plot step plot3 polar scatter scatter3 stem barplot histogram polarhistogram hexbin contour contourf tricont surface trisurf wireframe volume heatmap polarheatmap shade imshow isosurface
you'll need the ruby-gr, numo-narray gems.
require 'gr/plot' require 'numo/narray'
Draw one or more line plots.
x = Numo::DFloat.linspace(0, 10, 1001) y = Numo::NMath.sin(x) GR.plot(x, y)
Draw one or more staircase or step plots.
x = Numo::DFloat.linspace(0, 10, 51) y = Numo::NMath.sin(x) GR.step(x, y)
Draw one or more three-dimensional line plots.
x = Numo::DFloat.linspace(0, 30, 1000) y = Numo::NMath.cos(x) * x z = Numo::NMath.sin(x) * x GR.plot3(x, y, z)
Draw one or more polar plots.
angles = Numo::DFloat.linspace(0, 2 * Math::PI, 40) radii = Numo::DFloat.linspace(0, 20, 40) GR.polar(angles, radii)
Draw a scatter plot.
x = Numo::DFloat.linspace(0, 1, 51) y = x - x**2 s = x * 200 GR.scatter(x, y, s)
x = Numo::DFloat.linspace(0, 1, 51) y = x - x**2 s = Numo::DFloat.linspace(50, 300, x.size) c = Numo::DFloat.linspace(0, 255, x.size) GR.scatter(x, y, s, c)
Draw a three-dimensional scatter plot.
x = 2 * Numo::DFloat.new(100).rand - 1 y = 2 * Numo::DFloat.new(100).rand - 1 z = 2 * Numo::DFloat.new(100).rand - 1 c = 999 * Numo::DFloat.new(100).rand + 1 GR.scatter3(x, y, z, c)
Draw a stem plot.
x = Numo::DFloat.linspace(-2, 2, 40) y = x ** 3 + x ** 2 + x + 6 GR.stem(x, y)
Draw a bar plot.
continents = ["Africa", "America", "Asia", "Europe", "Oceania"] population_2010 = [1044, 944, 4170, 735, 36] GR.barplot(continents, population_2010)
Draw a histogram of data.
x = Numo::DFloat.new(10_000).rand_norm GR.histogram(x)
Draw a hexagon binning plot.
x = Numo::DFloat.new(10_000).rand_norm y = Numo::DFloat.new(10_000).rand_norm GR.hexbin(x, y)
Draw a contour plot.
x = 8 * Numo::DFloat.new(60).rand - 4 y = 8 * Numo::DFloat.new(60).rand - 4 z = Numo::NMath.sin(x) + Numo::NMath.cos(y) GR.contour(x, y, z)
_x = Numo::DFloat.linspace(-2, 2, 40) _y = Numo::DFloat.linspace(0, Math::PI, 20) x = (_x.expand_dims(0) * Numo::DFloat.ones(_y.size, 1)).flatten y = (_y.expand_dims(1) * Numo::DFloat.ones(1, _x.size)).flatten z = (Numo::NMath.sin(x) + Numo::NMath.cos(y)).flatten GR.contour(x, y, z)
Draw a filled contour plot.
x = 8 * Numo::DFloat.new(100).rand - 4 y = 8 * Numo::DFloat.new(100).rand - 4 z = Numo::NMath.sin(x) + Numo::NMath.cos(y) GR.contourf(x, y, z)
Draw a triangular contour plot.
x = 8 * Numo::DFloat.new(300).rand - 4 y = 8 * Numo::DFloat.new(300).rand - 4 z = Numo::NMath.sin(x) + Numo::NMath.cos(y) GR.tricont(x, y, z)
Draw a three-dimensional surface plot.
x = 8 * Numo::DFloat.new(100).rand - 4 y = 8 * Numo::DFloat.new(100).rand - 4 z = Numo::NMath.sin(x) + Numo::NMath.cos(y) GR.surface(x, y, z)
Draw a triangular surface plot.
x = 8 * Numo::DFloat.new(100).rand - 4 y = 8 * Numo::DFloat.new(100).rand - 4 z = Numo::NMath.sin(x) + Numo::NMath.cos(y) GR.trisurf(x, y, z)
Draw a three-dimensional wireframe plot.
x = 8 * Numo::DFloat.new(1000).rand - 4 y = 8 * Numo::DFloat.new(1000).rand - 4 z = Numo::NMath.sin(x) + Numo::NMath.cos(y) GR.wireframe(x, y, z)
Draw a the three-dimensional array v, using volume rendering.
z = Numo::DFloat.new(50, 50, 50).rand_norm GR.volume(z)
Draw a heatmap.
x = Numo::DFloat.linspace(-2, 2, 40) y = Numo::DFloat.linspace(0, Math::PI, 20) z = Numo::NMath.sin(x).expand_dims(0).transpose + Numo::NMath.cos(y) GR.heatmap(z)
Draw a polar heatmap.
angle = Numo::DFloat.linspace(0, 2*Math::PI, 40) radius = Numo::DFloat.linspace(0, 10, 20) z = Numo::NMath.sin(angle.expand_dims(0).transpose) * Numo::NMath.cos(radius) GR.polarheatmap(z)
Draw a point- or line-based heatmap.
n = 1_000_000 x = Numo::DFloat.new(n).rand_norm y = Numo::DFloat.new(n).rand_norm GR.shade(x, y)
Draw an image.
x = Numo::DFloat.linspace(-1, 1, 20) y = Numo::DFloat.linspace(0, Math::PI, 30) z = Numo::NMath.sin(x).expand_dims(0).transpose + Numo::NMath.cos(y) GR.imshow(z)
Draw an isosurface.
require 'gr3' s = Numo::DFloat.linspace(-0.6, 0.6, 50) v = 1 - ((s**2 + (s**2).expand_dims(0).transpose).expand_dims(2) + s.reshape(1, 1, true)**2)**0.5 GR.isosurface(v)
RetroSearch is an open source project built by @garambo | Open a GitHub Issue
Search and Browse the WWW like it's 1997 | Search results from DuckDuckGo
HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4