def __init__(self, y, x, yend=None, q=None,\
w=None, w_lags=1, lag_q=True,\
vm=False, name_y=None, name_x=None,\
name_yend=None, name_q=None,\
name_w=None, name_ds=None):
n = USER.check_arrays(y, x, yend, q)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
yend2, q2 = set_endog(y, x, w, yend, q, w_lags, lag_q)
x_constant = USER.check_constant(x)
BaseGM_Combo.__init__(self, y=y, x=x_constant, w=w.sparse, yend=yend2, q=q2,\
w_lags=w_lags, lag_q=lag_q)
self.rho = self.betas[-2]
self.predy_e, self.e_pred, warn = sp_att(w,self.y,\
self.predy,yend2[:,-1].reshape(self.n,1),self.rho)
set_warn(self, warn)
self.title = "SPATIALLY WEIGHTED TWO STAGE LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_yend = USER.set_name_yend(name_yend, yend)
self.name_yend.append(USER.set_name_yend_sp(self.name_y))
self.name_z = self.name_x + self.name_yend
self.name_z.append('lambda')
self.name_q = USER.set_name_q(name_q, q)
self.name_q.extend(USER.set_name_q_sp(self.name_x, w_lags, self.name_q, lag_q))
self.name_h = USER.set_name_h(self.name_x, self.name_q)
self.name_w = USER.set_name_w(name_w, w)
SUMMARY.GM_Combo(reg=self, w=w, vm=vm)
def __init__(self,
y,
x,
yend,
q,
w,
vm=False,
name_y=None,
name_x=None,
name_yend=None,
name_q=None,
name_w=None,
name_ds=None):
n = USER.check_arrays(y, x, yend, q)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
x_constant = USER.check_constant(x)
BaseGM_Endog_Error.__init__(self,
y=y,
x=x_constant,
w=w.sparse,
yend=yend,
q=q)
self.title = "SPATIALLY WEIGHTED TWO STAGE LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_yend = USER.set_name_yend(name_yend, yend)
self.name_z = self.name_x + self.name_yend
self.name_z.append('lambda')
self.name_q = USER.set_name_q(name_q, q)
self.name_h = USER.set_name_h(self.name_x, self.name_q)
self.name_w = USER.set_name_w(name_w, w)
SUMMARY.GM_Endog_Error(reg=self, w=w, vm=vm)
def _work(y, x, w, regi_ids, r, yend, q, robust, sig2n_k, name_ds, name_y, name_x, name_yend, name_q, name_w, name_regimes):
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
yend_r = yend[regi_ids[r]]
q_r = q[regi_ids[r]]
x_constant = USER.check_constant(x_r)
if robust == 'hac' or robust == 'ogmm':
robust2 = None
else:
robust2 = robust
model = BaseTSLS(y_r, x_constant, yend_r, q_r,
robust=robust2, sig2n_k=sig2n_k)
model.title = "TWO STAGE LEAST SQUARES ESTIMATION - REGIME %s" % r
if robust == 'ogmm':
_optimal_weight(model, sig2n_k, warn=False)
model.robust = USER.set_robust(robust)
model.name_ds = name_ds
model.name_y = '%s_%s' % (str(r), name_y)
model.name_x = ['%s_%s' % (str(r), i) for i in name_x]
model.name_yend = ['%s_%s' % (str(r), i) for i in name_yend]
model.name_z = model.name_x + model.name_yend
model.name_q = ['%s_%s' % (str(r), i) for i in name_q]
model.name_h = model.name_x + model.name_q
model.name_w = name_w
model.name_regimes = name_regimes
if w:
w_r, warn = REGI.w_regime(w, regi_ids[r], r, transform=True)
set_warn(model, warn)
model.w = w_r
return model
def _work(y, x, w, regi_ids, r, yend, q, robust, sig2n_k, name_ds, name_y,
name_x, name_yend, name_q, name_w, name_regimes):
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
yend_r = yend[regi_ids[r]]
q_r = q[regi_ids[r]]
x_constant = USER.check_constant(x_r)
if robust == 'hac' or robust == 'ogmm':
robust2 = None
else:
robust2 = robust
model = BaseTSLS(y_r,
x_constant,
yend_r,
q_r,
robust=robust2,
sig2n_k=sig2n_k)
model.title = "TWO STAGE LEAST SQUARES ESTIMATION - REGIME %s" % r
if robust == 'ogmm':
_optimal_weight(model, sig2n_k, warn=False)
model.robust = USER.set_robust(robust)
model.name_ds = name_ds
model.name_y = '%s_%s' % (str(r), name_y)
model.name_x = ['%s_%s' % (str(r), i) for i in name_x]
model.name_yend = ['%s_%s' % (str(r), i) for i in name_yend]
model.name_z = model.name_x + model.name_yend
model.name_q = ['%s_%s' % (str(r), i) for i in name_q]
model.name_h = model.name_x + model.name_q
model.name_w = name_w
model.name_regimes = name_regimes
if w:
w_r, warn = REGI.w_regime(w, regi_ids[r], r, transform=True)
set_warn(model, warn)
model.w = w_r
return model
def __init__(self, y, x, yend=None, q=None,\
w=None, w_lags=1, lag_q=True,\
robust=None, gwk=None, sig2n_k=False,\
spat_diag=False,\
vm=False, name_y=None, name_x=None,\
name_yend=None, name_q=None,\
