Inversi Menggunakan Maginv3d.docx

MAGINV3D started on: 4/03/2019 10:20:37 with the following parameters: Input file: G:\Untitled_inv.inp mode: 1 (fixed target misfit) chifact: 0.10000E+01 Observations file: G:\datamag.mag Sensitivity file: maginv3d.mtx Initial Model: null Reference Model: null Alpha's (s, e, n, z): 0.10000E-03 1.000 1.000 1.000 3D weighting file: null # of data: 7310 # of cells in model: 731000 # of cells in mesh: 731000

Memory allocated: 44.6Mb --- Setup the preliminaries for the inversion --Memory allocated: 74243.3Kb Memory released: 74243.3Kb Memory allocated: 293.7Mb cpu time: 0:00:02 --- Begin line search without positivity --Memory allocated: 22843.8Kb multiplier: 0.586520E+05 CG iterations: 67 data misfit: 0.120092E+06 model norm: 0.203491E+01 total objective: 0.239443E+06 cpu time: 0:00:27 multiplier: 0.117304E+05 CG iterations: 106 data misfit: 0.292047E+05 model norm: 0.534505E+01 total objective: 0.919043E+05 cpu time: 0:00:43 multiplier: 0.242438E+04 CG iterations: 235 data misfit: 0.549197E+04

model norm: 0.939318E+01 total objective: 0.282646E+05 cpu time: 0:01:33 Memory released: 22843.8Kb Summary of line search without positivity Misfit Model Norm Multiplier 0.5492E+04 0.9393E+01 0.2424E+04 0.2920E+05 0.5345E+01 0.1173E+05 0.1201E+06 0.2035E+01 0.5865E+05 --- Finished line search without positivity ---

--- Begin logarithmic barrier iterations --Memory allocated: 22843.8Kb lag. multiplier: 0.158761E+04 initial misfit: 0.764901E+07 initial norm: 0.974611E+00 initial total obj: 0.765056E+07 barrier parameter: 0.917764E+00 barrier norm: 0.833609E+07 Iteration: 1 barrier parameter: 0.917764E+00 CG iterations: 2 step length: 0.100000E+01 achieved misfit: 0.798075E+06 model norm: 0.980257E+00 total objective: 0.799632E+06 barrier norm: 0.802403E+07 cpu time: 0:00:02 Iteration: 2 barrier parameter: 0.688323E-01 CG iterations: 4 step length: 0.713168E+00 achieved misfit: 0.739470E+06 model norm: 0.989186E+00 total objective: 0.741040E+06 barrier norm: 0.779593E+07 cpu time: 0:00:03 Iteration: 3 barrier parameter: 0.197433E-01

CG iterations: 4 step length: 0.106169E+00 achieved misfit: 0.718099E+06 model norm: 0.992983E+00 total objective: 0.719675E+06 barrier norm: 0.780962E+07 cpu time: 0:00:03 Iteration: 4 barrier parameter: 0.176472E-01 CG iterations: 6 step length: 0.587259E-01 achieved misfit: 0.701578E+06 model norm: 0.999319E+00 total objective: 0.703165E+06 barrier norm: 0.778218E+07 cpu time: 0:00:04 Iteration: 5 barrier parameter: 0.166108E-01 CG iterations: 19 step length: 0.360326E-01 achieved misfit: 0.686624E+06 model norm: 0.100758E+01 total objective: 0.688223E+06 barrier norm: 0.776501E+07 cpu time: 0:00:09 Iteration: 6 barrier parameter: 0.160123E-01 CG iterations: 15 step length: 0.358048E-01 achieved misfit: 0.670149E+06 model norm: 0.102132E+01 total objective: 0.671770E+06 barrier norm: 0.775057E+07 cpu time: 0:00:07 Iteration: 7 barrier parameter: 0.154390E-01 CG iterations: 29 step length: 0.229838E-01 achieved misfit: 0.658006E+06 model norm: 0.103553E+01 total objective: 0.659650E+06 barrier norm: 0.773931E+07 cpu time: 0:00:13

