sarproz-group

def-trend file glossary term

This topic contains 1 reply, has 2 voices, and was last updated by  periz 2 months, 3 weeks ago.

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  • #4172

    kazihifajat
    Participant

    hi,
    using sentinel 1 i got time series as def-trend.csv file. in that file there were some terms like sigma vel, sigma height, height wrt dem, can i get any tutorial or glossary pdf, which elaborate what represent those terms.

  • #4175

    periz
    Keymaster

    CSV file fields:

    ID – point reference id (sequential)
    LAT, LON – latitude and longitude
    SVET, LVET – sample and line, pixel SAR coordinates
    HEIGHT – relative to sea level (m)
    HEIGHT WRT DEM – relative to the external DEM (m)
    SIGMA HEIGHT – height estimation standard deviation
    VEL – deformation velocity in mm/year
    SIGMA VEL – velocity standard deviation
    SEASONAL – seasonal trend coefficient
    CUMUL.DISP. – point cumulative displacement (mm)
    COHER – tepomral coherence
    IN, FIN – target point on-off model
    STDEV – phase standard deviation from estimated model

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