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Simplified algebraic estimation for the quality control of DIA estimator
Based on the unifying framework of the detection, identification and adaption (DIA) estimators, quality control indices are refined and formulated by...
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On the optimality of DIA-estimators: theory and applications
In this contribution, we introduce, in analogy to penalized ambiguity resolution, the concept of penalized misclosure space partitioning, with the...
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Detection-only versus detection and identification of model misspecifications
It is common practice to use the well-known concept of the minimal detectable bias (MDB) to assess the performance of statistical testing procedures....
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A DIA method based on maximum a posteriori estimate for multiple outliers
The detection, identification, and adaptation method based on data snoo** (DIA-datasnoo**) is commonly used to deal with outliers in the...
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On the computation of confidence regions and error ellipses: a critical appraisal
Customary confidence regions do not truly reflect in the majority of our geodetic applications the confidence one can have in one’s produced...
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How Abnormal Are the PDFs of the DIA Method: A Quality Description in the Context of GNSS
The DIA-method, for the detection, identification and adaptation of modeling errors, has been widely used in a broad range of applications including...
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A robust estimation algorithm for the increasing breakdown point based on quasi-accurate detection and its application to parameter estimation of the GNSS crustal deformation model
Global navigation satellite system (GNSS) velocity fields generally contain outliers due to environmental interference, local crustal activities, or...
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A composite stochastic model considering the terrain topography for real-time GNSS monitoring in canyon environments
The site locations of real-time Global navigation satellite system (GNSS) monitoring are usually located in a canyon environment, where the signals...
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Development of hybrid wave transformation methodology and its application on Kerala Coast, India
AbstractA major portion of the coastline of Kerala is under erosion, primarily due to the action of wind-generated waves. Accurate assessment of the...
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3-D Marine CSEM Modeling in General Anisotropic Media by Using an Adaptive Finite Element Approach Based on the Vector-Scalar Potential
We present three-dimensional (3-D) modeling method of marine controlled-source electromagnetic (CSEM) fields in general anisotropic media using an...
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Specification of deformation congruence models using combinatorial iterative DIA testing procedure
Deformation congruence models form the basis for conventional deformation analysis (CDA). In geometrical sense, these models connect an epochal...
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DIA-datasnoo** and identifiability
In this contribution, we present and analyze datasnoo** in the context of the DIA method. As the DIA method for the detection, identification and...
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A new partial ambiguity resolution method based on modified solution separation and GNSS epoch-differencing
AbstractPartial ambiguity resolution has been widely used in real-time kinematic (RTK) positioning to provide accurate and continuous...
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Best integer equivariant estimation: performance analysis using real data collected by low-cost, single- and dual-frequency, multi-GNSS receivers for short- to long-baseline RTK positioning
The key to precise global navigation satellite system (GNSS) positioning is carrier phase integer ambiguity resolution with a high success rate. On...
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An extended w-test for outlier diagnostics in linear models
The issue of outliers has been a research focus in the field of geodesy. Based on a statistical testing method known as the w -test, data snoo**...
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Spatio-temporal assessment and monitoring of chlorophyll-a in lake water through geo-informatics algorithm approach (GAA)
Inland lake is the most valuable source of the freshwater ecosystem on the earth. It is highly needed for continuous monitoring to examine the lake...
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New wind-wave climate records in the Western Mediterranean Sea
This study presents a detailed analysis of changes in wind and wave climate in the Western Mediterranean Sea (WMed), based on 41 years of accurate...
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Robust M estimation for 3D correlated vector observations based on modified bifactor weight reduction model
This paper develops a robust M estimation approach applied for three-dimensional (3D) correlated vector observations. A modified bifactor reduction...