Iteration: 8 barrier parameter: 0.150841E-01 CG iterations: 38 step length: 0.163045E-01 achieved misfit: 0.648639E+06 model norm: 0.104975E+01 total objective: 0.650306E+06 barrier norm: 0.773094E+07 cpu time: 0:00:16 Iteration: 9 barrier parameter: 0.148382E-01 CG iterations: 92 step length: 0.224683E-01 achieved misfit: 0.634575E+06 model norm: 0.107915E+01 total objective: 0.636288E+06 barrier norm: 0.772011E+07 cpu time: 0:00:37 Iteration: 10 barrier parameter: 0.145048E-01 CG iterations: 87 step length: 0.171271E-01 achieved misfit: 0.623762E+06 model norm: 0.110925E+01 total objective: 0.625523E+06 barrier norm: 0.771251E+07 cpu time: 0:00:35 Iteration: 11 barrier parameter: 0.142564E-01 CG iterations: 96 step length: 0.996257E-02 achieved misfit: 0.617405E+06 model norm: 0.113020E+01 total objective: 0.619199E+06 barrier norm: 0.770844E+07 cpu time: 0:00:39 Iteration: 12 barrier parameter: 0.141144E-01 CG iterations: 102 step length: 0.213851E-01 achieved misfit: 0.603785E+06 model norm: 0.118409E+01 total objective: 0.605665E+06 barrier norm: 0.770056E+07

cpu time: 0:00:41 Iteration: 13 barrier parameter: 0.138125E-01 CG iterations: 107 step length: 0.190561E-01 achieved misfit: 0.591787E+06 model norm: 0.124214E+01 total objective: 0.593759E+06 barrier norm: 0.769428E+07 cpu time: 0:00:43 Iteration: 14 barrier parameter: 0.135493E-01 CG iterations: 97 step length: 0.287687E-01 achieved misfit: 0.574085E+06 model norm: 0.134665E+01 total objective: 0.576223E+06 barrier norm: 0.768662E+07 cpu time: 0:00:39 Iteration: 15 barrier parameter: 0.131595E-01 CG iterations: 107 step length: 0.228565E-01 achieved misfit: 0.560427E+06 model norm: 0.144435E+01 total objective: 0.562720E+06 barrier norm: 0.768123E+07 cpu time: 0:00:43 Iteration: 16 barrier parameter: 0.128587E-01 CG iterations: 154 step length: 0.250237E-01 achieved misfit: 0.545695E+06 model norm: 0.157041E+01 total objective: 0.548189E+06 barrier norm: 0.767617E+07 cpu time: 0:01:02 Iteration: 17 barrier parameter: 0.125370E-01 CG iterations: 241 step length: 0.191519E-01 achieved misfit: 0.534612E+06 model norm: 0.167445E+01

total objective: 0.537270E+06 barrier norm: 0.767280E+07 cpu time: 0:01:36 Iteration: 18 barrier parameter: 0.122969E-01 CG iterations: 139 step length: 0.174147E-01 achieved misfit: 0.524977E+06 model norm: 0.178041E+01 total objective: 0.527803E+06 barrier norm: 0.767022E+07 cpu time: 0:00:56 Iteration: 19 barrier parameter: 0.120827E-01 CG iterations: 130 step length: 0.192047E-01 achieved misfit: 0.514635E+06 model norm: 0.190497E+01 total objective: 0.517659E+06 barrier norm: 0.766770E+07 cpu time: 0:00:52 Iteration: 20 barrier parameter: 0.118507E-01 CG iterations: 131 step length: 0.180531E-01 achieved misfit: 0.505254E+06 model norm: 0.202709E+01 total objective: 0.508473E+06 barrier norm: 0.766566E+07 cpu time: 0:00:51 Iteration: 21 barrier parameter: 0.116367E-01 CG iterations: 163 step length: 0.465540E-01 achieved misfit: 0.481714E+06 model norm: 0.238862E+01 total objective: 0.485506E+06 barrier norm: 0.766240E+07 cpu time: 0:01:04 Iteration: 22 barrier parameter: 0.110950E-01 CG iterations: 242 step length: 0.347944E-01

achieved misfit: 0.465179E+06 model norm: 0.268427E+01 total objective: 0.469441E+06 barrier norm: 0.766096E+07 cpu time: 0:01:34 Iteration: 23 barrier parameter: 0.107089E-01 CG iterations: 237 step length: 0.351099E-01 achieved misfit: 0.449433E+06 model norm: 0.300487E+01 total objective: 0.454203E+06 barrier norm: 0.766061E+07 cpu time: 0:01:32 Iteration: 24 barrier parameter: 0.103330E-01 CG iterations: 256 step length: 0.335564E-01 achieved misfit: 0.435192E+06 model norm: 0.332703E+01 total objective: 0.440474E+06 barrier norm: 0.766118E+07 cpu time: 0:01:39 Iteration: 25 barrier parameter: 0.998622E-02 CG iterations: 148 step length: 0.290535E-01 achieved misfit: 0.423700E+06 model norm: 0.360976E+01 total objective: 0.429430E+06 barrier norm: 0.766208E+07 cpu time: 0:00:58 Iteration: 26 barrier parameter: 0.969609E-02 CG iterations: 150 step length: 0.419274E-01 achieved misfit: 0.407922E+06 model norm: 0.403851E+01 total objective: 0.414333E+06 barrier norm: 0.766467E+07 cpu time: 0:00:59 Iteration: 27 barrier parameter: 0.928955E-02

