Preparing quality-controlled velocities: Difference between revisions

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Summary of steps associated with level 2
 
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After the raw velocities are quality-controlled and optionally despiked, velocities must be further processed before analysing the turbulence spectra. The main steps are the following:
After the raw velocities are quality-controlled and optionally despiked, velocities must be further processed before analysing the turbulence spectra. The main steps are the following:
 
# [[Segmenting datasets]]
1. [[Segmenting datasets]]
# [[Rotation of the velocity measurements|rotate the measurements]]  
2. [[Rotation of the velocity measurements|rotate the measurements]]  
# [[Decomposing velocity measurements|decompose the velocities]] into the  mean, turbulence and surface waves component
3. [[Decomposing velocity measurements|decompose the velocities]] into the  mean, turbulence and surface waves component


When measuring velocities continuously or in long bursts, some individuals may also [[Detrending time series|detrend the time series]] before beginning any of these processing steps.
When measuring velocities continuously or in long bursts, some individuals may also [[Detrending time series|detrend the time series]] before beginning any of these processing steps.

Revision as of 14:06, 30 November 2021

After the raw velocities are quality-controlled and optionally despiked, velocities must be further processed before analysing the turbulence spectra. The main steps are the following:

  1. Segmenting datasets
  2. rotate the measurements
  3. decompose the velocities into the mean, turbulence and surface waves component

When measuring velocities continuously or in long bursts, some individuals may also detrend the time series before beginning any of these processing steps.