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Adjustment Options



Topics in
this section:

  • Traverse Adjustment - Bowditch method
  • Vertical Adjustment
  • Network Adjustment - Least Squares
    Provisional coordinates
    Levelling networks
    Weights
    Standard deviations
    Constraints
    Network Rank and Datum Defects
    Assessing results of adjustment
    Minimally-constrained network
    Convergence of Adjustment
    Accepting or rejecting results of adjustment
    • Least Squares - Statistical Options and Analysis
      Statistical Options
      Provisional point tolerance
      Relax SD on Entry Errors
      Centerings and A-Priori Standard Deviations
      Convergence criteria
      Outlier tests and data snooping
      Confidence Region Scalars
      Global chi-squared unit variance test
      Scaling of Error Ellipses
      Redundancy Numbers and Marginally Detectable Errors (MDE)
      SP1 class testing
      • 3D Adjustments
        3D Adjustments - Introduction
        Network Pre-Analysis
        Three situations for 3D adjustments
        Localisation of point coordinates or GPS vector observations
        • Localisation
          Localisation (Site Calibration)
          To localise or not?
          Availability of the Localisation Function
          Derivation of Transformation Parameters for Localisation

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