log_normal_wiener_filter_curvature.py 1.09 KB
Newer Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# Copyright(C) 2013-2018 Max-Planck-Society
#
# NIFTy is being developed at the Max-Planck-Institut fuer Astrophysik
# and financially supported by the Studienstiftung des deutschen Volkes.

Martin Reinecke's avatar
Martin Reinecke committed
19
from ..operators.inversion_enabler import InversionEnabler
Martin Reinecke's avatar
Martin Reinecke committed
20

Martin Reinecke's avatar
cleanup    
Martin Reinecke committed
21

Philipp Arras's avatar
Fixups    
Philipp Arras committed
22
23
def LogNormalWienerFilterCurvature(R, N, S, ht, expp_sspace, inverter):
    LinResp = R * ht.adjoint * expp_sspace * ht
24
25
    t_op = LinResp.adjoint * N.inverse * LinResp
    return InversionEnabler(S.inverse + t_op, inverter)