55     mask = prevParam = param = J = err = JtJ = JtJN = JtErr = JtJV = JtJW = 0;  in CvLevMarq()
64     mask = prevParam = param = J = err = JtJ = JtJN = JtErr = JtJV = JtJW = 0;  in CvLevMarq()
75     cvReleaseMat(&JtJ);  in clear()
95     JtJ = cvCreateMat( nparams, nparams, CV_64F );  in init()
145         cvMulTransposed( J, JtJ, 1 );  in update()
203         cvZero( JtJ );  in updateAlt()
206         _JtJ = JtJ;  in updateAlt()
247     cvZero( JtJ );  in updateAlt()
250     _JtJ = JtJ;  in updateAlt()
265             double *row = JtJ->data.db + i*nparams, *col = JtJ->data.db + i;  in step()
272         cvCompleteSymm( JtJ, completeSymmFlag );  in step()
274     cvAdd( JtJ, JtJN, JtJN );  in step()
1140     double JtJ[6*6], JtErr[6], JtJW[6], JtJV[6*6], delta[6], param[6];  in cvFindExtrinsicCameraParams2()  local
1151     CvMat _JtJ = cvMat( 6, 6, CV_64F, JtJ );  in cvFindExtrinsicCameraParams2()
2050         CvMat *JtJ = 0, *JtErr = 0;  in cvStereoCalibrate()  local
2064         if( !solver.updateAlt( param, JtJ, JtErr, errNorm ))  in cvStereoCalibrate()
2114             if( JtJ || JtErr )  in cvStereoCalibrate()
2135                 if( JtJ || JtErr )  in cvStereoCalibrate()
2146                 if( JtJ || JtErr )  in cvStereoCalibrate()
2149                     assert( JtJ && JtErr );  in cvStereoCalibrate()
2177                         cvGetSubRect( JtJ, &_part, cvRect(0, 0, 6, 6) );  in cvStereoCalibrate()
2180                         cvGetSubRect( JtJ, &_part, cvRect(eofs, 0, 6, 6) );  in cvStereoCalibrate()
2187                     cvGetSubRect( JtJ, &_part, cvRect(eofs, eofs, 6, 6) );  in cvStereoCalibrate()
2195                         cvGetSubRect( JtJ, &_part, cvRect(iofs, iofs, NINTRINSIC, NINTRINSIC) );  in cvStereoCalibrate()
2197                         cvGetSubRect( JtJ, &_part, cvRect(iofs, eofs, NINTRINSIC, 6) );  in cvStereoCalibrate()
2201                             cvGetSubRect( JtJ, &_part, cvRect(iofs, 0, NINTRINSIC, 6) );  in cvStereoCalibrate()