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binovisualfields (version 0.1.1)

Depth-Dependent Binocular Visual Fields Simulation

Description

Simulation and visualization depth-dependent integrated visual fields. Visual fields are measured monocularly at a single depth, yet real-life activities involve predominantly binocular vision at multiple depths. The package provides functions to simulate and visualize binocular visual field impairment in a depth-dependent fashion from monocular visual field results based on Ping Liu, Allison McKendrick, Anna Ma-Wyatt, Andrew Turpin (2019) . At each location and depth plane, sensitivities are linearly interpolated from corresponding locations in monocular visual field and returned as the higher value of the two. Its utility is demonstrated by evaluating DD-IVF defects associated with 12 glaucomatous archetypes of 24-2 visual field pattern in the included 'shiny' apps.

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Version

Install

install.packages('binovisualfields')

Monthly Downloads

169

Version

0.1.1

License

GPL-3

Maintainer

Ping Liu

Last Published

March 10th, 2020

Functions in binovisualfields (0.1.1)

colorkey

Generates a color legend for visual field plots
colfunc

Creates a color scheme for visual field plots
get_inv_col

Color-codes dB values
get_col

Color-codes dB values
plotvf_2

Plots visual field
plotvfray

Plots binocular visual field rays
makevf

Makes a visual field matrix
plotvf

Plots visual field
rotate

Rotates a point (x,y) by an angle
binovfcal

Calculates an array of integrated visual fields
caltheta

Calculates the angle of convergence
rundemo

Runs shiny applications included in the package