diff --git a/R/GetFrineGrayWeights.R b/R/GetFrineGrayWeights.R
index 71f06a77..8e4c5d21 100644
--- a/R/GetFrineGrayWeights.R
+++ b/R/GetFrineGrayWeights.R
@@ -22,6 +22,7 @@
 #'
 #' @param ftime    Numeric: Observed event (failure) times
 #' @param fstatus  Numeric: Observed event (failure) types
+#' @param cvweights Numeric: Vector of 0/1 (cross-validation) weights for each data row
 #' @param cencode Numeric: Code to denote censored observations (Default is 0)
 #' @param failcode Numeric: Code to denote event of interest (Default is 1)
 #'
diff --git a/R/Gpu.R b/R/Gpu.R
index 031523b1..32818853 100644
--- a/R/Gpu.R
+++ b/R/Gpu.R
@@ -1,6 +1,10 @@
-#
-#
-
+#' @title Set GPU device
+#'
+#' @description
+#' \code{setOpenCLDevice} set GPU device
+#'
+#' @param name String: Name of GPU device
+#'
 #' @export
 setOpenCLDevice <- function(name) {
     devices <- listOpenCLDevices()
diff --git a/R/ModelFit.R b/R/ModelFit.R
index c61c3916..f4c37a82 100644
--- a/R/ModelFit.R
+++ b/R/ModelFit.R
@@ -532,6 +532,8 @@ print.cyclopsFit <- function(x, show.call=TRUE ,...) {
 #' @param initialBound          Numeric: Starting trust-region size
 #' @param maxBoundCount         Numeric: Maximum number of tries to decrease initial trust-region size
 #' @param algorithm             String: name of fitting algorithm to employ; default is `ccd`
+#' @param doItAll               Currently unused
+#' @param syncCV                Currently unused
 #'
 #' Todo: Describe convegence types
 #'
diff --git a/R/NewDataConversion.R b/R/NewDataConversion.R
index 1f131c8d..905c1528 100644
--- a/R/NewDataConversion.R
+++ b/R/NewDataConversion.R
@@ -34,6 +34,7 @@ isSorted <- function(data, columnNames, ascending = rep(TRUE, length(columnNames
 #' @param normalize     String: Name of normalization for all non-indicator covariates (possible values: stdev, max, median)
 #' @param quiet         If true, (warning) messages are suppressed.
 #' @param floatingPoint Specified floating-point representation size (32 or 64)
+#' @param timeEffectMap A data frame or ffdf object containing the convariates that have time-varying effects on the outcome
 #'
 #' @details
 #' These columns are expected in the outcome object:
@@ -55,6 +56,11 @@ isSorted <- function(data, columnNames, ascending = rep(TRUE, length(columnNames
 #'   \verb{covariateValue}    \tab(real) \tab The value of the specified covariate \cr
 #' }
 #'
+#' These columns are expected in the timeEffectMap object:
+#' \tabular{lll}{
+#'   \verb{covariateId}    \tab(integer) \tab A numeric identifier of the covariates that have time-varying effects on the outcome \cr
+#' }
+#'
 #' @return
 #' An object of type cyclopsData
 #'
diff --git a/R/RcppExports.R b/R/RcppExports.R
index bfa4d2f8..65ac4ea5 100644
--- a/R/RcppExports.R
+++ b/R/RcppExports.R
@@ -117,6 +117,11 @@
     .Call(`_Cyclops_cyclopsInitializeModel`, inModelData, modelType, computeDevice, computeMLE)
 }
 
+#' @title List available GPU devices
+#'
+#' @description
+#' \code{listOpenCLDevices} list available GPU devices
+#'
 #' @export
 listOpenCLDevices <- function() {
     .Call(`_Cyclops_listOpenCLDevices`)
diff --git a/R/Simulation.R b/R/Simulation.R
index b25ecbc5..977d5dd6 100644
--- a/R/Simulation.R
+++ b/R/Simulation.R
@@ -250,6 +250,7 @@ simulateCyclopsData <- function(nstrata = 200,
 #' @param model  String: Fitted regression model type
 #' @param coverage Logical: report coverage statistics
 #' @param includePenalty   Logical: include regularized regression penalty in computing profile likelihood based confidence intervals
+#' @param computeDevice String: Name of compute device to employ; defaults to \code{"native"} C++ on CPU
 #'
 #' @export
 fitCyclopsSimulation <- function(sim,
diff --git a/man/convertToCyclopsData.Rd b/man/convertToCyclopsData.Rd
index fa318407..34450f13 100644
--- a/man/convertToCyclopsData.Rd
+++ b/man/convertToCyclopsData.Rd
@@ -52,6 +52,8 @@ convertToCyclopsData(
 
 \item{modelType}{Cyclops model type. Current supported types are "pr", "cpr", lr", "clr", or "cox"}
 
