Learn R Programming

⚠️There's a newer version (1.0.7) of this package.Take me there.

visualFields (version 0.4.3)

Statistical Methods for Visual Fields

Description

A collection of tools for analyzing the field of vision. It provides a framework for development and use of innovative methods for visualization, statistical analysis, and clinical interpretation of visual-field loss and its change over time. It is intended to be a tool for collaborative research.

Copy Link

Version

Install

install.packages('visualFields')

Monthly Downloads

389

Version

0.4.3

License

GPL (>= 2.0)

Maintainer

Ivan MarinFranch

Last Published

January 16th, 2016

Functions in visualFields (0.4.3)

percentiles for each location

stimulus location and size

printout with results for the visual field

SUNY-IU normative reference values for static automated perimetry

loads visual fields from a set of XML files

Color code for TD or PD probability maps

Settings of visual field index

color legend for p-values in td and pd probability plots

xy-position mapping between FDP device convention and visualFields convention for patterns of location

plot with the PoPLR analysis

ring legend for p-values

linear model for age effect on visual sensitivity

total deviation

extracts total-deviation values, pattern-deviation values, total-deviation probability values, and pattern-deviation probability values

a vf-object with SAP sample data

get normative values and location map

IU normative reference values for Contrast Sensitiviy Perimetro. Alpha version!!!

two-dimensional quadratic fitting for visual-field results

sort vf-objects

standard deviations of normative values

pattern deviation

load visual fields from a CSV file

progression by linear ordinary least squares

calculate line segments to plot in vfplot representing the overall orientation of the retinal nerve fibre layer bundles according to Jansonious map [1]

visualFields-package

Statistical methods for visual fields

percentiles for global indices

general height estimated from rank TD curve

Permutation of Pointwise Linear Regression (PoPLR): calculation of the p-value

vflayout_legoplot

legoplot visualization for change in sensitivities over time of visual fields

SUNY-IU control data for static automated perimetry 10-2 SITA Standard

Wrapup for createviewport in package grid

permutation of Pointwise Linear Regression (PoPLR)

loads visual fields from a XML file

percentiles for adjusted TD rank curve

visual field stats

xy-position mapping between CSP-custom-device convention (William H Swanson perimeter) and visualFields convention for patterns of location

environment with the current normative values used visualFields

probability values for visual field global indices

extracts visual-field sensitivity values

visual field data plot

permutation of pointwise linear regression (PoPLR): calculation of the combined statistic

gray scales for sensitivities

probability values for visual field index

percentiles for visual field index

filterReliability

identify visual fields that did not pass filter for reliability

probability map for pattern deviation

probability map for pattern deviation from global sensitivity estimate

visualField objects

normative values for TD rank curve

pattern deviation from general height rank (GHr)

total-deviation rank curve

lidLensArtifact

visual fields with lid or lens artifacts

xy-position mapping between HFA device convention and visualFields convention for patterns of location

a vf-object with CSP sample data with

percentiles for TD rank curve

GLM fit for TD rank curve

printout with results for the visual field

histogram for PoPLR analysis

standard deviations of normative values of PD from general-height-rank

a vf-object with SAP sample data

Settings of visualField object

layout displaying the PoPLR analysis

visual field plot

set normative values and location map

demographics and statistics of sample in visual-fields object vf

general height estimated as the rankRef-th ranked TD location

extracts a block from the XML file

dxtraction of (x,y)-coordinates of tested locations

extracts from a loaded XML file the info of a tag

select visits per subject from a vf-object

probability map for total deviation

visual field index

Wrapup for createviewport in package grid

get normative values and location map

probability map for total deviation

set normative values and location map

layout displaying the PoPLR analysis