def __init__(self,
step: float = None,
tol: float = 0.,
max_iter: int = 100,
verbose: bool = True,
print_every: int = 10,
record_every: int = 1,
linesearch_step_increase: float = 2.,
linesearch_step_decrease: float = 0.5,
modified=False):
SolverFirstOrder.__init__(self,
step=step,
tol=tol,
max_iter=max_iter,
verbose=verbose,
print_every=print_every,
record_every=record_every)
self.linesearch_step_increase = linesearch_step_increase
self.linesearch_step_decrease = linesearch_step_decrease
self.modified = modified
self.model_ssc = None
self.prox_ssc = self._ProxStandardSC()
self._th_gain = 0
def __init__(self,
step: float = None,
epoch_size: int = None,
rand_type="unif",
tol=0.,
max_iter=100,
verbose=True,
print_every=10,
record_every=1,
seed=-1):
self._step = None
# We must first construct SolverSto (otherwise self.step won't
# work in SolverFirstOrder)
SolverSto.__init__(self,
epoch_size=epoch_size,
rand_type=rand_type,
seed=seed)
SolverFirstOrder.__init__(self,
step=step,
tol=tol,
max_iter=max_iter,
verbose=verbose,
print_every=print_every,
record_every=record_every)
def __init__(self, step: float = None, tol: float = 0.,
max_iter: int = 100, linesearch: bool = True,
linesearch_step_increase: float = 2.,
linesearch_step_decrease: float = 0.5,
verbose: bool = True, print_every: int = 10,
record_every: int = 1):
SolverFirstOrder.__init__(self, step=step, tol=tol, max_iter=max_iter,
verbose=verbose, print_every=print_every,
record_every=record_every)
self.linesearch = linesearch
self.linesearch_step_increase = linesearch_step_increase
self.linesearch_step_decrease = linesearch_step_decrease
def __init__(self,
tol: float = 1e-10,
max_iter: int = 10,
verbose: bool = True,
print_every: int = 1,
record_every: int = 1):
SolverFirstOrder.__init__(self,
step=None,
tol=tol,
max_iter=max_iter,
verbose=verbose,
print_every=print_every,
record_every=record_every)
self._prox_grad = None
def __init__(self,
step: float = None,
tol: float = 0.,
max_iter: int = 1000,
surrelax=1.,
verbose: bool = True,
print_every: int = 10,
record_every: int = 1):
SolverFirstOrder.__init__(self,
step=step,
tol=tol,
max_iter=max_iter,
verbose=verbose,
print_every=print_every,
record_every=record_every)
self.surrelax = surrelax