CG iterations: 208 step length: 0.477918E-01 achieved misfit: 0.391003E+06 model norm: 0.456067E+01 total objective: 0.398243E+06 barrier norm: 0.766928E+07 cpu time: 0:01:21 Iteration: 28 barrier parameter: 0.884559E-02 CG iterations: 277 step length: 0.344220E-01 achieved misfit: 0.379622E+06 model norm: 0.494274E+01 total objective: 0.387469E+06 barrier norm: 0.767337E+07 cpu time: 0:01:47 Iteration: 29 barrier parameter: 0.854111E-02 CG iterations: 255 step length: 0.427051E-01 achieved misfit: 0.366370E+06 model norm: 0.543431E+01 total objective: 0.374998E+06 barrier norm: 0.767961E+07 cpu time: 0:01:39 Iteration: 30 barrier parameter: 0.817636E-02 CG iterations: 250 step length: 0.463109E-01 achieved misfit: 0.353004E+06 model norm: 0.597801E+01 total objective: 0.362495E+06 barrier norm: 0.768754E+07 cpu time: 0:01:37 Iteration: 31 barrier parameter: 0.779770E-02 CG iterations: 266 step length: 0.513859E-01 achieved misfit: 0.339285E+06 model norm: 0.659176E+01 total objective: 0.349750E+06 barrier norm: 0.769731E+07 cpu time: 0:01:43

Iteration: 32 barrier parameter: 0.739701E-02 CG iterations: 247 step length: 0.584106E-01 achieved misfit: 0.325050E+06 model norm: 0.729908E+01 total objective: 0.336638E+06 barrier norm: 0.771030E+07 cpu time: 0:01:36 Iteration: 33 barrier parameter: 0.696495E-02 CG iterations: 306 step length: 0.501513E-01 achieved misfit: 0.313896E+06 model norm: 0.789809E+01 total objective: 0.326435E+06 barrier norm: 0.772250E+07 cpu time: 0:01:59 Iteration: 34 barrier parameter: 0.661565E-02 CG iterations: 243 step length: 0.747535E-01 achieved misfit: 0.298820E+06 model norm: 0.880487E+01 total objective: 0.312799E+06 barrier norm: 0.774314E+07 cpu time: 0:01:34 Iteration: 35 barrier parameter: 0.612110E-02 CG iterations: 208 step length: 0.913455E-01 achieved misfit: 0.282710E+06 model norm: 0.989985E+01 total objective: 0.298427E+06 barrier norm: 0.777152E+07 cpu time: 0:01:21 Iteration: 36 barrier parameter: 0.556197E-02 CG iterations: 251 step length: 0.789894E-01 achieved misfit: 0.270651E+06 model norm: 0.108233E+02 total objective: 0.287834E+06 barrier norm: 0.779827E+07

cpu time: 0:01:37 Iteration: 37 barrier parameter: 0.512263E-02 CG iterations: 213 step length: 0.100733E+00 achieved misfit: 0.257299E+06 model norm: 0.119662E+02 total objective: 0.276297E+06 barrier norm: 0.783570E+07 cpu time: 0:01:23 Iteration: 38 barrier parameter: 0.460661E-02 CG iterations: 179 step length: 0.956496E-01 achieved misfit: 0.246555E+06 model norm: 0.129917E+02 total objective: 0.267181E+06 barrier norm: 0.787442E+07 cpu time: 0:01:10 Iteration: 39 barrier parameter: 0.416599E-02 CG iterations: 293 step length: 0.891668E-01 achieved misfit: 0.237887E+06 model norm: 0.139123E+02 total objective: 0.259974E+06 barrier norm: 0.791274E+07 cpu time: 0:01:53 Iteration: 40 barrier parameter: 0.379453E-02 CG iterations: 179 step length: 0.107326E+00 achieved misfit: 0.229044E+06 model norm: 0.149245E+02 total objective: 0.252738E+06 barrier norm: 0.796195E+07 cpu time: 0:01:09 Iteration: 41 barrier parameter: 0.338728E-02 CG iterations: 346 step length: 0.930617E-01 achieved misfit: 0.222418E+06 model norm: 0.157704E+02

