris-virginica',
'Iris-versicolor'
])))
for batch_size in (50, 500):
rpca = RemotePCA(table, batch_size, 10)
self.assertEqual(rpca.components_.shape, (4, 4))
