def initwithsize(self, curshape, dim):
# DIM-dependent initialization
if self.dim != dim:
if self.zerox:
self.xopt = zeros(dim)
else:
self.xopt = compute_xopt(self.rseed, dim)
self.rotation = compute_rotation(self.rseed + 1e6, dim)
self.scales = (self.condition ** .5) ** linspace(0, 1, dim)
self.linearTF = dot(compute_rotation(self.rseed, dim), diag(self.scales))
self.linearTF = dot(self.linearTF, self.rotation)
# DIM- and POPSI-dependent initialisations of DIM*POPSI matrices
if self.lastshape != curshape:
self.dim = dim
self.lastshape = curshape
self.arrxopt = resize(self.xopt, curshape)
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