total objective: 0.247455E+06 barrier norm: 0.800605E+07 cpu time: 0:02:13 Iteration: 42 barrier parameter: 0.307205E-02 CG iterations: 359 step length: 0.109303E+00 achieved misfit: 0.215720E+06 model norm: 0.166935E+02 total objective: 0.242223E+06 barrier norm: 0.806031E+07 cpu time: 0:02:18 Iteration: 43 barrier parameter: 0.273627E-02 CG iterations: 294 step length: 0.100913E+00 achieved misfit: 0.210475E+06 model norm: 0.174998E+02 total objective: 0.238258E+06 barrier norm: 0.811228E+07 cpu time: 0:01:53 Iteration: 44 barrier parameter: 0.246014E-02 CG iterations: 410 step length: 0.115835E+00 achieved misfit: 0.205331E+06 model norm: 0.183437E+02 total objective: 0.234453E+06 barrier norm: 0.817411E+07 cpu time: 0:02:37 Iteration: 45 barrier parameter: 0.217517E-02 CG iterations: 380 step length: 0.115944E+00 achieved misfit: 0.201000E+06 model norm: 0.191167E+02 total objective: 0.231350E+06 barrier norm: 0.823774E+07 cpu time: 0:02:26 Iteration: 46 barrier parameter: 0.192297E-02 CG iterations: 481 step length: 0.140609E+00

achieved misfit: 0.196601E+06 model norm: 0.199662E+02 total objective: 0.228300E+06 barrier norm: 0.831826E+07 cpu time: 0:03:04 Iteration: 47 barrier parameter: 0.165258E-02 CG iterations: 500 step length: 0.885989E-01 achieved misfit: 0.194305E+06 model norm: 0.204490E+02 total objective: 0.226770E+06 barrier norm: 0.836866E+07 cpu time: 0:03:11 Iteration: 48 barrier parameter: 0.150617E-02 CG iterations: 500 step length: 0.183495E+00 achieved misfit: 0.190180E+06 model norm: 0.213951E+02 total objective: 0.224147E+06 barrier norm: 0.848026E+07 cpu time: 0:03:11 Iteration: 49 barrier parameter: 0.122979E-02 CG iterations: 500 step length: 0.193308E+00 achieved misfit: 0.186832E+06 model norm: 0.222420E+02 total objective: 0.222144E+06 barrier norm: 0.860065E+07 cpu time: 0:03:11 Iteration: 50 barrier parameter: 0.992064E-03 CG iterations: 500 step length: 0.843989E-01 achieved misfit: 0.185697E+06 model norm: 0.225440E+02 total objective: 0.221488E+06 barrier norm: 0.865136E+07 cpu time: 0:03:11 Memory released: 22843.8Kb --- Begin logarithmic barrier iterations ---

Memory allocated: 22843.8Kb lag. multiplier: 0.750325E+02 initial misfit: 0.487119E+07 initial norm: 0.226592E+02 initial total obj: 0.487289E+07 barrier parameter: 0.625151E+00 barrier norm: 0.779474E+07 Iteration: 1 barrier parameter: 0.625151E+00 CG iterations: 1 step length: 0.100000E+01 achieved misfit: 0.222635E+06 model norm: 0.227047E+02 total objective: 0.224339E+06 barrier norm: 0.779570E+07 cpu time: 0:00:02 Iteration: 2 barrier parameter: 0.468864E-01 CG iterations: 1 step length: 0.100000E+01 achieved misfit: 0.196360E+06 model norm: 0.227085E+02 total objective: 0.198064E+06 barrier norm: 0.779591E+07 cpu time: 0:00:02 Iteration: 3 barrier parameter: 0.351648E-02 CG iterations: 36 step length: 0.178601E-01 achieved misfit: 0.194108E+06 model norm: 0.237189E+02 total objective: 0.195888E+06 barrier norm: 0.780796E+07 cpu time: 0:00:15 Iteration: 4 barrier parameter: 0.345367E-02 CG iterations: 39 step length: 0.185231E-01 achieved misfit: 0.191964E+06 model norm: 0.247588E+02 total objective: 0.193822E+06 barrier norm: 0.782045E+07 cpu time: 0:00:16

Iteration: 5 barrier parameter: 0.338970E-02 CG iterations: 45 step length: 0.176468E-01 achieved misfit: 0.189905E+06 model norm: 0.258896E+02 total objective: 0.191847E+06 barrier norm: 0.783176E+07 cpu time: 0:00:18 Iteration: 6 barrier parameter: 0.332988E-02 CG iterations: 62 step length: 0.180922E-01 achieved misfit: 0.187837E+06 model norm: 0.271389E+02 total objective: 0.189873E+06 barrier norm: 0.784393E+07 cpu time: 0:00:25 Iteration: 7 barrier parameter: 0.326964E-02 CG iterations: 59 step length: 0.187832E-01 achieved misfit: 0.185833E+06 model norm: 0.284635E+02 total objective: 0.187969E+06 barrier norm: 0.785646E+07 cpu time: 0:00:24 Iteration: 8 barrier parameter: 0.320822E-02 CG iterations: 73 step length: 0.183114E-01 achieved misfit: 0.183960E+06 model norm: 0.298082E+02 total objective: 0.186197E+06 barrier norm: 0.786793E+07 cpu time: 0:00:29 Iteration: 9 barrier parameter: 0.314948E-02 CG iterations: 101 step length: 0.189131E-01 achieved misfit: 0.182058E+06 model norm: 0.313107E+02 total objective: 0.184408E+06

