Insight wk4
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Transcript of Insight wk4
Windpipe
Sophie Diehl
Insight Data Engineering Fellow
What is the wind speed
at turbine height
right now,
and in the past?
Dataset
Wind speed data: NOAA GFS 4
Global, every 0.5 degrees latitude and longitude
Forecasts for coming week in 3-hour intervals
Released daily at midnight
Queries
What is the forecast today?
Past averages: single days, months
HBase Storage
rowkey day1 day2 day3 day4 ...
lat-long2 3.48 3.29 3.11 4.54
lat-long1 3.56 2.63 2.56 3.91 ...
vs.
day1_lat-long2 3.48
day2_lat-long1 2.63
day2_lat-long2 3.29
Page load for continental USA: 25s vs. 11s
day1_lat-long1 3.56
rowkeyvalue
...
...
...
MIT B.S. 2014Electrical Engineering
Sophie Diehl