Visualization of El Nino Data CS525D Project Zaixian Xie
El Nino Data Source: UCI KDD Archive Type: Spatio-Temporal Data Content: oceanographic and surface meteorological readings taken from a series of buoys positioned throughout the equatorial Pacific.
El Nino Data (cont.) We used a small subset – The data for 23 May 98 to 4 June 98 Attributes: – buoy ID – day – latitude – longitude – winds – humidity – air temperature – sea surface temperature
Main Features Grid and labels Employing color to represent scalar values Employing arrows to represent vector values Legend Animation Visualizing missing values
Future Improvements Grid On/Off Label On/Off Customizing color sequence, animation frequency, point size, glyph shape, arrow unit length Integrating multiple attributes in a single figure. 3D
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