MTK Functions

backexp Back expand mode shapes from TAM DOF to expanded DOF
cmif Compute complex mode indicator function
comparison_table Generate a mode shape comparison table
constraint_shape_expansion Back-expand functions from a given set of constraint shapes
correlation_table Create correlation table between test and analysis modes
ctrace2aset Write out NASTRAN ASET cards for a given ctrace
ctrace2partn Write out NASTRAN SET 100 cards for a given ctrace
ctrace2uset Write out NASTRAN USET cards for a given ctrace
downselect_sensors Remove DOF from a TAM matrix to produce optimal set
downselect_xml Export DOWNSELECT_SENSORS output to Excel XML file
drive_points Return all drive point FRFs in a given imat_fn
e_comac_xml Automated report of differences between test and analysis shapes using e-comac equation to xml workbook
effmass Compute effective mass for the supplied mode shapes.
efrf_cmif Create enhanced FRF and shapes using complex mode indicator function
efrf_fit Solve for natural frequency and damping for single mode of enhanced FRF
efrf_mmif Create enhanced FRF and shapes from supplied force patterns
fem_test_rss Map test modes to the best set of analysis modes
frf_fit Synthesize FRF using a supplied real shape. Shape, damping, natural frequency known. Modal mass unknown and reference DOF unknown.
frf_svd Calculate basis vectors to estimate FRF using SVD.
frfsyn Synthesize FRF using supplied real shape. All modal parameters (shape, damping, natural frequency, and modal mass) known.
further_guyan Remove bad sensors from TAM matrices
ga Automated sensor selection GUI based on genetic algorithm. Part of TAMKIT
ind_frf_fit Synthesize FRFs and optionally extract shapes using supplied natural frequency and damping. Modal mass and mode shapes unknown. Real mode shapes assumed.
ind_frf_fit_c Synthesize FRFs and optionally extract shapes using supplied natural frequency and damping. Modal mass and mode shapes unknown. Complex mode shapes assumed.
load_tam Load pretest analysis data from .pch or .op2 files
mmif Compute multivariate mode indicator function
mode_enhancement Add FRF based on supplied reference scaling factor
modesort Determine best set of test mode shapes by minimizing off-diagonal terms in self-orthogonality or MAC matrix
nmif Compute normal mode indicator function
ortho Build MAC or orthogonality from mode shapes and mass (or stiffness) matrix
ortho_breakout Term-by-term breakout of grid point orthogonality matrix
pe_breakout Term-by-term breakout of grid point potential energy matrix
plot_shaker_locations Display shaker locations returned by shaker_locator
psmif Compute power spectrum mode indicator function
ref_swap Swap the reference and response coordinates for an imat_fn
rename_dof Rename reference and response DOF in an imat_fn
report_energy_xml Automated report of grid point kinetic and potential energy and test results to xml file workbook
report_tam_xml Generate spreadsheet XML of pretest analysis results
report_test_xml Generate spreadsheet XML of test results
selectASET Select accelerometer locations
shaker_frfs Generate FRF predictions for a given set of shakers
shaker_locator Select Shaker Locations for Modal Tests
shp2spc Write imat_shp to NASTRAN SPC cards
shp2TAM Create a TAM matrix from mode shapes
shp2TAMexp Calculate back expansion matrix based on FEM shapes
simo_mmif Compute multivariate mode indicator function for single reference input
spatial_filter This function performs a spatial filter on in imat_fn FRFs
svd_H Calculate singular value shapes from FRF matrix
svd_T Calculate singular value shapes from time history functions
TAMeig Calculate modes based on TAM matrices
uiafpoly Alias free polyreference GUI used to extract mode shapes
uimoveresp User Interface for Move Response Animation