barrier norm: 0.788026E+07 cpu time: 0:00:40 Iteration: 10 barrier parameter: 0.308991E-02 CG iterations: 95 step length: 0.192476E-01 achieved misfit: 0.180276E+06 model norm: 0.328184E+02 total objective: 0.182738E+06 barrier norm: 0.789318E+07 cpu time: 0:00:37 Memory released: 22843.8Kb --- Begin logarithmic barrier iterations --Memory allocated: 22843.8Kb lag. multiplier: 0.150065E+02 initial misfit: 0.803254E+07 initial norm: 0.329791E+02 initial total obj: 0.803303E+07 barrier parameter: 0.107724E+01 barrier norm: 0.745707E+07 Iteration: 1 barrier parameter: 0.107724E+01 CG iterations: 1 step length: 0.100000E+01 achieved misfit: 0.242944E+06 model norm: 0.330812E+02 total objective: 0.243440E+06 barrier norm: 0.745807E+07 cpu time: 0:00:02 Iteration: 2 barrier parameter: 0.807928E-01 CG iterations: 1 step length: 0.100000E+01 achieved misfit: 0.198843E+06 model norm: 0.330914E+02 total objective: 0.199339E+06 barrier norm: 0.745828E+07 cpu time: 0:00:02 Iteration: 3 barrier parameter: 0.605946E-02 CG iterations: 8 step length: 0.459191E-01

achieved misfit: 0.195365E+06 model norm: 0.333951E+02 total objective: 0.195866E+06 barrier norm: 0.749720E+07 cpu time: 0:00:04 Iteration: 4 barrier parameter: 0.578121E-02 CG iterations: 112 step length: 0.191324E-01 achieved misfit: 0.192085E+06 model norm: 0.368374E+02 total objective: 0.192637E+06 barrier norm: 0.750552E+07 cpu time: 0:00:44 Iteration: 5 barrier parameter: 0.567061E-02 CG iterations: 149 step length: 0.206561E-01 achieved misfit: 0.188852E+06 model norm: 0.409745E+02 total objective: 0.189467E+06 barrier norm: 0.751597E+07 cpu time: 0:00:58 Iteration: 6 barrier parameter: 0.555347E-02 CG iterations: 128 step length: 0.212822E-01 achieved misfit: 0.185845E+06 model norm: 0.454401E+02 total objective: 0.186527E+06 barrier norm: 0.752806E+07 cpu time: 0:00:50 Iteration: 7 barrier parameter: 0.543528E-02 CG iterations: 133 step length: 0.226398E-01 achieved misfit: 0.182993E+06 model norm: 0.502569E+02 total objective: 0.183748E+06 barrier norm: 0.754205E+07 cpu time: 0:00:52 Iteration: 8 barrier parameter: 0.531223E-02

CG iterations: 148 step length: 0.255703E-01 achieved misfit: 0.180014E+06 model norm: 0.559656E+02 total objective: 0.180854E+06 barrier norm: 0.755862E+07 cpu time: 0:00:57 Iteration: 9 barrier parameter: 0.517639E-02 CG iterations: 159 step length: 0.278660E-01 achieved misfit: 0.177135E+06 model norm: 0.620175E+02 total objective: 0.178065E+06 barrier norm: 0.757776E+07 cpu time: 0:01:01 Iteration: 10 barrier parameter: 0.503215E-02 CG iterations: 190 step length: 0.332889E-01 achieved misfit: 0.174013E+06 model norm: 0.692988E+02 total objective: 0.175053E+06 barrier norm: 0.760103E+07 cpu time: 0:01:13 Iteration: 11 barrier parameter: 0.486463E-02 CG iterations: 161 step length: 0.314904E-01 achieved misfit: 0.171441E+06 model norm: 0.756705E+02 total objective: 0.172576E+06 barrier norm: 0.762374E+07 cpu time: 0:01:02 Iteration: 12 barrier parameter: 0.471144E-02 CG iterations: 168 step length: 0.282316E-01 achieved misfit: 0.169320E+06 model norm: 0.812677E+02 total objective: 0.170539E+06 barrier norm: 0.764399E+07 cpu time: 0:01:05

