Fischbein_wt            Weight data across time.
GFF                     Twin data: General Family Functioning, divorce,
                        and well-being.
RMSEA                   Generic RMSEA function
RMSEA.MxModel           RMSEA function for MxModels
RMSEA.summary.mxmodel   RMSEA function for MxModels
dl_from_dropbox         dl_from_dropbox
extractAIC.MxModel      Extract AIC from MxModel
install.OpenMx          Install OpenMx, with choice of builds
iqdat                   Twin data: IQ measured longitudinally
loadings                loadings Generic loadings function to extract
                        factor loadings from exploratory or
                        confirmatory factor analyses.
loadings.MxModel        Extract factor loadings from an EFA (factor
                        analysis).
plot.MxLISRELModel      Create and display a graphical path diagram for
                        a LISREL model.
plot.MxModel            Create and display a graphical path diagram for
                        a model.
qm                      qm
reliability             reliability
residuals.MxModel       Get residuals from an MxModel
tmx_genotypic_effect    Graphical display of genotypic effects.
tmx_is.identified       Test if a factor model is identified
tmx_show                Show matrices of RAM models in a
                        easy-to-learn-from format.
umx                     Functions for Structural Equation Modeling in
                        OpenMx
umx-deprecated          Deprecated. May already stop() code and ask to
                        be updated. May be dropped entirely in future.
umxACE                  Build and run a 2-group Cholesky twin model
                        (uni-variate or multi-variate)
umxACE_cov_fixed        Run a Cholesky with covariates ("fixed" /
                        definition variables in the means style)
umxACEcov               Run a Cholesky with covariates, either fixed
                        (def var in the means) or random (in the
                        expected covariance matrix)
umxACEold               Build and run a 2-group Cholesky twin model
                        (uni-variate or multi-variate)
umxACEv                 Build and run 2-group uni- or multi-variate ACE
                        models based on VARIANCE (not paths).
umxAPA                  Creates nicely formatted journal style
                        summaries of lm models, p-values, data-frames
                        etc.
umxAdd1                 umxAdd1
umxAlgebra              A simple wrapper for mxAlgebra with name as the
                        first parameter for more readable compact code.
umxBrownie              A recipe Easter-egg for umx
umxCI                   Add (and, optionally, run) confidence intervals
                        to a structural model.
umxCI_boot              umxCI_boot
umxCP                   umxCP: Build and run a Common pathway twin
                        model
umxCPold                umxCPold: Build and run a Common pathway twin
                        model
umxCompare              Print a comparison table of one or more
                        'mxModel's, formatted nicely.
umxConfint              Get confidence intervals from a umx model
umxCov2cor              Convert a covariance matrix into a correlation
                        matrix
umxCovData              Convert a dataframe into a cov mxData object
umxDescribeDataWLS      Determine whether a dataset will have weights
                        and summary statistics for the means if used
                        with mxFitFunctionWLS
umxDiagnose             Diagnose problems in a model - this is a work
                        in progress.
umxDrop1                umxDrop1: Unfinished function to mimic drop1 in
                        OpenMx
umxEFA                  FIML-based Exploratory Factor Analysis (EFA)
umxEquate               umxEquate: Equate two or more paths
umxEval                 umxEval
umxExamples             Example code from Twin Research and Human
                        Genetics Paper on umx
umxExpCov               Get the expected vcov matrix
umxExpMeans             Extract the expected means matrix from an
                        'mxModel'
umxFactor               umxFactor
umxFactorScores         Return factor scores from a model as an easily
                        consumable dataframe.
umxFitIndices           Get additional fit-indices for a model with
                        umxFitIndices
umxFixAll               umxFixAll: Fix all free parameters
umxGetParameters        Get parameters from a model, with support for
                        pattern matching!
umxGxE                  umxGxE: Implements ACE models with moderation
                        of paths, e.g. by SES.
umxGxE_window           Implement the moving-window form of GxE
                        analysis.
umxGxEbiv               Bivariate GxE models where twins differ on the
                        moderator.
