| PREFACE. |
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| ACKNOWLEDGMENTS. |
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| 1 INTRODUCTION. |
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1.2 Direct and Indirect Measurements. |
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1.3 Measurement Error Sources. |
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1.5 Precision versus Accuracy. |
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1.6 Redundant Measurements in Surveying and Their Adjustment. |
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1.7 Advantages of Least Squares Adjustment. |
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1.8 Overview of the Book. |
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| 2 OBSERVATIONS AND THEIR ANALYSIS. |
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2.2 Sample versus Population. |
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2.4 Graphical Representation of Data. |
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2.5 Numerical Methods of Describing Data. |
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2.6 Measures of Central Tendency. |
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2.7 Additional Definitions. |
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2.8 Alternative Formula for Determining Variance. |
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2.10 Derivation of the Sample Variance (Bessel’s Correction). |
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| 3 RANDOM ERROR THEORY. |
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3.2 Theory of Probability. |
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3.3 Properties of the Normal Distribution Curve. |
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3.4 Standard Normal Distribution Function. |
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3.5 Probability of the Standard Error. |
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3.6 Uses for Percent Errors. |
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| 4 CONFIDENCE INTERVALS. |
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4.2 Distributions Used in Sampling Theory. |
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4.3 Confidence Interval for the Mean: t Statistic. |
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4.4 Testing the Validity of the Confidence Interval. |
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4.5 Selecting a Sample Size. |
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4.6 Confidence Interval for a Population Variance. |
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4.7 Confidence Interval for the Ratio of Two Population Variances. |
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| 5 STATISTICAL TESTING. |
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5.2 Systematic Development of a Test. |
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5.3 Test of Hypothesis for the Population Mean. |
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5.4 Test of Hypothesis for the Population Variance. |
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5.5 Test of Hypothesis for the Ratio of Two Population Variances. |
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| 6 PROPAGATION OF RANDOM ERRORS IN INDIRECTLY MEASURED QUANTITIES. |
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6.1 Basic Error Propagation Equation. |
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6.2 Frequently Encountered Specific Functions. |
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| 7 ERROR PROPAGATION IN ANGLE AND DISTANCE OBSERVATIONS. |
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7.2 Error Sources in Horizontal Angles. |
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7.5 Estimated Pointing and Reading Errors with Total Stations. |
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7.6 Target Centering Errors. |
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7.7 Instrument Centering Errors. |
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7.8 Effects of Leveling Errors in Angle Observations. |
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7.9 Numerical Example of Combined Error Propagation in a Single Horizontal Angle. |
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7.10 Use of Estimated Errors to Check Angular Misclosure in a Traverse. |
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7.11 Errors in Astronomical Observations for an Azimuth. |
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7.12 Errors in Electronic Distance Observations. |
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7.13 Use of Computational Software. |
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| 8 ERROR PROPAGATION IN TRAVERSE SURVEYS. |
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8.2 Derivation of Estimated Error in Latitude and Departure. |
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8.3 Derivation of Estimated Standard Errors in Course Azimuths. |
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8.4 Computing and Analyzing Polygon Traverse Misclosure Errors. |
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8.5 Computing and Analyzing Link Traverse Misclosure Errors. |
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| 9 ERROR PROPAGATION IN ELEVATION DETERMINATION. |
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9.2 Systematic Errors in Differential Leveling. |
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9.3 Random Errors in Differential Leveling. |
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9.4 Error Propagation in Trigonometric Leveling. |
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| 10 WEIGHTS OF OBSERVATIONS. |
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10.3 Relation between Weights and Standard Errors. |
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10.4 Statistics of Weighted Observations. |
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10.5 Weights in Angle Observations. |
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10.6 Weights in Differential Leveling. |
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| 11 PRINCIPLES OF LEAST SQUARES. |
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11.2 Fundamental Principle of Least Squares. |
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11.3 Fundamental Principle of Weighted Least Squares. |