name_w=None, name_gwk=None, name_ds=None):
n = USER.check_arrays(x, yend, q)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
USER.check_robust(robust, gwk)
yend2, q2 = set_endog(y, x, w, yend, q, w_lags, lag_q)
x_constant = USER.check_constant(x)
BaseGM_Lag.__init__(self, y=y, x=x_constant, w=w.sparse, yend=yend2, q=q2,\
w_lags=w_lags, robust=robust, gwk=gwk,\
lag_q=lag_q, sig2n_k=sig2n_k)
self.predy_e, self.e_pred, warn = sp_att(w,self.y,self.predy,\
yend2[:,-1].reshape(self.n,1),self.betas[-1])
set_warn(self, warn)
self.title = "SPATIAL TWO STAGE LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_yend = USER.set_name_yend(name_yend, yend)
self.name_yend.append(USER.set_name_yend_sp(self.name_y))
self.name_z = self.name_x + self.name_yend
self.name_q = USER.set_name_q(name_q, q)
self.name_q.extend(
USER.set_name_q_sp(self.name_x, w_lags, self.name_q, lag_q))
self.name_h = USER.set_name_h(self.name_x, self.name_q)
self.robust = USER.set_robust(robust)
self.name_w = USER.set_name_w(name_w, w)
self.name_gwk = USER.set_name_w(name_gwk, gwk)
SUMMARY.GM_Lag(reg=self, w=w, vm=vm, spat_diag=spat_diag)
def __init__(self, y, x, yend, q,
w=None,
robust=None, gwk=None, sig2n_k=False,
spat_diag=False,
vm=False, name_y=None, name_x=None,
name_yend=None, name_q=None,
name_w=None, name_gwk=None, name_ds=None):
n = USER.check_arrays(y, x, yend, q)
USER.check_y(y, n)
USER.check_weights(w, y)
USER.check_robust(robust, gwk)
USER.check_spat_diag(spat_diag, w)
x_constant = USER.check_constant(x)
BaseTSLS.__init__(self, y=y, x=x_constant, yend=yend, q=q,
robust=robust, gwk=gwk, sig2n_k=sig2n_k)
self.title = "TWO STAGE LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_yend = USER.set_name_yend(name_yend, yend)
self.name_z = self.name_x + self.name_yend
self.name_q = USER.set_name_q(name_q, q)
self.name_h = USER.set_name_h(self.name_x, self.name_q)
self.robust = USER.set_robust(robust)
self.name_w = USER.set_name_w(name_w, w)
self.name_gwk = USER.set_name_w(name_gwk, gwk)
SUMMARY.TSLS(reg=self, vm=vm, w=w, spat_diag=spat_diag)
def __init__(self, y, x, yend, q,
w=None,
robust=None, gwk=None, sig2n_k=False,
spat_diag=False,
vm=False, name_y=None, name_x=None,
name_yend=None, name_q=None,
name_w=None, name_gwk=None, name_ds=None):
n = USER.check_arrays(y, x, yend, q)
USER.check_y(y, n)
USER.check_weights(w, y)
USER.check_robust(robust, gwk)
USER.check_spat_diag(spat_diag, w)
x_constant = USER.check_constant(x)
BaseTSLS.__init__(self, y=y, x=x_constant, yend=yend, q=q,
robust=robust, gwk=gwk, sig2n_k=sig2n_k)
self.title = "TWO STAGE LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_yend = USER.set_name_yend(name_yend, yend)
self.name_z = self.name_x + self.name_yend
self.name_q = USER.set_name_q(name_q, q)
self.name_h = USER.set_name_h(self.name_x, self.name_q)
self.robust = USER.set_robust(robust)
self.name_w = USER.set_name_w(name_w, w)
self.name_gwk = USER.set_name_w(name_gwk, gwk)
SUMMARY.TSLS(reg=self, vm=vm, w=w, spat_diag=spat_diag)
def _work(y,x,regi_ids,r,yend,q,w_r,w_lags,lag_q,robust,sig2n_k,name_ds,name_y,name_x,name_yend,name_q,name_w,name_regimes):
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
if yend != None:
yend_r = yend[regi_ids[r]]
else:
yend_r = yend
if q != None:
q_r = q[regi_ids[r]]
else:
q_r = q
yend_r, q_r = set_endog_sparse(y_r, x_r, w_r, yend_r, q_r, w_lags, lag_q)
x_constant = USER.check_constant(x_r)
if robust == 'hac':
robust = None
model = BaseTSLS(y_r, x_constant, yend_r, q_r, robust=robust, sig2n_k=sig2n_k)
model.title = "SPATIAL TWO STAGE LEAST SQUARES ESTIMATION - REGIME %s" %r
model.robust = USER.set_robust(robust)
model.name_ds = name_ds
model.name_y = '%s_%s'%(str(r), name_y)
model.name_x = ['%s_%s'%(str(r), i) for i in name_x]
model.name_yend = ['%s_%s'%(str(r), i) for i in name_yend]
model.name_z = model.name_x + model.name_yend
model.name_q = ['%s_%s'%(str(r), i) for i in name_q]
model.name_h = model.name_x + model.name_q
model.name_w = name_w
model.name_regimes = name_regimes
return model
def __init__(self, y, x, w, method='full', epsilon=0.0000001,
spat_diag=False, vm=False, name_y=None, name_x=None,
name_w=None, name_ds=None):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
x_constant = USER.check_constant(x)
method = method.upper()
