KalmanCh Class Reference

Kalman filter in square root form. More...

#include <libKF.h>

Inheritance diagram for KalmanCh:

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Collaboration diagram for KalmanCh:

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List of all members.

Public Member Functions

 KalmanCh (RV rvx0, RV rvy0, RV rvu0)
 Default constructor.
 KalmanCh (const KalmanCh &K0)
 Copy constructor.
void set_parameters (const mat &A0, const mat &B0, const mat &C0, const mat &D0, const chmat &R0, const chmat &Q0)
 Set parameters with check of relevance.
void set_pred (const vec &mu0, const chmat &P0)
 Set estimate values, used e.g. in initialization.
void bayes (const vec &dt)
 Here dt = [yt;ut] of appropriate dimensions The following equality hold::

\[ \left[\begin{array}{cc} R^{0.5}\\ P_{t|t-1}^{0.5}C' & P_{t|t-1}^{0.5}CA'\\ & Q^{0.5}\end{array}\right]<\mathrm{orth.oper.}>=\left[\begin{array}{cc} R_{y}^{0.5} & KA'\\ & P_{t+1|t}^{0.5}\\ \\\end{array}\right]\]

.

epdf_epdf ()
 access function
epdf_pred ()
 access function
void bayes (mat Dt)
 Batch Bayes rule (columns of Dt are observations).
const RV_rv () const
 access function
double _ll () const
 access function

Protected Attributes

RV rvy
 Indetifier of output rv.
RV rvu
 Indetifier of exogeneous rv.
int dimx
 cache of rv.count()
int dimy
 cache of rvy.count()
int dimu
 cache of rvu.count()
mat A
 Matrix A.
mat B
 Matrix B.
mat C
 Matrix C.
mat D
 Matrix D.
chmat Q
 Matrix Q in square-root form.
chmat R
 Matrix R in square-root form.
mat preA
 pre array (triangular matrix)
mat postA
 post array (triangular matrix)
enorm< chmatpred
 predictive density on $x_t$
enorm< chmatfy
 predictive density on $y_t$
vec * _mu
chmat_P
vec * _yp
chmat_Ry
RV rv
 Random variable of the posterior.
double ll
 Logarithm of marginalized data likelihood.
bool evalll
 If true, the filter will compute likelihood of the data record and store it in ll . Set to false if you want to save time.


Detailed Description

Kalman filter in square root form.
The documentation for this class was generated from the following files:
Generated on Wed Mar 12 16:15:52 2008 for mixpp by  doxygen 1.5.3