Top "Data-visualization" questions

Data visualization is the study of the visual representation of data.

ggplot2, change title size

I would like to have my main title and axis title have the same font size as the annotated text …

r data-visualization ggplot2
How do I visualize a matrix with colors and values displayed?

I want to create images like this from a double precision matrix using MATLAB. Sample image: http://twitpic.com/2xs943

matlab matrix data-visualization
Moving x-axis to the top of a plot in matplotlib

Based on this question about heatmaps in matplotlib, I wanted to move the x-axis titles to the top of the …

python matplotlib plot data-visualization
Add legend to geom_line() graph in r

I've been trying to add legend to my ggplot, but failed miserably. I tried the function scale_colour_manual(), but …

r ggplot2 data-visualization
Scatter Plots in C++

What is the best way to graph scatter plots in C++? Do you write data to a file and use …

c++ data-visualization scatter-plot
graph rendering in python (flowchart visualization)

to visualize a sequence of nodes connected by edges encoded in python. looking for a python library to visualize such …

python graph data-visualization graphviz
Seaborn: countplot() with frequencies

I have a Pandas DataFrame with a column called "AXLES", which can take an integer value between 3-12. I am …

python pandas matplotlib data-visualization seaborn
Plot latitude/longitude values from CSV file on Google Maps (or similar platform)

I've been provided with a table of data which includes columns for latitude and longitude. The data is US only. …

google-maps mapping visualization data-visualization
How to access the DOM element that correlates to a D3 SVG object?

I'm trying to learn D3 by experimenting with one of their basic bubblecharts. First task: figure out how to drag …

dom svg visualization data-visualization d3.js
In Python, how do I easily generate an image file from some source data?

I have some some data that I would like to visualize. Each byte of the source data roughly corresponds to …

python image data-visualization