if method in ['FULL', 'ORD']:
BaseML_Lag.__init__(self, y=y, x=x_constant,
w=w, method=method, epsilon=epsilon)
# increase by 1 to have correct aic and sc, include rho in count
self.k += 1
self.title = "MAXIMUM LIKELIHOOD SPATIAL LAG" + \
" (METHOD = " + method + ")"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
name_ylag = USER.set_name_yend_sp(self.name_y)
self.name_x.append(name_ylag) # rho changed to last position
self.name_w = USER.set_name_w(name_w, w)
self.aic = DIAG.akaike(reg=self)
self.schwarz = DIAG.schwarz(reg=self)
SUMMARY.ML_Lag(reg=self, w=w, vm=vm, spat_diag=spat_diag)
else:
raise Exception, "{0} is an unsupported method".format(method)
def __init__(self,
y,
x,
w=None,
optim='newton',
scalem='phimean',
maxiter=100,
vm=False,
name_y=None,
name_x=None,
name_w=None,
name_ds=None,
spat_diag=False):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
if w:
USER.check_weights(w, y)
spat_diag = True
x_constant = USER.check_constant(x)
BaseProbit.__init__(self,
y=y,
x=x_constant,
w=w,
optim=optim,
scalem=scalem,
maxiter=maxiter)
self.title = "CLASSIC PROBIT ESTIMATOR"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_w = USER.set_name_w(name_w, w)
SUMMARY.Probit(reg=self, w=w, vm=vm, spat_diag=spat_diag)
def __init__(self,
y,
x,
w,
method='full',
epsilon=0.0000001,
spat_diag=False,
vm=False,
name_y=None,
name_x=None,
name_w=None,
name_ds=None):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
x_constant = USER.check_constant(x)
method = method.upper()
BaseML_Error.__init__(self,
y=y,
x=x_constant,
w=w,
method=method,
epsilon=epsilon)
self.title = "MAXIMUM LIKELIHOOD SPATIAL ERROR" + \
" (METHOD = " + method + ")"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_x.append('lambda')
self.name_w = USER.set_name_w(name_w, w)
self.aic = DIAG.akaike(reg=self)
self.schwarz = DIAG.schwarz(reg=self)
SUMMARY.ML_Error(reg=self, w=w, vm=vm, spat_diag=spat_diag)
def __init__(self, y, x, yend=None, q=None,\
w=None, w_lags=1, lag_q=True,\
vm=False, name_y=None, name_x=None,\
name_yend=None, name_q=None,\
name_w=None, name_ds=None):
n = USER.check_arrays(y, x, yend, q)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
yend2, q2 = set_endog(y, x, w, yend, q, w_lags, lag_q)
x_constant = USER.check_constant(x)
BaseGM_Combo.__init__(self, y=y, x=x_constant, w=w.sparse, yend=yend2, q=q2,\
w_lags=w_lags, lag_q=lag_q)
self.predy_e, self.e_pred, warn = sp_att(w,self.y,\
self.predy,yend2[:,-1].reshape(self.n,1),self.betas[-2])
set_warn(self, warn)
self.title = "SPATIALLY WEIGHTED TWO STAGE LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_yend = USER.set_name_yend(name_yend, yend)
self.name_yend.append(USER.set_name_yend_sp(self.name_y))
self.name_z = self.name_x + self.name_yend
self.name_z.append('lambda')
self.name_q = USER.set_name_q(name_q, q)
self.name_q.extend(
USER.set_name_q_sp(self.name_x, w_lags, self.name_q, lag_q))
self.name_h = USER.set_name_h(self.name_x, self.name_q)
self.name_w = USER.set_name_w(name_w, w)
SUMMARY.GM_Combo(reg=self, w=w, vm=vm)
def _run_stp1(y,x,eq_ids,r):
y_r = y[eq_ids[r]]
x_r = x[eq_ids[r]]
x_constant = USER.check_constant(x_r)
model = BaseOLS(y_r, x_constant)
#model.logll = diagnostics.log_likelihood(model)
return model
def __init__(self, y, x, w, method='full', epsilon=0.0000001,
spat_diag=False, vm=False, name_y=None, name_x=None,
name_w=None, name_ds=None):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
x_constant = USER.check_constant(x)
method = method.upper()
if method in ['FULL', 'ORD']:
BaseML_Lag.__init__(
self, y=y, x=x_constant, w=w, method=method, epsilon=epsilon)
# increase by 1 to have correct aic and sc, include rho in count
self.k += 1
self.title = "MAXIMUM LIKELIHOOD SPATIAL LAG" + \
" (METHOD = " + method + ")"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
name_ylag = USER.set_name_yend_sp(self.name_y)
self.name_x.append(name_ylag) # rho changed to last position
self.name_w = USER.set_name_w(name_w, w)
self.aic = DIAG.akaike(reg=self)
self.schwarz = DIAG.schwarz(reg=self)
SUMMARY.ML_Lag(reg=self, w=w, vm=vm, spat_diag=spat_diag)
else:
raise Exception, "{0} is an unsupported method".format(method)
def __init__(self, y, x, yend=None, q=None,\
w=None, w_lags=1, lag_q=True,\
robust=None, gwk=None, sig2n_k=False,\
spat_diag=False,\
