series-methods: Extract one or more series from object and return as ROI...

In bbuchsbaum/neuroim2: Data Structures and IO for Neuroimaging Data with an Emphasis on Functional Magnetic Resonance Imaging (FMRI)

Extract one or more series from object and return as ROI object

Description

Extract one or more series from object and return as ROI object

Extract one or more series from object

setMethod("series", signature(x="NeuroVecSeq", i="integer"), def=function(x, i, j, k, drop=TRUE) if (missing(j) && missing(k)) # Linear spatial indexing case # Get series from each vector and combine them series_list <- purrr::map(x@vecs, ~ series(., i)) # Stack the matrices vertically do.call(rbind, series_list) else # Voxel coordinate indexing case assertthat::assert_that(length(i) == 1 && length(j) == 1 && length(k) == 1) purrr::map(x@vecs, ~ series(., i, j, k)) purrr::flatten_dbl() )

Usage

series_roi(x, i, ...)

series(x, i, ...)

## S4 method for signature 'NeuroVec,matrix'
series(x, i)

## S4 method for signature 'NeuroVec,matrix'
series_roi(x, i)

## S4 method for signature 'NeuroVec,ROICoords'
series(x, i)

## S4 method for signature 'NeuroVec,ROICoords'
series_roi(x, i)

## S4 method for signature 'NeuroVec,LogicalNeuroVol'
series(x, i)

## S4 method for signature 'NeuroVec,NeuroVol'
series(x, i)

## S4 method for signature 'NeuroVec,LogicalNeuroVol'
series_roi(x, i)

## S4 method for signature 'NeuroVec,integer'
series(x, i, j, k, drop = TRUE)

## S4 method for signature 'DenseNeuroVec,integer'
series(x, i, j, k, drop = TRUE)

## S4 method for signature 'NeuroVec,numeric'
series(x, i, j, k)

## S4 method for signature 'NeuroVec,numeric'
series_roi(x, i, j, k)

## S4 method for signature 'NeuroVec,numeric'
series_roi(x, i, j, k)

## S4 method for signature 'NeuroVec,matrix'
series_roi(x, i)

## S4 method for signature 'NeuroVec,LogicalNeuroVol'
series_roi(x, i)

## S4 method for signature 'NeuroVecSeq,numeric'
series(x, i, j, k, drop = TRUE)

## S4 method for signature 'NeuroVecSeq,matrix'
series(x, i)

## S4 method for signature 'NeuroVecSeq,matrix'
series_roi(x, i)

## S4 method for signature 'AbstractSparseNeuroVec,ROICoords'
series(x, i)

## S4 method for signature 'AbstractSparseNeuroVec,matrix'
series(x, i)

## S4 method for signature 'AbstractSparseNeuroVec,numeric'
series(x, i, j, k)

## S4 method for signature 'AbstractSparseNeuroVec,integer'
series(x, i, j, k)

Arguments

x	A NeuroVecSeq object
i	A matrix of ROI coordinates (n x 3)
...	additional arguments
j	index for 2nd dimension
k	index for 3rd dimension
drop	whether to drop dimension of length 1

Value

A matrix where each column represents a voxel's time series

A matrix where each column represents a voxel's time series

A ROIVec object containing the time series for the specified ROI

bbuchsbaum/neuroim2 documentation built on Jan. 2, 2025, 3:38 p.m.