Iteration: 13 barrier parameter: 0.457843E-02 CG iterations: 190 step length: 0.280769E-01 achieved misfit: 0.167348E+06 model norm: 0.869286E+02 total objective: 0.168653E+06 barrier norm: 0.766376E+07 cpu time: 0:01:13 Iteration: 14 barrier parameter: 0.444988E-02 CG iterations: 178 step length: 0.321978E-01 achieved misfit: 0.165234E+06 model norm: 0.934663E+02 total objective: 0.166637E+06 barrier norm: 0.768672E+07 cpu time: 0:01:09 Iteration: 15 barrier parameter: 0.430661E-02 CG iterations: 195 step length: 0.394321E-01 achieved misfit: 0.162855E+06 model norm: 0.101319E+03 total objective: 0.164376E+06 barrier norm: 0.771497E+07 cpu time: 0:01:15 Iteration: 16 barrier parameter: 0.413679E-02 CG iterations: 248 step length: 0.288338E-01 achieved misfit: 0.161219E+06 model norm: 0.107263E+03 total objective: 0.162829E+06 barrier norm: 0.773476E+07 cpu time: 0:01:35 Iteration: 17 barrier parameter: 0.401751E-02 CG iterations: 291 step length: 0.295937E-01 achieved misfit: 0.159596E+06 model norm: 0.113577E+03 total objective: 0.161300E+06 barrier norm: 0.775448E+07

cpu time: 0:01:52 Iteration: 18 barrier parameter: 0.389862E-02 CG iterations: 231 step length: 0.351612E-01 achieved misfit: 0.157851E+06 model norm: 0.120633E+03 total objective: 0.159661E+06 barrier norm: 0.777894E+07 cpu time: 0:01:29 Iteration: 19 barrier parameter: 0.376154E-02 CG iterations: 358 step length: 0.236164E-01 achieved misfit: 0.156681E+06 model norm: 0.125381E+03 total objective: 0.158563E+06 barrier norm: 0.779423E+07 cpu time: 0:02:17 Memory released: 22843.8Kb --- Begin logarithmic barrier iterations --Memory allocated: 22843.8Kb lag. multiplier: 0.300130E+01 initial misfit: 0.106538E+09 initial norm: 0.126105E+03 initial total obj: 0.106538E+09 barrier parameter: 0.153759E+02 barrier norm: 0.692891E+07 Iteration: 1 barrier parameter: 0.153759E+02 CG iterations: 2 step length: 0.971502E+00 achieved misfit: 0.148936E+07 model norm: 0.130777E+03 total objective: 0.148975E+07 barrier norm: 0.653056E+07 cpu time: 0:00:02 Iteration: 2 barrier parameter: 0.115319E+01 CG iterations: 1 step length: 0.100000E+01 achieved misfit: 0.400581E+06

model norm: 0.130908E+03 total objective: 0.400974E+06 barrier norm: 0.653091E+07 cpu time: 0:00:02 Iteration: 3 barrier parameter: 0.864893E-01 CG iterations: 4 step length: 0.106044E+00 achieved misfit: 0.373341E+06 model norm: 0.131531E+03 total objective: 0.373736E+06 barrier norm: 0.654341E+07 cpu time: 0:00:03 Iteration: 4 barrier parameter: 0.773176E-01 CG iterations: 6 step length: 0.847720E-01 achieved misfit: 0.349930E+06 model norm: 0.132447E+03 total objective: 0.350328E+06 barrier norm: 0.656168E+07 cpu time: 0:00:03 Iteration: 5 barrier parameter: 0.707632E-01 CG iterations: 6 step length: 0.762416E-01 achieved misfit: 0.331291E+06 model norm: 0.133242E+03 total objective: 0.331691E+06 barrier norm: 0.657881E+07 cpu time: 0:00:03 Iteration: 6 barrier parameter: 0.653681E-01 CG iterations: 6 step length: 0.802288E-01 achieved misfit: 0.313782E+06 model norm: 0.134050E+03 total objective: 0.314185E+06 barrier norm: 0.659755E+07 cpu time: 0:00:03 Iteration: 7 barrier parameter: 0.601237E-01 CG iterations: 10