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11.6 Observation Equations. |
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11.6.1 Elementary Example of Observation Equation Adjustment. |
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11.7 Systematic Formulation of the Normal Equations. |
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11.8 Tabular Formation of the Normal Equations. |
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11.9 Using Matrices to Form the Normal Equations. |
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11.10 Least Squares Solution of Nonlinear Systems. |
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11.11 Least Squares Fit of Points to a Line or Curve. |
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11.12 Calibration of an EDM Instrument. |
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11.13 Least Squares Adjustment Using Conditional Equations. |
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11.14 Example 11.5 Using Observation Equations. |
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| 12 ADJUSTMENT OF LEVEL NETS. |
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12.2 Observation Equation. |
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12.5 Reference Standard Deviation. |
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12.6 Another Weighted Adjustment. |
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| 13 PRECISION OF INDIRECTLY DETERMINED QUANTITIES. |
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13.2 Development of the Covariance Matrix. |
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13.4 Standard Deviations of Computed Quantities. |
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| 14 ADJUSTMENT OF HORIZONTAL SURVEYS: TRILATERATION. |
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14.2 Distance Observation Equation. |
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14.3 Trilateration Adjustment Example. |
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14.4 Formulation of a Generalized Coefficient Matrix for a More Complex Network. |
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14.5 Computer Solution of a Trilaterated Quadrilateral. |
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14.6 Iteration Termination. |
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| 15 ADJUSTMENT OF HORIZONTAL SURVEYS: TRIANGULATION. |
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15.2 Azimuth Observation Equation. |
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15.3 Angle Observation Equation. |
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15.4 Adjustment of Intersections. |
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15.5 Adjustment of Resections. |
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15.6 Adjustment of Triangulated Quadrilaterals. |
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| 16 ADJUSTMENT OF HORIZONTAL SURVEYS: TRAVERSES AND NETWORKS. |
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16.1 Introduction to Traverse Adjustments. |
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16.2 Observation Equations. |
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16.3 Redundant Equations. |
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16.5 Minimum Amount of Control. |
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16.6 Adjustment of Networks. |
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16.7 x2 Test: Goodness of Fit. |
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| 17 ADJUSTMENT OF GPS NETWORKS, |
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17.3 GPS Errors and the Need for Adjustment, |
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17.4 Reference Coordinate Systems for GPS Observations. |
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17.5 Converting between the Terrestrial and Geodetic Coordinate Systems. |
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17.6 Application of Least Squares in Processing GPS Data. |
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17.7 Network Preadjustment Data Analysis. |
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17.8 Least Squares Adjustment of GPS Networks. |
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| 18 COORDINATE TRANSFORMATIONS. |
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18.2 Two-Dimensional Conformal Coordinate Transformation. |
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18.3 Equation Development. |
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18.4 Application of Least Squares. |
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18.5 Two-Dimensional Affine Coordinate Transformation. |
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18.6 Two-Dimensional Projective Coordinate Transformation. |
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18.7 Three-Dimensional Conformal Coordinate Transformation. |
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18.8 Statistically Valid Parameters. |
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| 19 ERROR ELLIPSE 369 |
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19.2 Computation of Ellipse Orientation and Semiaxes. |
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19.3 Example Problem of Standard Error Ellipse Calculations. |
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19.4 Another Example Problem. |
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19.5 Error Ellipse Confidence Level. |
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19.6 Error Ellipse Advantages. |
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19.7 Other Measures of Station Uncertainty. |
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| 20 CONSTRAINT EQUATIONS. |
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20.2 Adjustment of Control Station Coordinates. |
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20.3 Holding Control Station Coordinates and Directions of Lines Fixed in a Trilateration Adjustment. |
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20.5 Redundancies in a Constrained Adjustment. |
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20.6 Enforcing Constraints through Weighting. |
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| 21 BLUNDER DETECTION IN HORIZONTAL NETWORKS. |
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21.2 A Priori Methods for Detecting Blunders in Observations. |
