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static int | _saveNSintegralStateH5 (LALH5File *group, NSintegralState *s) |
Utility functions for the resume functionality. More... | |
static int | _loadNSintegralStateH5 (LALH5File *group, NSintegralState *s) |
static int | ReadNSCheckPointH5 (char *filename, LALInferenceRunState *runState, NSintegralState *s) |
static int | WriteNSCheckPointH5 (char *filename, LALInferenceRunState *runState, NSintegralState *s) |
static int | CheckOutputFileContents (char *filename) |
static int | syncLivePointsDifferentialPoints (LALInferenceRunState *state, LALInferenceThreadState *thread) |
Sync the live points to the differential evolution buffer. More... | |
static void | catch_interrupt (UNUSED int sig, UNUSED siginfo_t *siginfo, UNUSED void *context) |
static void | catch_alarm (UNUSED int sig, UNUSED siginfo_t *siginfo, UNUSED void *context) |
static void | install_resume_handler (int checkpoint_exit) |
Install the signal handlers for checkpointing. More... | |
static UINT4 | UpdateNMCMC (LALInferenceRunState *runState) |
static REAL8 | LALInferenceNSSample_logt (int Nlive, gsl_rng *RNG) |
static REAL8 | mean (REAL8 *array, int N) |
static void | LALInferenceNScalcCVM (gsl_matrix **cvm, LALInferenceVariables **Live, UINT4 Nlive) |
Calculate covariance matrix from a collection of live points. More... | |
static double | logsubexp (double a, double b) |
static void | SetupEigenProposals (LALInferenceRunState *runState) |
static REAL8 | incrementEvidenceSamples (gsl_rng *GSLrandom, UINT4 Nlive, REAL8 logL, NSintegralState *s) |
Update the internal state of the integrator after receiving the lowest logL value logL. More... | |
static void | printAdaptiveJumpSizes (FILE *file, LALInferenceThreadState *threadState) |
static NSintegralState * | initNSintegralState (UINT4 Nruns, UINT4 Nlive) |
void | LALInferenceNestedSamplingAlgorithmInit (LALInferenceRunState *runState) |
Initialise the nested sampling algorithm by reading from the commandLine and setting up algorithmParams. More... | |
void | LALInferenceNestedSamplingAlgorithm (LALInferenceRunState *runState) |
NestedSamplingAlgorithm implements the nested sampling algorithm, see e.g. More... | |
LALInferenceVariables * | LALInferenceComputeAutoCorrelation (LALInferenceRunState *runState, UINT4 max_iterations, LALInferenceEvolveOneStepFunction evolve) |
Compute the autocorrelation length from the sampler at the current global iteration. More... | |
UINT4 | LALInferenceMCMCSamplePrior (LALInferenceRunState *runState) |
Perform one MCMC iteration on runState->currentParams. More... | |
UINT4 | LALInferenceMCMCSamplePriorNTimes (LALInferenceRunState *runState, UINT4 N) |
Sample the prior N times, returns number of acceptances. More... | |
void | LALInferenceProjectSampleOntoEigenvectors (LALInferenceVariables *params, gsl_matrix *eigenvectors, REAL8Vector **projection) |
Project the sample in params onto the eigenvectors given in eigenvectors. More... | |
INT4 | LALInferenceNestedSamplingCachedSampler (LALInferenceRunState *runState) |
INT4 | LALInferenceNestedSamplingSloppySample (LALInferenceRunState *runState) |
Sample the limited prior distribution using the MCMC method as usual, but run a sub-chain of x iterations which doesn't check the likelihood bound. More... | |
INT4 | LALInferenceNestedSamplingOneStep (LALInferenceRunState *runState) |
A single iteration of the NS algorithm. More... | |
void | LALInferenceSetupLivePointsArray (LALInferenceRunState *runState) |
Setup the live points by calling runState->initVariables on each of them if it is specified. More... | |
Go to the source code of this file.