step length: 0.429919E-01 achieved misfit: 0.304502E+06 model norm: 0.134779E+03 total objective: 0.304906E+06 barrier norm: 0.660957E+07 cpu time: 0:00:05 Iteration: 8 barrier parameter: 0.575389E-01 CG iterations: 17 step length: 0.102560E+00 achieved misfit: 0.284190E+06 model norm: 0.137105E+03 total objective: 0.284602E+06 barrier norm: 0.663904E+07 cpu time: 0:00:08 Iteration: 9 barrier parameter: 0.516377E-01 CG iterations: 16 step length: 0.394093E-01 achieved misfit: 0.277475E+06 model norm: 0.137853E+03 total objective: 0.277888E+06 barrier norm: 0.665021E+07 cpu time: 0:00:07 Iteration: 10 barrier parameter: 0.496027E-01 CG iterations: 21 step length: 0.135629E+00 achieved misfit: 0.256327E+06 model norm: 0.140519E+03 total objective: 0.256748E+06 barrier norm: 0.669122E+07 cpu time: 0:00:09 Iteration: 11 barrier parameter: 0.428751E-01 CG iterations: 23 step length: 0.299964E-01 achieved misfit: 0.252405E+06 model norm: 0.141054E+03 total objective: 0.252828E+06 barrier norm: 0.670021E+07 cpu time: 0:00:10 Iteration:

12

barrier parameter: 0.415890E-01 CG iterations: 22 step length: 0.579648E-01 achieved misfit: 0.245230E+06 model norm: 0.141969E+03 total objective: 0.245656E+06 barrier norm: 0.671802E+07 cpu time: 0:00:10 Iteration: 13 barrier parameter: 0.391783E-01 CG iterations: 18 step length: 0.118113E+00 achieved misfit: 0.232380E+06 model norm: 0.143154E+03 total objective: 0.232809E+06 barrier norm: 0.675436E+07 cpu time: 0:00:08 Iteration: 14 barrier parameter: 0.345509E-01 CG iterations: 38 step length: 0.636286E-01 achieved misfit: 0.225984E+06 model norm: 0.144845E+03 total objective: 0.226419E+06 barrier norm: 0.677475E+07 cpu time: 0:00:16 Iteration: 15 barrier parameter: 0.323525E-01 CG iterations: 25 step length: 0.641468E-01 achieved misfit: 0.220194E+06 model norm: 0.145665E+03 total objective: 0.220631E+06 barrier norm: 0.679649E+07 cpu time: 0:00:11 Iteration: 16 barrier parameter: 0.302771E-01 CG iterations: 54 step length: 0.827030E-01 achieved misfit: 0.213032E+06 model norm: 0.148579E+03 total objective: 0.213478E+06 barrier norm: 0.682374E+07 cpu time: 0:00:22

Iteration: 17 barrier parameter: 0.277731E-01 CG iterations: 31 step length: 0.686633E-01 achieved misfit: 0.207902E+06 model norm: 0.149289E+03 total objective: 0.208350E+06 barrier norm: 0.684823E+07 cpu time: 0:00:13 Iteration: 18 barrier parameter: 0.258661E-01 CG iterations: 28 step length: 0.121749E+00 achieved misfit: 0.199639E+06 model norm: 0.150422E+03 total objective: 0.200091E+06 barrier norm: 0.689363E+07 cpu time: 0:00:12 Iteration: 19 barrier parameter: 0.227169E-01 CG iterations: 41 step length: 0.486432E-01 achieved misfit: 0.196601E+06 model norm: 0.150985E+03 total objective: 0.197054E+06 barrier norm: 0.691312E+07 cpu time: 0:00:17 Iteration: 20 barrier parameter: 0.216119E-01 CG iterations: 43 step length: 0.234204E-01 achieved misfit: 0.195195E+06 model norm: 0.151287E+03 total objective: 0.195649E+06 barrier norm: 0.692263E+07 cpu time: 0:00:17 Memory released: 22843.8Kb --- Begin logarithmic barrier iterations --Memory allocated: 22843.8Kb lag. multiplier: 0.838777E+11 initial misfit: 0.128371E+09 initial norm: 0.152266E+03

initial total obj: 0.127718E+14 barrier parameter: 0.195639E+07 barrier norm: 0.652827E+07 Iteration: 1 barrier parameter: 0.195639E+07 CG iterations: 19 step length: 0.590127E+00 achieved misfit: 0.949830E+09 model norm: 0.340705E+02 total objective: 0.285871E+13 barrier norm: 0.628351E+07 cpu time: 0:00:09 Iteration: 2 barrier parameter: 0.801870E+06 CG iterations: 14 step length: 0.383531E+00 achieved misfit: 0.166490E+10 model norm: 0.158537E+02 total objective: 0.133144E+13 barrier norm: 0.615244E+07 cpu time: 0:00:06 Iteration: 3 barrier parameter: 0.494328E+06 CG iterations: 14 step length: 0.416632E+00 achieved misfit: 0.238443E+10 model norm: 0.769296E+01 total objective: 0.647653E+12 barrier norm: 0.606397E+07 cpu time: 0:00:07 Iteration: 4 barrier parameter: 0.288375E+06 CG iterations: 15 step length: 0.455316E+00 achieved misfit: 0.256158E+10 model norm: 0.411243E+01 total objective: 0.347503E+12 barrier norm: 0.605502E+07 cpu time: 0:00:07 Iteration: 5 barrier parameter: 0.157073E+06 CG iterations: 15 step length: 0.658577E+00