vm=False, name_y=None, name_x=None,\
name_yend=None, name_q=None,\
name_w=None, name_gwk=None, name_ds=None):
n = USER.check_arrays(x, yend, q)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
USER.check_robust(robust, gwk)
yend2, q2 = set_endog(y, x, w, yend, q, w_lags, lag_q)
x_constant = USER.check_constant(x)
BaseGM_Lag.__init__(self, y=y, x=x_constant, w=w.sparse, yend=yend2, q=q2,\
w_lags=w_lags, robust=robust, gwk=gwk,\
lag_q=lag_q, sig2n_k=sig2n_k)
self.predy_e, self.e_pred, warn = sp_att(w,self.y,self.predy,\
yend2[:,-1].reshape(self.n,1),self.betas[-1])
set_warn(self,warn)
self.title = "SPATIAL TWO STAGE LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_yend = USER.set_name_yend(name_yend, yend)
self.name_yend.append(USER.set_name_yend_sp(self.name_y))
self.name_z = self.name_x + self.name_yend
self.name_q = USER.set_name_q(name_q, q)
self.name_q.extend(USER.set_name_q_sp(self.name_x, w_lags, self.name_q, lag_q))
self.name_h = USER.set_name_h(self.name_x, self.name_q)
self.robust = USER.set_robust(robust)
self.name_w = USER.set_name_w(name_w, w)
self.name_gwk = USER.set_name_w(name_gwk, gwk)
SUMMARY.GM_Lag(reg=self, w=w, vm=vm, spat_diag=spat_diag)
def __init__(self, y, x, regimes, w=None, constant_regi='many',
cols2regi='all', method='full', epsilon=0.0000001,
regime_err_sep=False, regime_lag_sep=False, cores=False, spat_diag=False,
vm=False, name_y=None, name_x=None,
name_w=None, name_ds=None, name_regimes=None):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
self.constant_regi = constant_regi
self.cols2regi = cols2regi
self.regime_err_sep = regime_err_sep
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_w = USER.set_name_w(name_w, w)
self.name_regimes = USER.set_name_ds(name_regimes)
self.n = n
self.y = y
x_constant = USER.check_constant(x)
name_x = USER.set_name_x(name_x, x)
self.name_x_r = name_x
cols2regi = REGI.check_cols2regi(constant_regi, cols2regi, x)
self.regimes_set = REGI._get_regimes_set(regimes)
self.regimes = regimes
USER.check_regimes(self.regimes_set, self.n, x.shape[1])
self.regime_err_sep = regime_err_sep
if regime_err_sep == True:
if set(cols2regi) == set([True]):
self._error_regimes_multi(y, x, regimes, w, cores,
method, epsilon, cols2regi, vm, name_x, spat_diag)
else:
raise Exception, "All coefficients must vary accross regimes if regime_err_sep = True."
else:
regimes_att = {}
regimes_att['x'] = x_constant
regimes_att['regimes'] = regimes
regimes_att['cols2regi'] = cols2regi
x, name_x = REGI.Regimes_Frame.__init__(self, x_constant,
regimes, constant_regi=None, cols2regi=cols2regi,
names=name_x)
BaseML_Error.__init__(
self, y=y, x=x, w=w, method=method, epsilon=epsilon, regimes_att=regimes_att)
self.title = "MAXIMUM LIKELIHOOD SPATIAL ERROR - REGIMES" + \
" (METHOD = " + method + ")"
self.name_x = USER.set_name_x(name_x, x, constant=True)
self.name_x.append('lambda')
self.kf += 1 # Adding a fixed k to account for lambda.
self.chow = REGI.Chow(self)
self.aic = DIAG.akaike(reg=self)
self.schwarz = DIAG.schwarz(reg=self)
self._cache = {}
SUMMARY.ML_Error(
reg=self, w=w, vm=vm, spat_diag=spat_diag, regimes=True)
def __init__(self, y, x, regimes, w=None, constant_regi='many',
cols2regi='all', method='full', epsilon=0.0000001,
regime_err_sep=False, cores=None, spat_diag=False,
vm=False, name_y=None, name_x=None,
name_w=None, name_ds=None, name_regimes=None):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
self.constant_regi = constant_regi
self.cols2regi = cols2regi
self.regime_err_sep = regime_err_sep
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_w = USER.set_name_w(name_w, w)
self.name_regimes = USER.set_name_ds(name_regimes)
self.n = n
self.y = y
x_constant = USER.check_constant(x)
name_x = USER.set_name_x(name_x, x)
self.name_x_r = name_x
cols2regi = REGI.check_cols2regi(constant_regi, cols2regi, x)
self.regimes_set = REGI._get_regimes_set(regimes)
self.regimes = regimes
USER.check_regimes(self.regimes_set, self.n, x.shape[1])
self.regime_err_sep = regime_err_sep
if regime_err_sep == True:
if set(cols2regi) == set([True]):
self._error_regimes_multi(y, x, regimes, w, cores,
method, epsilon, cols2regi, vm, name_x, spat_diag)
else:
raise Exception, "All coefficients must vary accross regimes if regime_err_sep = True."