umxHetCor               Create a matrix of correlations for variables
                        of diverse types (binary, ordinal, continuous)
umxIP                   umxIP: Build and run an Independent pathway
                        twin model
umxIPold                umxIPold: Build and run an Independent pathway
                        twin model
umxJiggle               umxJiggle
umxLabel                umxLabel: Add labels to a RAM model, matrix, or
                        path
umxLatent               umxLatent: Helper to ease making formative and
                        reflective latent variables
umxLav2RAM              Convert a lavaan syntax string to a umxRAM
                        model
umxMI                   Report modifications which would improve fit.
umxMatrix               Make a mxMatrix with automatic labels. Also
                        takes name as the first parameter for more
                        readable code.
umxModel                Catches users typing umxModel instead of
                        umxRAM.
umxModify               umxModify: Add, set, or drop model paths by
                        label.
umxPadAndPruneForDefVars
                        umxPadAndPruneForDefVars
umxPath                 Easier (and powerful) specification of paths in
                        SEM.
umxPlotACE              umxPlotACE
umxPlotACEcov           Make a graphical display of an ACE model with
                        covariates.
umxPlotACEv             Produce a graphical display of an ACE
                        variance-components twin model
umxPlotCP               Draw and display a graphical figure of Common
                        Pathway model
umxPlotCPold            Draw and display a graphical figure of Common
                        Pathway model
umxPlotGxE              Plot the results of a GxE univariate test for
                        moderation of ACE components.
umxPlotGxEbiv           Plot the results of a GxE univariate test for
                        moderation of ACE components.
umxPlotIP               Draw a graphical figure for a Independent
                        Pathway model
umxPlotSexLim           Draw and display a graphical figure of a Sex
                        limitation model
umxPlotSimplex          Draw and display a graphical figure of a
                        simplex model
umxRAM                  Easier path-based SEM modeling.
umxRAM2                 Make RAM model using lavaan syntax
umxRAM2Ordinal          umxRAM2Ordinal
umxReduce               Reduce models, and report the results.
umxReduceACE            Reduce an ACE model.
umxReduceGxE            Reduce a GxE model.
umxRun                  umxRun: Run an mxModel
umxSetParameters        umxSetParameters: Set parameters in an mxModel
umxSexLim               Multivariate sex limitation twin model
umxSimplex              Build and run a simplex twin model (not ready
                        for use!)
umxSummarizeTwinData    Summarize twin data
umxSummary              Shows a compact, publication-style, summary of
                        umx models
umxSummary.MxModel      Shows a compact, publication-style, summary of
                        a RAM model
umxSummaryACE           Shows a compact, publication-style, summary of
                        a umx Cholesky ACE model
umxSummaryACEcov        Present results of a twin ACE-model with
                        covariates in table and graphical forms.
umxSummaryACEv          Shows a compact, publication-style, summary of
                        a variance-based Cholesky ACE model.
umxSummaryCP            Present the results of a Common-pathway twin
                        model in table and graphical form
umxSummaryGxE           umxSummaryGxE
umxSummaryGxEbiv        Summarize a bivariate GxE twin model
umxSummaryIP            Present the results of an independent-pathway
                        twin model in table and graphical form
umxSummarySexLim        Shows a compact, publication-style, summary of
                        a umx Sex Limitation model
umxSummarySimplex       Shows a compact, publication-style, summary of
                        a Simplex model.
umxSuperModel           Make a multi-group model
umxThresholdMatrix      Create the threshold matrix needed for modeling
                        ordinal data.
umxTwoStage             umxTwoStage
umxUnexplainedCausalNexus
                        umxUnexplainedCausalNexus
umxValues               umxValues: Set values in RAM model, matrix, or
                        path
umxVersion              Get or print the version of umx, along with
                        detail from OpenMx and general system info.
umxWeightedAIC          AIC weight-based conditional probabilities.
umx_APA_pval            Round p-values according to APA guidelines
umx_aggregate           Convenient formula-based cross-tabs & built-in
                        summary functions
umx_apply               umx_apply
umx_array_shift         Like the php array_shift function: shifts an
                        item off the beginning of a list
umx_as_numeric          umx_as_numeric
umx_cell_is_on          Return whether a cell is in a set location of a
                        matrix
umx_check               umx_check
umx_check_OS            umx_check_OS
umx_check_model         Check for required features in an OpenMx.