+\item{timeEffectMap}{A data frame or ffdf object containing the convariates that have time-varying effects on the outcome}
+
 \item{addIntercept}{Add an intercept to the model?}
 
 \item{checkSorting}{(DEPRECATED) Check if the data are sorted appropriately, and if not, sort.}
@@ -89,6 +91,11 @@ These columns are expected in the covariates object:
   \verb{covariateId}    \tab(integer) \tab A numeric identifier of a covariate  \cr
   \verb{covariateValue}    \tab(real) \tab The value of the specified covariate \cr
 }
+
+These columns are expected in the timeEffectMap object:
+\tabular{lll}{
+  \verb{covariateId}    \tab(integer) \tab A numeric identifier of the covariates that have time-varying effects on the outcome \cr
+}
 }
 \section{Methods (by class)}{
 \itemize{
diff --git a/man/createControl.Rd b/man/createControl.Rd
index 4641897b..03bc7152 100644
--- a/man/createControl.Rd
+++ b/man/createControl.Rd
@@ -77,7 +77,11 @@ the average number of rows per stratum is smaller than the number of strata.}
 
 \item{maxBoundCount}{Numeric: Maximum number of tries to decrease initial trust-region size}
 
-\item{algorithm}{String: name of fitting algorithm to employ; default is `ccd`
+\item{algorithm}{String: name of fitting algorithm to employ; default is `ccd`}
+
+\item{doItAll}{Currently unused}
+
+\item{syncCV}{Currently unused
 
 Todo: Describe convegence types}
 }
diff --git a/man/fitCyclopsSimulation.Rd b/man/fitCyclopsSimulation.Rd
index 5bcb427e..454942bb 100644
--- a/man/fitCyclopsSimulation.Rd
+++ b/man/fitCyclopsSimulation.Rd
@@ -23,6 +23,8 @@ fitCyclopsSimulation(
 \item{coverage}{Logical: report coverage statistics}
 
 \item{includePenalty}{Logical: include regularized regression penalty in computing profile likelihood based confidence intervals}
+
+\item{computeDevice}{String: Name of compute device to employ; defaults to \code{"native"} C++ on CPU}
 }
 \description{
 \code{fitCyclopsSimulation} fits simulated Cyclops data using Cyclops or a standard routine.
diff --git a/man/getFineGrayWeights.Rd b/man/getFineGrayWeights.Rd
index 0e92dce3..5f4336c1 100644
--- a/man/getFineGrayWeights.Rd
+++ b/man/getFineGrayWeights.Rd
@@ -11,6 +11,8 @@ getFineGrayWeights(ftime, fstatus, cvweights = NULL, cencode = 0, failcode = 1)
 
 \item{fstatus}{Numeric: Observed event (failure) types}
 
+\item{cvweights}{Numeric: Vector of 0/1 (cross-validation) weights for each data row}
+
 \item{cencode}{Numeric: Code to denote censored observations (Default is 0)}
 
 \item{failcode}{Numeric: Code to denote event of interest (Default is 1)}
diff --git a/man/listOpenCLDevices.Rd b/man/listOpenCLDevices.Rd
new file mode 100644
index 00000000..69ef9f1b
--- /dev/null
+++ b/man/listOpenCLDevices.Rd
@@ -0,0 +1,11 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/RcppExports.R
+\name{listOpenCLDevices}
+\alias{listOpenCLDevices}
+\title{List available GPU devices}
+\usage{
+listOpenCLDevices()
+}
+\description{
+\code{listOpenCLDevices} list available GPU devices
+}
diff --git a/man/setOpenCLDevice.Rd b/man/setOpenCLDevice.Rd
new file mode 100644
index 00000000..cb6c32e8
--- /dev/null
+++ b/man/setOpenCLDevice.Rd
@@ -0,0 +1,14 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/Gpu.R
+\name{setOpenCLDevice}
+\alias{setOpenCLDevice}
+\title{Set GPU device}
+\usage{
+setOpenCLDevice(name)
+}
+\arguments{
+\item{name}{String: Name of GPU device}
+}
+\description{
+\code{setOpenCLDevice} set GPU device
+}
diff --git a/src/RcppGpuInterface.cpp b/src/RcppGpuInterface.cpp
index 763fdca2..976c5290 100644
--- a/src/RcppGpuInterface.cpp
+++ b/src/RcppGpuInterface.cpp
@@ -15,6 +15,11 @@
  #include <cuda.h>
 #endif // HAVE_CUDA
 
+//' @title List available GPU devices
+//'
+//' @description
+//' \code{listOpenCLDevices} list available GPU devices
+//'
 //' @export
 // [[Rcpp::export("listOpenCLDevices")]]
 Rcpp::CharacterVector listOpenCLDevices() {