else:
regimes_att = {}
regimes_att['x'] = x_constant
regimes_att['regimes'] = regimes
regimes_att['cols2regi'] = cols2regi
x, name_x = REGI.Regimes_Frame.__init__(self, x_constant,
regimes, constant_regi=None, cols2regi=cols2regi,
names=name_x)
BaseML_Error.__init__(
self, y=y, x=x, w=w, method=method, epsilon=epsilon, regimes_att=regimes_att)
self.title = "MAXIMUM LIKELIHOOD SPATIAL ERROR - REGIMES" + \
" (METHOD = " + method + ")"
self.name_x = USER.set_name_x(name_x, x, constant=True)
self.name_x.append('lambda')
self.kf += 1 # Adding a fixed k to account for lambda.
self.chow = REGI.Chow(self)
self.aic = DIAG.akaike(reg=self)
self.schwarz = DIAG.schwarz(reg=self)
self._cache = {}
SUMMARY.ML_Error(reg=self, w=w, vm=vm,
spat_diag=spat_diag, regimes=True)
def _get_spat_diag_props(self,y, x, w, yend, q, w_lags, lag_q):
self._cache = {}
yend, q = set_endog(y, x, w, yend, q, w_lags, lag_q)
x = USER.check_constant(x)
x = REGI.regimeX_setup(x, self.regimes, [True] * x.shape[1], self.regimes_set)
self.z = sphstack(x,REGI.regimeX_setup(yend, self.regimes, [True] * (yend.shape[1]-1)+[False], self.regimes_set))
self.h = sphstack(x,REGI.regimeX_setup(q, self.regimes, [True] * q.shape[1], self.regimes_set))
hthi = np.linalg.inv(spdot(self.h.T,self.h))
zth = spdot(self.z.T,self.h)
self.varb = np.linalg.inv(spdot(spdot(zth,hthi),zth.T))
def _get_spat_diag_props(self, results, regi_ids, x, yend, q):
self._cache = {}
x = USER.check_constant(x)
x = REGI.regimeX_setup(
x, self.regimes, [True] * x.shape[1], self.regimes_set)
self.z = sphstack(x, REGI.regimeX_setup(
yend, self.regimes, [True] * yend.shape[1], self.regimes_set))
self.h = sphstack(
x, REGI.regimeX_setup(q, self.regimes, [True] * q.shape[1], self.regimes_set))
hthi = np.linalg.inv(spdot(self.h.T, self.h))
zth = spdot(self.z.T, self.h)
self.varb = np.linalg.inv(spdot(spdot(zth, hthi), zth.T))
def _work(
y,
x,
regi_ids,
r,
yend,
q,
w_r,
w_lags,
lag_q,
robust,
sig2n_k,
name_ds,
name_y,
name_x,
name_yend,
name_q,
name_w,
name_regimes,
):
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
if yend != None:
yend_r = yend[regi_ids[r]]
else:
yend_r = yend
if q != None:
q_r = q[regi_ids[r]]
else:
q_r = q
yend_r, q_r = set_endog_sparse(y_r, x_r, w_r, yend_r, q_r, w_lags, lag_q)
x_constant = USER.check_constant(x_r)
if robust == "hac" or robust == "ogmm":
robust2 = None
else:
robust2 = robust
model = BaseTSLS(y_r, x_constant, yend_r, q_r, robust=robust2, sig2n_k=sig2n_k)
model.title = "SPATIAL TWO STAGE LEAST SQUARES ESTIMATION - REGIME %s" % r
if robust == "ogmm":
_optimal_weight(model, sig2n_k, warn=False)
model.rho = model.betas[-1]
model.robust = USER.set_robust(robust)
model.name_ds = name_ds
model.name_y = "%s_%s" % (str(r), name_y)
model.name_x = ["%s_%s" % (str(r), i) for i in name_x]
model.name_yend = ["%s_%s" % (str(r), i) for i in name_yend]
model.name_z = model.name_x + model.name_yend
model.name_q = ["%s_%s" % (str(r), i) for i in name_q]
model.name_h = model.name_x + model.name_q
model.name_w = name_w
model.name_regimes = name_regimes
return model
def _get_spat_diag_props(self, y, x, w, yend, q, w_lags, lag_q):
self._cache = {}
yend, q = set_endog(y, x, w, yend, q, w_lags, lag_q)
x = USER.check_constant(x)
x = REGI.regimeX_setup(
x, self.regimes, [True] * x.shape[1], self.regimes_set)
self.z = sphstack(x, REGI.regimeX_setup(
yend, self.regimes, [True] * (yend.shape[1] - 1) + [False], self.regimes_set))
self.h = sphstack(
x, REGI.regimeX_setup(q, self.regimes, [True] * q.shape[1], self.regimes_set))
hthi = np.linalg.inv(spdot(self.h.T, self.h))
zth = spdot(self.z.T, self.h)
self.varb = np.linalg.inv(spdot(spdot(zth, hthi), zth.T))
def _work(y, x, regi_ids, r, w_r, method, epsilon, name_ds, name_y, name_x, name_w, name_regimes):
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
x_constant = USER.check_constant(x_r)
model = BaseML_Lag(y_r, x_constant, w_r, method=method, epsilon=epsilon)
