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Heat map visualizations of LiDAR data using Numpy, Matplotlib, Pandas, PIL, etc.

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bixingxie/heatmaps

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Data

  • Read from HDFS to Apache Zeppelin
  • 3 Columns: x(int), y(int), and d(float)
  • ~200, 000 rows

Goal

  • 2-Dimensional 501 * 501 heat map visualization

Visualizations

  1. Gray scale heat map:

    runtime: ~3s

    script: gray_scale.py

    Gray scale heat map

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Heat map visualizations of LiDAR data using Numpy, Matplotlib, Pandas, PIL, etc.

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