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Regressor function object for JPoint4E fit using JGandalf minimiser. More...
#include <JShowerBrightPointRegressor.hh>
Public Types | |
typedef JTOOLS::JSplineFunction1S_t | JFunction1D_t |
typedef JTOOLS::JMAPLIST< JTOOLS::JPolint2FunctionalMap, JTOOLS::JPolint1FunctionalGridMap >::maplist | JPDFMapList_t |
typedef JPHYSICS::JPDFTable< JFunction1D_t, JPDFMapList_t > | JPDF_t |
typedef JGandalf< JPoint4E > | minimiser_type |
typedef JRegressor< JPoint4E, JGandalf > | regressor_type |
typedef minimiser_type::result_type | result_type |
typedef JFIT_LOCAL::JTypedef_t< JModel_t >::parameter_type | parameter_type |
Data type of fit parameter. More... | |
Public Member Functions | |
JRegressor (const std::string &fileDescriptor, const double TTS, const int numberOfPoints=25, const double epsilon=1.0e-10) | |
Parameterized constructor. More... | |
template<class JHit_t > | |
result_type | operator() (const JPoint4E &vx, const JHit_t &hit) const |
Fit function. More... | |
JPDF_t::result_type | getH0 (const double R_Hz, const double t1) const |
Get background hypothesis value for time differentiated PDF. More... | |
JPDF_t::result_type | getH1 (const double D, const double ct, const double t) const |
Get signal hypothesis value per 1 GeV for bright point emission PDF. More... | |
double | getRmax () const |
Get maximal road width of PDF. More... | |
result_type | operator() (const JPoint4E &value, T __begin, T __end) |
Global fit. More... | |
template<class JFunction_t , class T , class ... Args> | |
result_type | operator() (const JFunction_t &fit, T __begin, T __end, Args ...args) |
Multi-dimensional fit of multiple data sets. More... | |
Public Attributes | |
JPDF_t | pdf [NUMBER_OF_PDFS] |
PDF. More... | |
std::vector< parameter_type > | parameters |
fit parameters More... | |
int | numberOfIterations |
number of iterations More... | |
double | lambda |
control parameter More... | |
JModel_t | value |
value More... | |
JModel_t | error |
error More... | |
JMATH::JMatrixNS | V |
Hesse matrix. More... | |
Static Public Attributes | |
static JTimeRange | T_ns |
Time window with respect to Cherenkov hypothesis [ns]. More... | |
static double | Vmax_npe = std::numeric_limits<double>::max() |
Maximal integral of PDF [npe]. More... | |
static const int | NUMBER_OF_PDFS = 2 |
static const JPDFType_t | pdf_t [NUMBER_OF_PDFS] |
PDF types. More... | |
static int | MAXIMUM_ITERATIONS = 1000 |
maximal number of iterations More... | |
static double | EPSILON = 1.0e-3 |
maximal distance to minimum More... | |
static bool | EPSILON_ABSOLUTE = false |
set epsilon to absolute difference instead of relative More... | |
static double | LAMBDA_MIN = 0.01 |
minimal value control parameter More... | |
static double | LAMBDA_MAX = 100.0 |
maximal value control parameter More... | |
static double | LAMBDA_UP = 10.0 |
multiplication factor control parameter More... | |
static double | LAMBDA_DOWN = 10.0 |
multiplication factor control parameter More... | |
static double | PIVOT = std::numeric_limits<double>::epsilon() |
minimal value diagonal element of Hesse matrix More... | |
static int | debug = 0 |
debug level (default is off). More... | |
Private Member Functions | |
void | reset () |
Reset current parameters. More... | |
template<class JFunction_t , class T , class ... Args> | |
void | update (const JFunction_t &fit, T __begin, T __end, Args ...args) |
Recursive method to update current parameters. More... | |
template<class JFunction_t > | |
void | update (const JFunction_t &fit) |
Termination method to update current parameters. More... | |
Static Private Member Functions | |
static double | get (const JModel_t &model, double JModel_t::*parameter) |
Read/write access to parameter value by data member. More... | |
static double & | get (JModel_t &model, double JModel_t::*parameter) |
Read/write access to parameter value by data member. More... | |
static double | get (const JModel_t &model, const size_t index) |
Read/write access to parameter value by index. More... | |
static double & | get (JModel_t &model, const size_t index) |
Read/write access to parameter value by index. More... | |
static double | get (const JModel_t &model, const int index) |
Read/write access to parameter value by index. More... | |
static double & | get (JModel_t &model, const int index) |
Read/write access to parameter value by index. More... | |
Private Attributes | |
std::vector< double > | h |
JMATH::JVectorND | x |
struct { | |
result_type result | |
} | current |
struct { | |
JModel_t value | |
result_type result | |
} | previous |
Regressor function object for JPoint4E fit using JGandalf minimiser.
Definition at line 44 of file JShowerBrightPointRegressor.hh.
Definition at line 49 of file JShowerBrightPointRegressor.hh.
typedef JTOOLS::JMAPLIST<JTOOLS::JPolint2FunctionalMap, JTOOLS::JPolint1FunctionalGridMap>::maplist JFIT::JRegressor< JPoint4E, JGandalf >::JPDFMapList_t |
Definition at line 51 of file JShowerBrightPointRegressor.hh.
typedef JPHYSICS::JPDFTable<JFunction1D_t, JPDFMapList_t> JFIT::JRegressor< JPoint4E, JGandalf >::JPDF_t |
Definition at line 52 of file JShowerBrightPointRegressor.hh.
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inherited |
Definition at line 80 of file JRegressor.hh.
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inherited |
Definition at line 81 of file JRegressor.hh.
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inherited |
Definition at line 82 of file JRegressor.hh.