model.title = "MAXIMUM LIKELIHOOD SPATIAL LAG - REGIME " + str(r) + " (METHOD = " + method + ")"
model.name_ds = name_ds
model.name_y = "%s_%s" % (str(r), name_y)
model.name_x = ["%s_%s" % (str(r), i) for i in name_x]
model.name_w = name_w
model.name_regimes = name_regimes
model.aic = DIAG.akaike(reg=model)
model.schwarz = DIAG.schwarz(reg=model)
return model
def _work(y,x,regi_ids,r,robust,sig2n_k,name_ds,name_y,name_x,name_w,name_regimes):
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
x_constant = USER.check_constant(x_r)
if robust == 'hac':
robust = None
model = BaseOLS(y_r, x_constant, robust=robust, sig2n_k=sig2n_k)
model.title = "ORDINARY LEAST SQUARES ESTIMATION - REGIME %s" %r
model.robust = USER.set_robust(robust)
model.name_ds = name_ds
model.name_y = '%s_%s'%(str(r), name_y)
model.name_x = ['%s_%s'%(str(r), i) for i in name_x]
model.name_w = name_w
model.name_regimes = name_regimes
return model
def _work(y,x,regi_ids,r,robust,sig2n_k,name_ds,name_y,name_x,name_w,name_regimes):
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
x_constant = USER.check_constant(x_r)
if robust == 'hac':
robust = None
model = BaseOLS(y_r, x_constant, robust=robust, sig2n_k=sig2n_k)
model.title = "ORDINARY LEAST SQUARES ESTIMATION - REGIME %s" %r
model.robust = USER.set_robust(robust)
model.name_ds = name_ds
model.name_y = '%s_%s'%(str(r), name_y)
model.name_x = ['%s_%s'%(str(r), i) for i in name_x]
model.name_w = name_w
model.name_regimes = name_regimes
return model
def __init__(self, y, x, w,\
vm=False, name_y=None, name_x=None,\
name_w=None, name_ds=None):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
x_constant = USER.check_constant(x)
BaseGM_Error.__init__(self, y=y, x=x_constant, w=w.sparse)
self.title = "SPATIALLY WEIGHTED LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_x.append('lambda')
self.name_w = USER.set_name_w(name_w, w)
SUMMARY.GM_Error(reg=self, w=w, vm=vm)
def __init__(self, y, x, w,\
vm=False, name_y=None, name_x=None,\
name_w=None, name_ds=None):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
x_constant = USER.check_constant(x)
BaseGM_Error.__init__(self, y=y, x=x_constant, w=w.sparse)
self.title = "SPATIALLY WEIGHTED LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_x.append('lambda')
self.name_w = USER.set_name_w(name_w, w)
SUMMARY.GM_Error(reg=self, w=w, vm=vm)
def _work(y, x, regi_ids, r, w_r, method, epsilon, name_ds, name_y, name_x, name_w, name_regimes):
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
x_constant = USER.check_constant(x_r)
model = BaseML_Lag(y_r, x_constant, w_r, method=method, epsilon=epsilon)
model.title = "MAXIMUM LIKELIHOOD SPATIAL LAG - REGIME " + \
str(r) + " (METHOD = " + method + ")"
model.name_ds = name_ds
model.name_y = '%s_%s' % (str(r), name_y)
model.name_x = ['%s_%s' % (str(r), i) for i in name_x]
model.name_w = name_w
model.name_regimes = name_regimes
model.k += 1 # add 1 for proper df and aic, sc
model.aic = DIAG.akaike(reg=model)
model.schwarz = DIAG.schwarz(reg=model)
return model
def _get_spat_diag_props(self, results, regi_ids, x, yend, q):
self._cache = {}
x = USER.check_constant(x)
x = REGI.regimeX_setup(x, self.regimes, [True] * x.shape[1],
self.regimes_set)
self.z = sphstack(
x,
REGI.regimeX_setup(yend, self.regimes, [True] * yend.shape[1],
self.regimes_set))
self.h = sphstack(
x,
REGI.regimeX_setup(q, self.regimes, [True] * q.shape[1],
self.regimes_set))
hthi = np.linalg.inv(spdot(self.h.T, self.h))
zth = spdot(self.z.T, self.h)
self.varb = np.linalg.inv(spdot(spdot(zth, hthi), zth.T))
def __init__(self, y, x, w=None, optim='newton',scalem='phimean',maxiter=100,\
vm=False, name_y=None, name_x=None, name_w=None, name_ds=None, \
spat_diag=False):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
if w:
USER.check_weights(w, y)
spat_diag = True
x_constant = USER.check_constant(x)