umx_check_names         umx_check_names
umx_check_parallel      Check if OpenMx is using OpenMP, test cores,
                        and get timings
umx_cont_2_quantiles    umx_cont_2_quantiles
umx_cor                 Report correlations and their p-values
umx_cov2raw             Turn a cov matrix into raw data with
                        umx_cov2raw
umx_default_option      Select first item in list of options, while
                        being flexible about choices.
umx_dot_define_shapes   Helper to make the list of vars and their
                        shapes for a graphviz string
umx_dot_mat2dot         Return dot code for paths in a matrix
umx_dot_rank            Helper to make a graphviz rank string
umx_drop_ok             umx_drop_ok
umx_explode             umx_explode - like the php function 'explode'
umx_explode_twin_names
                        Break twin variable names (BMI_T1, BMI_T2) into
                        base variable names (BMI, "_T", 1:2)
umx_find_object         umx_find_object
umx_fix_first_loadings
                        umx_fix_first_loadings
umx_fix_latents         umx_fix_latents
umx_fun_mean_sd         umx_fun
umx_get_bracket_addresses
                        Get mat[r,c] style cell address from an
                        mxMatrix
umx_get_checkpoint      umx_get_checkpoint
umx_get_options         umx_get_options
umx_grep                umx_grep
umx_has_CIs             umx_has_CIs
umx_has_been_run        umx_has_been_run
umx_has_means           umx_has_means
umx_has_square_brackets
                        Check if a label contains square brackets
umx_is_MxData           Check if an object is an mxData object
umx_is_MxMatrix         umx_is_MxMatrix
umx_is_MxModel          umx_is_MxModel
umx_is_RAM              umx_is_RAM
umx_is_class            Check if variables in a dataframe are in a list
                        of classes.
umx_is_cov              umx_is_cov
umx_is_endogenous       umx_is_endogenous
umx_is_exogenous        umx_is_exogenous
umx_is_numeric          Check if variables in a dataframe are numeric
umx_is_ordered          Test if one or more variables in a dataframe
                        are ordered
umx_long2wide           Take a long twin-data file and make it wide
                        (one family per row)
umx_lower2full          Convert lower-only matrix data to full (or
                        enforce symmetry on a full matrix)
umx_make                "make" the umx package using devtools: release
                        to CRAN etc.
umx_make_MR_data        Simulate Mendelian Randomization data
umx_make_TwinData       Simulate twin data with control over A, C, and
                        E parameters, as well as moderation of A.
umx_make_bin_cont_pair_data
                        Make pairs of bin & continuous columns to
                        represent censored data
umx_make_fake_data      umx_make_fake_data
umx_make_sql_from_excel
                        Convert an excel spreadsheet in a text file on
                        sql statements.
umx_means               umx_means
umx_merge_CIs           umx_merge_CIs
umx_move_file           Move files
umx_msg                 Print the name and compact contents of
                        variable.
umx_names               umx_names
umx_object_as_str       umx_object_as_str
umx_open                umx_open
umx_open_CRAN_page      Open the CRAN page for a package
umx_pad                 Pad an Object with NAs
umx_parameters          Display path estimates from a model, filtering
                        by name and value.
umx_paste_names         Concatenate base variable names with suffixes
                        to create wide-format variable names (i.e
                        twin-format)
umx_pb_note             umx_pb_note
umx_polychoric          FIML-based polychoric, polyserial, and Pearson
                        correlations
umx_polypairwise        FIML-based Pairwise polychoric, polyserial, and
                        Pearson correlations
umx_polytriowise        FIML-based trio-based polychoric, polyserial,
                        and Pearson correlations
umx_print               Print tables in a range of formats (markdown
                        default, see 'umx_set_table_format' for other
                        formats) or as a web browser table.
umx_r_test              Test the difference between correlations for
                        significance.
umx_read_lower          Read lower-triangle of data matrix from console
                        or file
umx_rename              umx_rename
umx_rename_file         umx_rename_file
umx_reorder             Reorder or drop variables from a
                        correlation/covariance matrix.
umx_residualize         Easily residualize variables in long or wide
                        dataframes, returning them changed in-place.
