heat map articles
Who created the first well-documented precursor to the modern heatmap in 1873 by visualizing complex social statistics of Paris districts?
Who is credited with coining the specific term 'Heat map' in 1991?
What concept, introduced by Flinders Petrie in 1899, involved reordering rows and columns of a data matrix to expose inherent structure?
Which individual developed the computer program SYSTAT in 1994 capable of producing cluster heat maps utilizing high-resolution color graphics?
What did Francis Galton produce in 1881 that demonstrated the public appeal of mapping intensity using color gradients, although it was not a true matrix heatmap?
What specific technology was used in Robert Ling's 1973 program SHADE to simulate different shades within the matrix display?
The trademark for the term 'Heat map' eventually became annulled in which year, allowing for its universal public use?
In which decade did companies like Crazy Egg begin selling specific heatmap analytics designed to track user interactions on web pages?
What refinement to binary matrices for uncovering an underlying one-dimensional scale was developed by Louis Guttman in 1950?
What modern Python package for generating heatmaps was introduced by Michael Waskom in 2013?