BaseProbit.__init__(self,y=y,x=x_constant,w=w,optim=optim,scalem=scalem,maxiter=maxiter)
self.title = "CLASSIC PROBIT ESTIMATOR"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_w = USER.set_name_w(name_w, w)
SUMMARY.Probit(reg=self, w=w, vm=vm, spat_diag=spat_diag)
def _work_error(y,x,regi_ids,r,w,method,epsilon,name_ds,name_y,name_x,name_w,name_regimes):
w_r,warn = REGI.w_regime(w, regi_ids[r], r, transform=True)
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
x_constant = USER.check_constant(x_r)
model = BaseML_Error(y=y_r,x=x_constant,w=w_r,method=method,epsilon=epsilon)
set_warn(model, warn)
model.w = w_r
model.title = "MAXIMUM LIKELIHOOD SPATIAL ERROR - REGIME "+str(r)+" (METHOD = "+method+")"
model.name_ds = name_ds
model.name_y = '%s_%s'%(str(r), name_y)
model.name_x = ['%s_%s'%(str(r), i) for i in name_x]
model.name_w = name_w
model.name_regimes = name_regimes
model.aic = DIAG.akaike(reg=model)
model.schwarz = DIAG.schwarz(reg=model)
return model
def _run_stp1(y,x,yend,q,eq_ids,r,sig2n_k,w,w_lags,lag_q):
y_r = y[eq_ids[r]]
x_r = x[eq_ids[r]]
yend_r = None
if yend != None:
yend_r = yend[eq_ids[r]]
q_r = q[eq_ids[r]]
if w_lags:
yend_r, q_r = set_endog_sparse(y_r, x_r, w, yend_r, q_r, w_lags, lag_q)
x_constant = USER.check_constant(x_r)
if yend != None:
model = BaseTSLS(y_r, x_constant, yend_r, q_r, sig2n_k=sig2n_k)
model.zhat = np.dot(model.h,np.dot(model.hthi,model.htz))
else:
model = BaseOLS(y_r, x_constant, sig2n_k=sig2n_k)
model.zhat = model.x
model.z = model.x
return model
def _run_stp1(y, x, yend, q, eq_ids, r, sig2n_k, w, w_lags, lag_q):
y_r = y[eq_ids[r]]
x_r = x[eq_ids[r]]
yend_r = None
if yend != None:
yend_r = yend[eq_ids[r]]
q_r = q[eq_ids[r]]
if w_lags:
yend_r, q_r = set_endog_sparse(y_r, x_r, w, yend_r, q_r, w_lags, lag_q)
x_constant = USER.check_constant(x_r)
if yend != None:
model = BaseTSLS(y_r, x_constant, yend_r, q_r, sig2n_k=sig2n_k)
model.zhat = np.dot(model.h, np.dot(model.hthi, model.htz))
else:
model = BaseOLS(y_r, x_constant, sig2n_k=sig2n_k)
model.zhat = model.x
model.z = model.x
return model
def __init__(self,
y,
x,
w=None,
robust=None,
gwk=None,
sig2n_k=True,
nonspat_diag=True,
spat_diag=False,
moran=False,
white_test=False,
vm=False,
name_y=None,
name_x=None,
name_w=None,
name_gwk=None,
name_ds=None):
n = USER.check_arrays(y, x)
y = USER.check_y(y, n)
USER.check_weights(w, y)
USER.check_robust(robust, gwk)
USER.check_spat_diag(spat_diag, w)
x_constant = USER.check_constant(x)
BaseOLS.__init__(self,
y=y,
x=x_constant,
robust=robust,
gwk=gwk,
sig2n_k=sig2n_k)
self.title = "ORDINARY LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.robust = USER.set_robust(robust)
self.name_w = USER.set_name_w(name_w, w)
self.name_gwk = USER.set_name_w(name_gwk, gwk)
SUMMARY.OLS(reg=self,
vm=vm,
w=w,
nonspat_diag=nonspat_diag,
spat_diag=spat_diag,
moran=moran,
white_test=white_test)
def _work_error(y, x, regi_ids, r, w, method, epsilon, name_ds, name_y, name_x, name_w, name_regimes):
w_r, warn = REGI.w_regime(w, regi_ids[r], r, transform=True)
y_r = y[regi_ids[r]]
x_r = x[regi_ids[r]]
x_constant = USER.check_constant(x_r)
model = BaseML_Error(
y=y_r, x=x_constant, w=w_r, method=method, epsilon=epsilon)
set_warn(model, warn)
model.w = w_r
model.title = "MAXIMUM LIKELIHOOD SPATIAL ERROR - REGIME " + \
str(r) + " (METHOD = " + method + ")"
model.name_ds = name_ds
model.name_y = '%s_%s' % (str(r), name_y)
model.name_x = ['%s_%s' % (str(r), i) for i in name_x]
model.name_w = name_w
model.name_regimes = name_regimes
model.aic = DIAG.akaike(reg=model)
model.schwarz = DIAG.schwarz(reg=model)
return model
def __init__(self, y, x, w, method='full', epsilon=0.0000001,
spat_diag=False, vm=False, name_y=None, name_x=None,
name_w=None, name_ds=None):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
x_constant = USER.check_constant(x)
method = method.upper()
BaseML_Error.__init__(self, y=y, x=x_constant,
