A heat map is a graphical representation of data where the individual values contained in a matrix are represented as colors. “Heat map” is a newer term but shading matrices have existed for over a century.


What is ‘Heatmap’

A visual representation of data using colors. A heatmap can be used with all sorts of data, from representing the number of foreclosures to the spreads of credit default swaps.

Explaining ‘Heatmap’

Heatmaps became especially popular during the recession that began in 2008. Many people used heatmaps to quickly see the foreclosure rates in various states and compared them to heatmaps from previous months.

Further Reading

  • A Heatmap for Monitoring Systemic Risk in Norway – www.econstor.eu [PDF]
  • Interactive multi-objective particle swarm optimization with heatmap-visualization-based user interface – www.tandfonline.com [PDF]
  • Dilemma not trilemma: the global financial cycle and monetary policy independence – www.nber.org [PDF]
  • Financial flows and the international monetary system – academic.oup.com [PDF]
  • Information and Financial Technologies in a System of Russian Banks' Digitalization: A Competency-Based Approach – www.emerald.com [PDF]
  • The spatial economics of geothermal district energy in a small, low-density town: a case study of Mammoth Lakes, California – www.sciencedirect.com [PDF]
  • Predicting webpage aesthetics with heatmap entropy – www.tandfonline.com [PDF]
  • A Data Science Solution to the Multiple-Testing Crisis in Financial Research – jfds.pm-research.com [PDF]
  • Deep learning for financial sentiment analysis on finance news providers – ieeexplore.ieee.org [PDF]
  • The geography of green technology licensing in China – www.tandfonline.com [PDF]