umx_rot                 umx_rot
umx_round               umx_round
umx_scale               Scale data columns, skipping non-scalable
                        columns
umx_scale_wide_twin_data
                        umx_scale_wide_twin_data
umx_score_scale         Score a psychometric scale by summing normal
                        and reversed items
umx_set_auto_plot       umx_set_auto_plot
umx_set_auto_run        umx_set_auto_run
umx_set_checkpoint      umx_set_checkpoint
umx_set_condensed_slots
                        umx_set_condensed_slots
umx_set_cores           umx_set_cores
umx_set_data_variance_check
                        umx_set_data_variance_check
umx_set_optimization_options
                        umx_set_optimization_options
umx_set_optimizer       umx_set_optimizer
umx_set_plot_file_suffix
                        Set output suffix used in umx plot (structural
                        diagrams) files to disk
umx_set_plot_format     Set output format of plots (structural
                        diagrams) in umx
umx_set_table_format    umx_set_table_format
umx_show_fit_or_comparison
                        Show model logLik of model or print comparison
                        table
umx_stack               Stack data like stack() does, with more
                        control.
umx_standardize         Return a standardized version of a Structural
                        Model
umx_standardize_ACE     umx_standardize_ACE
umx_standardize_ACEcov
                        umx_standardize_ACEcov
umx_standardize_ACEv    Standardize an ACE variance components model
                        (ACEv)
umx_standardize_CP      umx_standardize_CP
umx_standardize_IP      umx_standardize_IP
umx_standardize_RAM     Return a standardized version of a Structural
                        Model
umx_standardize_SexLim
                        Standardize a SexLim model
umx_standardize_Simplex
                        Standardize a Simplex twin model
umx_stash_CIs           Stash the CI values of a model as strings in
                        the values of the model
umx_string_to_algebra   Convert a string to an OpenMx algebra
umx_swap_a_block        umx_swap_a_block
umx_time                umx_time
umx_trim                Trim whitespace surrounding a string.
umx_var                 Get variances from a df that might contain some
                        non-numeric columns
umx_wide2long           Change data family data from wide (2 twins per
                        row) to long format.
umx_write_to_clipboard
                        umx_write_to_clipboard
us_skinfold_data        Anthropometric data on twins
xmuHasSquareBrackets    xmuHasSquareBrackets
xmuLabel_MATRIX_Model   xmuLabel_MATRIX_Model (not a user function)
xmuLabel_Matrix         xmuLabel_Matrix (not a user function)
xmuLabel_RAM_Model      xmuLabel_RAM_Model (not a user function)
xmuMI                   xmuMI
xmuMakeDeviationThresholdsMatrices
                        Make a deviation-based mxRAMObjective for
                        ordinal models.
xmuMakeOneHeadedPathsFromPathList
                        xmuMakeOneHeadedPathsFromPathList
xmuMakeTwoHeadedPathsFromPathList
                        xmuMakeTwoHeadedPathsFromPathList
xmuMaxLevels            xmuMaxLevels
xmuMinLevels            xmuMinLevels
xmuPropagateLabels      xmuPropagateLabels (not a user function)
xmu_assemble_twin_supermodel
                        Assemble top, MZ and DZ into a supermodel
xmu_check_levels_identical
                        xmu_check_levels_identical
xmu_check_variance      Check the minimum variance in data frame
xmu_clean_label         Remove illegal characters from labels
xmu_dot_make_paths      xmu_dot_make_paths (not for end users)
xmu_dot_make_residuals
                        xmu_dot_make_residuals (not for end users)
xmu_dot_maker           Internal umx function to help plotting graphviz
xmu_dot_move_ranks      xmu_dot_move_ranks (not for end users)
xmu_dot_rank_str        xmu_dot_rank_str (not for end users)
xmu_get_CI              xmu_get_CI
xmu_lavaan_process_group
                        lavaan parameter table rows to model
xmu_make_mxData         Upgrade a dataframe to an mxData type.
xmu_make_top_twin       Helper to make a basic top, MZ, and DZ model.
xmu_model_needs_means   Check data to see if model needs means.
xmu_safe_run_summary    Safely run and summarize a model
xmu_set_sep_from_suffix
                        Just a helper to cope with deprecated suffix
                        lying around.
xmu_simplex_corner      Internal function to help building simplex
                        models
xmu_start_value_list    Make start values
xmu_starts              Helper providing twin models with boilerplate
                        means and variance start values
xmu_twin_check          Check basic aspects of input for twin models.
