SDT-base Contents Functions PDF Index |

User Interface (UI) and Graphical User Interface (GUI) Tools | |

fecom | UI command function for deformations created with feplot |

femesh | UI command function for mesh building and modification |

feplot | GUI for 3-D deformation plots |

fesuper | UI commands for superelement manipulations |

idcom | UI commands for standard identification procedures |

idopt | manipulation of identification options |

iicom | UI commands for measurement data visualization |

ii_mac | GUI for MAC and other vector correlation criteria |

iiplot | GUI for the visualization of frequency response data |

Experimental Model Identification | |

idcom | UI commands linked to identification |

idopt | manipulation of options for identification related functions |

id_rc | broadband pole/residue model identification |

id_rcopt | alternate optimization algorithm for id_rc |

id_rm | minimal and reciprocal MIMO model creation |

id_nor | optimal normal mode model identification |

id_poly | weighted least square orthogonal polynomial identification |

id_dspi | direct system parameter identification algorithm |

ii_poest | narrow-band single pole model identification |

ii_pof | transformations between pole representation formats |

psi2nor | optimal complex/normal mode model transformation |

res2nor | simplified complex to normal mode residue transformation |

UI and GUI Utilities | |

comgui | general purpose functions for the graphical user interfaces |

commode | general purpose parser for UI command functions |

comstr | general purpose string handling routine |

iimouse | mouse related callbacks (zooming, info, ...) |

feutil | mesh handling utilities |

ii_plp | overplot vertical lines to indicate pole frequencies |

setlines | line style and color sequencing utility |

Frequency Response Analysis Tools | |

db | amplitude in dB (decibels) |

ii_cost | FRF comparison with quadratic and logLS cost |

ii_mmif | Multivariate Mode Indicator Function |

phaseb | phase (in degrees) with an effort to unwrap along columns |

rms | Root Mean Square response |

Test/analysis correlation tools | |

fe_exp | experimental shape expansion |

fe_sens | sensor configuration declaration and sensor placement tools |

ii_comac | obsolete (supported by ii_mac) |

ii_mac | GUI for MAC and other vector correlation criteria |

Finite Element Analysis Tools | |

fe2ss | methods to build ss models from full order FEM |

fe_c | DOF selection and I/O matrix creation |

fe_case | Cases (loads, boundary conditions, etc.) handling |

fe_ceig | computation and normalization of complex modes |

fe_coor | transformation matrices for Component Mode Synthesis |

fe_eig | partial and full eigenvalue computations |

fe_load | assembly of distributed load vectors |

fe_mat | material property handling utilities |

fe_mk | assembly of full and reduced FE models |

fe_norm | orthonormalization and collinearity check |

fe_reduc | utilities for finite element model reduction |

fe_stress | element energies and stress computations |

fe_super | generic element function for superelement support |

rigid | projection matrix for linearized rigid body constraints |

Model Format Conversion | |

nor2res | normal mode model to complex mode residue model |

nor2ss | assemble state-space model linked to normal mode model |

nor2xf | compute FRF associated to a normal mode model |

qbode | fast computation of FRF of a state-space model |

res2ss | pole/residue to state space model |

res2tf | pole/residue to/from polynomial model |

res2xf | compute FRF associated to pole/residue model |

ss2res | state-space to pole/residue model |

Finite Element Update Tools | |

upcom | user interface for finite element update problems |

up_freq | semi-direct update by comparison modal frequencies |

up_ifreq | iterative update by comparison of modal frequencies |

up_ixf | iterative update based on FRF comparison |

up_min | minimization algorithm for FE update algorithms |

Interfaces with Other Software | |

ans2sdt | reading of ANSYS binary files (FEMLink) |

nasread | read from MSC/NASTRAN .dat, .f06, .o2, .o4 files (some with FEMLink) |

naswrite | write data to MSC/NASTRAN bulk data deck (some with FEMLink) |

nas2up | extended reading of NASTRAN files |

ufread | read Universal File Format (some with FEMLink) |

ufwrite | write Universal File Format (some with FEMLink) |

Other Utilities | |

basis | coordinate transformation utilities |

ffindstr | find string in a file |

order | sorts eigenvalues and eigenvectors accordingly |

remi | integer rem function (remi(6,6)=6 and not 0) |

setlines | line type and color sequencing |

sdth | SDT handle objects |

ofact | creation and operators on ofact matrix objects |

sdtcheck | installation handling and troubleshooting utilities |

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