achieved misfit: 0.183152E+10 model norm: 0.188120E+01 total objective: 0.159622E+12 barrier norm: 0.618419E+07 cpu time: 0:00:07 Iteration: 6 barrier parameter: 0.536284E+05 CG iterations: 14 step length: 0.100000E+01 achieved misfit: 0.432656E+09 model norm: 0.380176E+00 total objective: 0.323210E+11 barrier norm: 0.672090E+07 cpu time: 0:00:06 Iteration: 7 barrier parameter: 0.402213E+04 CG iterations: 11 step length: 0.637048E+00 achieved misfit: 0.112661E+09 model norm: 0.985024E-01 total objective: 0.837482E+10 barrier norm: 0.721425E+07 cpu time: 0:00:05 Iteration: 8 barrier parameter: 0.145984E+04 CG iterations: 12 step length: 0.934652E+00 achieved misfit: 0.130156E+08 model norm: 0.107874E-01 total objective: 0.917842E+09 barrier norm: 0.802238E+07 cpu time: 0:00:06 Iteration: 9 barrier parameter: 0.109488E+03 CG iterations: 11 step length: 0.505253E+00 achieved misfit: 0.528152E+07 model norm: 0.398326E-02 total objective: 0.339388E+09 barrier norm: 0.838653E+07 cpu time: 0:00:05 Iteration: 10 barrier parameter: 0.541688E+02

CG iterations: 13 step length: 0.100000E+01 achieved misfit: 0.106859E+07 model norm: 0.287463E-03 total objective: 0.251803E+08 barrier norm: 0.934737E+07 cpu time: 0:00:06 Iteration: 11 barrier parameter: 0.406266E+01 CG iterations: 10 step length: 0.488741E+00 achieved misfit: 0.874428E+06 model norm: 0.119891E-03 total objective: 0.109306E+08 barrier norm: 0.966704E+07 cpu time: 0:00:05 Iteration: 12 barrier parameter: 0.207707E+01 CG iterations: 13 step length: 0.100000E+01 achieved misfit: 0.746838E+06 model norm: 0.118661E-04 total objective: 0.174214E+07 barrier norm: 0.105126E+08 cpu time: 0:00:06 Iteration: 13 barrier parameter: 0.155780E+00 CG iterations: 10 step length: 0.423946E+00 achieved misfit: 0.738950E+06 model norm: 0.560125E-05 total objective: 0.120877E+07 barrier norm: 0.107872E+08 cpu time: 0:00:05 Iteration: 14 barrier parameter: 0.897378E-01 CG iterations: 12 step length: 0.703960E+00 achieved misfit: 0.733397E+06 model norm: 0.143243E-05 total objective: 0.853546E+06 barrier norm: 0.112861E+08 cpu time: 0:00:06

Iteration: 15 barrier parameter: 0.265660E-01 CG iterations: 13 step length: 0.698391E+00 achieved misfit: 0.731837E+06 model norm: 0.402666E-06 total objective: 0.765612E+06 barrier norm: 0.117510E+08 cpu time: 0:00:06 Iteration: 16 barrier parameter: 0.801255E-02 CG iterations: 14 step length: 0.606167E+00 achieved misfit: 0.731368E+06 model norm: 0.145423E-06 total objective: 0.743565E+06 barrier norm: 0.121250E+08 cpu time: 0:00:06 Iteration: 17 barrier parameter: 0.315561E-02 CG iterations: 18 step length: 0.733946E+00 achieved misfit: 0.731123E+06 model norm: 0.410175E-07 total objective: 0.734564E+06 barrier norm: 0.125926E+08 cpu time: 0:00:08 Iteration: 18 barrier parameter: 0.839564E-03 CG iterations: 19 step length: 0.422513E+00 achieved misfit: 0.731061E+06 model norm: 0.214782E-07 total objective: 0.732862E+06 barrier norm: 0.128343E+08 cpu time: 0:00:08 Memory released: 22843.8Kb Summary of line search with positivity Misfit Model Norm Multiplier 0.1952E+06 0.1513E+03 0.3001E+01 0.1567E+06 0.1254E+03 0.1501E+02 0.1803E+06 0.3282E+02 0.7503E+02 0.1857E+06 0.2254E+02 0.1588E+04

0.7311E+06 0.2148E-07 0.8388E+11 Maximum number of points for line search has been reached Program terminated. The inverted model should be acceptable, please check final misfit to ensure this.

total job cpu: 1:38:25 MAGINV3D ended on: 4/03/2019 11:59:05