Data Structures | |
struct | NSintegralState |
structure holding internal state of the NS integrator More... | |
Macros | |
#define | PROGRAM_NAME "LALInferenceNestedSampler.c" |
#define | CVS_ID_STRING "$Id$" |
#define | CVS_REVISION "$Revision$" |
#define | CVS_SOURCE "$Source$" |
#define | CVS_DATE "$Date$" |
#define | CVS_NAME_STRING "$Name$" |
#define | MAX_MCMC 5000 /* Maximum chain length, set to be higher than expected from a reasonable run */ |
#define | ACF_TOLERANCE 0.01 /* Desired maximum correlation of MCMC samples */ |
Variables | |
static int | __chainfile_iter |
static struct itimerval | checkpoint_timer |
static volatile sig_atomic_t | __ns_saveStateFlag = 0 |
static volatile sig_atomic_t | __ns_exitFlag = 0 |
#define PROGRAM_NAME "LALInferenceNestedSampler.c" |
Definition at line 30 of file LALInferenceNestedSampler.c.
#define CVS_ID_STRING "$Id$" |
Definition at line 31 of file LALInferenceNestedSampler.c.
#define CVS_REVISION "$Revision$" |
Definition at line 32 of file LALInferenceNestedSampler.c.
#define CVS_SOURCE "$Source$" |
Definition at line 33 of file LALInferenceNestedSampler.c.
#define CVS_DATE "$Date$" |
Definition at line 34 of file LALInferenceNestedSampler.c.
#define CVS_NAME_STRING "$Name$" |
Definition at line 35 of file LALInferenceNestedSampler.c.
#define MAX_MCMC 5000 /* Maximum chain length, set to be higher than expected from a reasonable run */ |
Definition at line 37 of file LALInferenceNestedSampler.c.
#define ACF_TOLERANCE 0.01 /* Desired maximum correlation of MCMC samples */ |
Definition at line 38 of file LALInferenceNestedSampler.c.
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Utility functions for the resume functionality.
Write the current state to a checkpoint file the given filename Read the given filename to populate a given LALInferenceRunState and NSintegralState
Definition at line 68 of file LALInferenceNestedSampler.c.
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Definition at line 81 of file LALInferenceNestedSampler.c.
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Definition at line 164 of file LALInferenceNestedSampler.c.
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Definition at line 98 of file LALInferenceNestedSampler.c.
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Definition at line 145 of file LALInferenceNestedSampler.c.
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Sync the live points to the differential evolution buffer.
Definition at line 1738 of file LALInferenceNestedSampler.c.
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Definition at line 230 of file LALInferenceNestedSampler.c.
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Definition at line 239 of file LALInferenceNestedSampler.c.
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Install the signal handlers for checkpointing.
If checkpoint_exit!=0, then install the catch_alarm_condor_exit_code handler to exit after checkpointing
Definition at line 250 of file LALInferenceNestedSampler.c.
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Definition at line 402 of file LALInferenceNestedSampler.c.
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Definition at line 395 of file LALInferenceNestedSampler.c.
Definition at line 387 of file LALInferenceNestedSampler.c.
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Calculate covariance matrix from a collection of live points.
Definition at line 448 of file LALInferenceNestedSampler.c.
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Definition at line 301 of file LALInferenceNestedSampler.c.
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Definition at line 1676 of file LALInferenceNestedSampler.c.
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Update the internal state of the integrator after receiving the lowest logL value logL.
Definition at line 321 of file LALInferenceNestedSampler.c.
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Definition at line 343 of file LALInferenceNestedSampler.c.
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Definition at line 365 of file LALInferenceNestedSampler.c.
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Definition at line 46 of file LALInferenceNestedSampler.c.
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Definition at line 46 of file LALInferenceNestedSampler.c.
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Definition at line 223 of file LALInferenceNestedSampler.c.
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Definition at line 225 of file LALInferenceNestedSampler.c.