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inherited |
Data type of fit parameter.
Definition at line 95 of file JGandalf.hh.
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inline |
Parameterized constructor.
The PDF file descriptor should contain the wild card character JPHYSICS::WILDCARD which will be replaced by the corresponding PDF types.
fileDescriptor | PDF file descriptor |
TTS | TTS [ns] |
numberOfPoints | number of points for Gauss-Hermite integration of TTS |
epsilon | precision for Gauss-Hermite integration of TTS |
Definition at line 66 of file JShowerBrightPointRegressor.hh.
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inline |
Fit function.
This method is used to determine the chi2 and gradient of given hit with respect a bright point emitting isotropically
JHit_t refers to a data structure which should have the following member methods:
vx | shower vertex |
hit | hit |
Definition at line 130 of file JShowerBrightPointRegressor.hh.
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inline |
Get background hypothesis value for time differentiated PDF.
R_Hz | rate [Hz] |
t1 | time [ns] |
Definition at line 194 of file JShowerBrightPointRegressor.hh.
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inline |
Get signal hypothesis value per 1 GeV for bright point emission PDF.
D | hit distance from shower vertex [m] |
ct | cosine of the HIT angle |
t | arrival time of the light |
Definition at line 210 of file JShowerBrightPointRegressor.hh.
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inline |
Get maximal road width of PDF.
Definition at line 254 of file JShowerBrightPointRegressor.hh.
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inlineinherited |
Global fit.
value | start value |
__begin | begin of data set |
__end | end of data set |
Definition at line 94 of file JRegressor.hh.
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inlineinherited |
Multi-dimensional fit of multiple data sets.
The fit function should return the chi2 as well as the partial derivatives for the current value of the model and a given data point.
fit | fit function |
__begin | begin of data |
__end | end of data |
args | optional data |
Definition at line 160 of file JGandalf.hh.
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inlineprivateinherited |
Reset current parameters.
Definition at line 349 of file JGandalf.hh.
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inlineprivateinherited |
Recursive method to update current parameters.
fit | fit function |
__begin | begin of data |
__end | end of data |
args | optional data |
Definition at line 369 of file JGandalf.hh.
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inlineprivateinherited |
Termination method to update current parameters.
fit | fit function |
Definition at line 395 of file JGandalf.hh.
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inlinestaticprivateinherited |
Read/write access to parameter value by data member.
model | model |
parameter | parameter |
Definition at line 412 of file JGandalf.hh.
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inlinestaticprivateinherited |
Read/write access to parameter value by data member.
model | model |
parameter | parameter |
Definition at line 425 of file JGandalf.hh.
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inlinestaticprivateinherited |
Read/write access to parameter value by index.
model | model |
index | index |
Definition at line 438 of file JGandalf.hh.
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inlinestaticprivateinherited |
Read/write access to parameter value by index.
model | model |
index | index |
Definition at line 451 of file JGandalf.hh.
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inlinestaticprivateinherited |
Read/write access to parameter value by index.
model | model |
index | index |
Definition at line 464 of file JGandalf.hh.
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inlinestaticprivateinherited |
Read/write access to parameter value by index.
model | model |
index | index |
Definition at line 477 of file JGandalf.hh.
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static |
Time window with respect to Cherenkov hypothesis [ns].
Default values.
Definition at line 271 of file JShowerBrightPointRegressor.hh.
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static |
Maximal integral of PDF [npe].
Definition at line 272 of file JShowerBrightPointRegressor.hh.
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static |
Definition at line 274 of file JShowerBrightPointRegressor.hh.
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static |
PDF types.
Definition at line 276 of file JShowerBrightPointRegressor.hh.
JPDF_t JFIT::JRegressor< JPoint4E, JGandalf >::pdf[NUMBER_OF_PDFS] |
PDF.
Definition at line 278 of file JShowerBrightPointRegressor.hh.
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staticinherited |
maximal number of iterations
maximal number of iterations.
Definition at line 329 of file JGandalf.hh.
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staticinherited |
maximal distance to minimum
maximal distance to minimum.
Definition at line 330 of file JGandalf.hh.
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staticinherited |
set epsilon to absolute difference instead of relative
set epsilon to absolute difference instead of relative.
Definition at line 331 of file JGandalf.hh.
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staticinherited |
minimal value control parameter
Definition at line 332 of file JGandalf.hh.
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staticinherited |
maximal value control parameter
Definition at line 333 of file JGandalf.hh.
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staticinherited |
multiplication factor control parameter
Definition at line 334 of file JGandalf.hh.
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staticinherited |
multiplication factor control parameter
Definition at line 335 of file JGandalf.hh.
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staticinherited |
minimal value diagonal element of Hesse matrix
minimal value diagonal element of matrix
Definition at line 336 of file JGandalf.hh.
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inherited |
fit parameters
Definition at line 338 of file JGandalf.hh.
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inherited |
number of iterations
Definition at line 339 of file JGandalf.hh.
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inherited |
control parameter
Definition at line 340 of file JGandalf.hh.
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inherited |
value
Definition at line 341 of file JGandalf.hh.
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inherited |
error
Definition at line 342 of file JGandalf.hh.
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inherited |
Hesse matrix.
Definition at line 343 of file JGandalf.hh.
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privateinherited |
Definition at line 482 of file JGandalf.hh.
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privateinherited |
Definition at line 483 of file JGandalf.hh.
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inherited |
Definition at line 486 of file JGandalf.hh.
struct { ... } JFIT::JGandalf< JModel_t >::current |
struct { ... } JFIT::JGandalf< JModel_t >::previous |
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staticinherited |
debug level (default is off).
Definition at line 45 of file JMessage.hh.