w=w, method=method, epsilon=epsilon)
self.title = "MAXIMUM LIKELIHOOD SPATIAL ERROR" + \
" (METHOD = " + method + ")"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_x.append('lambda')
self.name_w = USER.set_name_w(name_w, w)
self.aic = DIAG.akaike(reg=self)
self.schwarz = DIAG.schwarz(reg=self)
SUMMARY.ML_Error(reg=self, w=w, vm=vm, spat_diag=spat_diag)
def __init__(self, y, x, yend, q, w,\
vm=False, name_y=None, name_x=None,\
name_yend=None, name_q=None,\
name_w=None, name_ds=None):
n = USER.check_arrays(y, x, yend, q)
USER.check_y(y, n)
USER.check_weights(w, y, w_required=True)
x_constant = USER.check_constant(x)
BaseGM_Endog_Error.__init__(self, y=y, x=x_constant, w=w.sparse, yend=yend, q=q)
self.title = "SPATIALLY WEIGHTED TWO STAGE LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.name_yend = USER.set_name_yend(name_yend, yend)
self.name_z = self.name_x + self.name_yend
self.name_z.append('lambda')
self.name_q = USER.set_name_q(name_q, q)
self.name_h = USER.set_name_h(self.name_x, self.name_q)
self.name_w = USER.set_name_w(name_w, w)
SUMMARY.GM_Endog_Error(reg=self, w=w, vm=vm)
def hac_multi(reg, gwk, constant=False):
"""
HAC robust estimation of the variance-covariance matrix for multi-regression object
Parameters
----------
reg : Regression object (OLS or TSLS)
output instance from a regression model
gwk : PySAL weights object
Spatial weights based on kernel functions
Returns
--------
psi : kxk array
Robust estimation of the variance-covariance
"""
if not constant:
reg.hac_var = check_constant(reg.hac_var)
xu = spbroadcast(reg.hac_var, reg.u)
gwkxu = lag_spatial(gwk, xu)
psi0 = spdot(xu.T, gwkxu)
counter = 0
for m in reg.multi:
reg.multi[m].robust = 'hac'
reg.multi[m].name_gwk = reg.name_gwk
try:
psi1 = spdot(reg.multi[m].varb, reg.multi[m].zthhthi)
reg.multi[m].vm = spdot(psi1, np.dot(psi0, psi1.T))
except:
reg.multi[m].vm = spdot(
reg.multi[m].xtxi, np.dot(psi0, reg.multi[m].xtxi))
reg.vm[(counter * reg.kr):((counter + 1) * reg.kr),
(counter * reg.kr):((counter + 1) * reg.kr)] = reg.multi[m].vm
counter += 1
def hac_multi(reg, gwk, constant=False):
"""
HAC robust estimation of the variance-covariance matrix for multi-regression object
Parameters
----------
reg : Regression object (OLS or TSLS)
output instance from a regression model
gwk : PySAL weights object
Spatial weights based on kernel functions
Returns
--------
psi : kxk array
Robust estimation of the variance-covariance
"""
if not constant:
reg.hac_var = check_constant(reg.hac_var)
xu = spbroadcast(reg.hac_var, reg.u)
gwkxu = lag_spatial(gwk, xu)
psi0 = spdot(xu.T, gwkxu)
counter = 0
for m in reg.multi:
reg.multi[m].robust = 'hac'
reg.multi[m].name_gwk = reg.name_gwk
try:
psi1 = spdot(reg.multi[m].varb, reg.multi[m].zthhthi)
reg.multi[m].vm = spdot(psi1, np.dot(psi0, psi1.T))
except:
reg.multi[m].vm = spdot(reg.multi[m].xtxi,
np.dot(psi0, reg.multi[m].xtxi))
reg.vm[(counter * reg.kr):((counter + 1) * reg.kr),
(counter * reg.kr):((counter + 1) * reg.kr)] = reg.multi[m].vm
counter += 1
def __init__(self, y, x,\
w=None,\
robust=None, gwk=None, sig2n_k=True,\
nonspat_diag=True, spat_diag=False, moran=False,\
vm=False, name_y=None, name_x=None,\
name_w=None, name_gwk=None, name_ds=None):
n = USER.check_arrays(y, x)
USER.check_y(y, n)
USER.check_weights(w, y)
USER.check_robust(robust, gwk)
USER.check_spat_diag(spat_diag, w)
x_constant = USER.check_constant(x)
BaseOLS.__init__(self, y=y, x=x_constant, robust=robust,\
gwk=gwk, sig2n_k=sig2n_k)
self.title = "ORDINARY LEAST SQUARES"
self.name_ds = USER.set_name_ds(name_ds)
self.name_y = USER.set_name_y(name_y)
self.name_x = USER.set_name_x(name_x, x)
self.robust = USER.set_robust(robust)
self.name_w = USER.set_name_w(name_w, w)
self.name_gwk = USER.set_name_w(name_gwk, gwk)
SUMMARY.OLS(reg=self, vm=vm, w=w, nonspat_diag=nonspat_diag,\
spat_diag=spat_diag, moran=moran)