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21.3 A Posteriori Blunder Detection. |
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21.4 Development of the Covariance Matrix for the Residuals. |
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21.5 Detection of Outliers in Observations. |
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21.6 Techniques Used in Adjusting Control. |
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21.7 Data Set with Blunders. |
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21.8 Some Further Considerations. |
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| 22 GENERAL LEAST SQUARES METHOD AND ITS APPLICATION TO CURVE FITTING AND COORDINATE TRANSFORMATIONS. |
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22.1 Introduction to General Least Squares. |
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22.2 General Least Squares Equations for Fitting a Straight Line. |
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22.3 General Least Squares Solution. |
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22.4 Two-Dimensional Coordinate Transformation by General Least Squares. |
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22.5 Three-Dimensional Conformal Coordinate Transformation by General Least Squares. |
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| 23 THREE-DIMENSIONAL GEODETIC NETWORK ADJUSTMENT. |
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23.2 Linearization of Equations. |
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23.3 Minimum Number of Constraints. |
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23.5 Building an Adjustment. |
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23.6 Comments on Systematic Errors. |
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| 24 COMBINING GPS AND TERRESTRIAL OBSERVATIONS. |
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24.2 Helmert Transformation. |
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24.3 Rotations between Coordinate Systems. |
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24.4 Combining GPS Baseline Vectors with Traditional Observations. |
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24.5 Other Considerations. |
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| 25 ANALYSIS OF ADJUSTMENTS. |
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25.2 Basic Concepts, Residuals, and the Normal Distribution. |
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25.3 Goodness-of-Fit Test. |
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25.4 Comparison of Residual Plots. |
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25.5 Use of Statistical Blunder Detection. |
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| 26 COMPUTER OPTIMIZATION. |
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26.2 Storage Optimization. |
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26.3 Direct Formation of the Normal Equations. |
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26.4 Cholesky Decomposition. |
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26.5 Forward and Back Solutions. |
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26.6 Using the Cholesky Factor to Find the Inverse of the Normal Matrix. |
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26.7 Spareness and Optimization of the Normal Matrix. |
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| APPENDIX A: INTRODUCTION TO MATRICES. |
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A.2 Definition of a Matrix. |
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A.3 Size or Dimensions of a Matrix. |
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A.6 Addition or Subtraction of Matrices. |
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A.7 Scalar Multiplication of a Matrix. |
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A.8 Matrix Multiplication. |
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A.9 Computer Algorithms for Matrix Operations. |
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A.9.1 Addition or Subtraction of Two Matrices. |
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A.9.2 Matrix Multiplication. |
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A.10 Use of the MATRIX Software. |
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| APPENDIX B: SOLUTION OF EQUATIONS BY MATRIX METHODS. |
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B.3 Inverse of a 2 x 2 Matrix. |
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B.4 Inverses by Adjoints. |
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B.5 Inverses by Row Transformations. |
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| APPENDIX C: NONLINEAR EQUATIONS AND TAYLOR’S THEOREM. |
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C.2 Taylor Series Linearization of Nonlinear Equations. |
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C.4 Using Matrices to Solve Nonlinear Equations. |
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C.5 Simple Matrix Example. |
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| APPENDIX D: NORMAL ERROR DISTRIBUTION CURVE AND OTHER STATISTICAL TABLES. |
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D.1 Development of the Normal Distribution Curve Equation. |
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D.2 Other Statistical Tables. |
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| APPENDIX E: CONFIDENCE INTERVALS FOR THE MEAN. |
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| APPENDIX F: MAP PROJECTION COORDINATE SYSTEMS. |
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F.2 Mathematics of the Lambert Conformal Conic Map Projection. |
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F.3 Mathematics of the Transverse Mercator. |
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F.4 Reduction of Observations. |
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| APPENDIX G: COMPANION CD. |
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G.2 File Formats and Memory Matters. |
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G.4 Using the Software as an Instructional Aid. |
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| BIBLIOGRAPHY. |
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| INDEX. |
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