21. Blunder Detection in Horizontal Networks

  1. Charles D. Ghilani Ph.D. Professor

Published Online: 9 MAR 2010

DOI: 10.1002/9780470586266.ch21

Adjustment Computations: Spatial Data Analysis, Fifth Edition

Adjustment Computations: Spatial Data Analysis, Fifth Edition

How to Cite

Ghilani, C. D. (2010) Blunder Detection in Horizontal Networks, in Adjustment Computations: Spatial Data Analysis, Fifth Edition, John Wiley & Sons, Inc., Hoboken, NJ, USA. doi: 10.1002/9780470586266.ch21

Author Information

  1. The Pennsylvania State University, USA

Publication History

  1. Published Online: 9 MAR 2010
  2. Published Print: 3 MAR 2010

ISBN Information

Print ISBN: 9780470464915

Online ISBN: 9780470586266

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Keywords:

  • horizontal network blunder detection;
  • undetected blunders in survey data;
  • a priori methods for detecting blunders in observations;
  • a posteriori blunder detection;
  • checking for blunders in data set - using rejection level

Summary

This chapter contains sections titled:

  • Introduction

  • A Priori Methods for Detecting Blunders in Observations

  • A Posteriori Blunder Detection

  • Development of the Covariance Matrix for the Residuals

  • Detection of Outliers in Observations: Data Snooping

  • Detection of Outliers in Observations: The Tau Criterion

  • Techniques Used In Adjusting Control

  • Data Set with Blunders

  • Further Considerations

  • Survey Design

  • Software

  • Problems

  • Practical Exercises