Niclas Börlin

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Associate professor at Department of Computing Science

MIT-huset, Umeå universitet, MIT.A.431 Umeå universitet, 901 87 Umeå

Efficient computation of posterior covariance in bundle adjustment in DBAT for projects with large number of object points

XXIV ISPRS Congress: Comission II, International Society for Photogrammetry and Remote Sensing (ISPRS) 2020 : 737-744

Börlin, Niclas; Murtiyoso, Arnadi; Grussenmeyer, Pierre

Implementing Functional Modularity for Processing of General Photogrammetric Data with the Damped Bundle Adjustment Toolbox (DBAT)

Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci., XLII-2/W17, 69–75, 2019 : 69-75

Börlin, Niclas; Murtiyoso, Arnadi; Grussenmeyer, Pierre

Flexible Photogrammetric Computations Using Modular Bundle Adjustment: The Chain Rule and the Collinearity Equations

Photogrammetric Engineering and Remote Sensing, Bethesda, Maryland, USA: American Society of Photogrammetry and Remote Sensing (ASPRS) 2019, Vol. 85, (5) : 361-368

Börlin, Niclas; Murtiyoso, Arnadi; Grussenmeyer, Pierre; et al.

Modular Bundle Adjustment for Photogrammeric Computations

ISPRS Technical Commission II Symposium 2018, ISPRS 2018 : 133-140

Börlin, Niclas; Murtiyoso, Arnadi; Grussenmeyer, Pierre; et al.

Bias of cylinder diameter estimation from ground-based laser scanners with different beam widths: a simulation study

ISPRS journal of photogrammetry and remote sensing (Print), Amsterdam: Elsevier 2018, Vol. 135 : 84-92

Forsman, Mona; Börlin, Niclas; Olofsson, Kenneth; et al.

Improving Underwater Accuracy by Empirical Weighting of Image Observations

ISPRS Technical Commission II Symposium 2018, ISPRS 2018 : 699-705

Menna, Fabio; Nocerino, Erica; Drap, Pierre; et al.

Open Source and Independent Methods for Bundle Adjustment Assessment in Close-Range UAV Photogrammetry

Drones, Basel: 2018, Vol. 2, (1)

Murtiyoso, Arnadi; Grussenmeyer, Pierre; Börlin, Niclas; et al.

Reprocessing Close Range Terrestrial and UAV Photogrammetric Projects with the DBAT Toolbox for Independent Verification and Quality Control

LowCost 3D – Sensors, Algorithms, Applications: 5th International Workshop : 171-177

Murtiyoso, Arnadi; Grussenmeyer, Pierre; Börlin, Niclas

External verification of the bundle adjustment in photogrammetric software using the damped bundle adjustment toolbox

XXIII ISPRS Congress, Commission V: Volume XLI-B5, International Society of Photogrammetry and Remote Sensing 2016 : 7-14

Börlin, Niclas; Grussenmeyer, Pierre

Estimation of Tree Stem Attributes using Terrestrial Photogrammetry with a Camera Rig

Forests, Basel, Switzerland: MDPI (Multidisciplinary Digital Publishing Institute) 2016, Vol. 7, (3)

Forsman, Mona; Börlin, Niclas; Holmgren, Johan

Measuring soil motion with terrestrial close range photogrammetry in periglacial environments

EUCOP 4: Book of Abstracts, University of Lisbon and the University of Évora 2014 : 351-351

Becher, Marina; Börlin, Niclas; Klaminder, Jonatan

Camera Calibration using the Damped Bundle Adjustment Toolbox

ISPRS Annals - Volume II-5, 2014: ISPRS Technical Commission V Symposium 23–25 June 2014, Riva del Garda, Italy, Copernicus GmbH 2014 : 89-96

Börlin, Niclas; Grussenmeyer, Pierre

Bundle adjustment with and without damping

Photogrammetric Record, John Wiley & Sons 2013, Vol. 28, (144) : 396-415

Börlin, Niclas; Grussenmeyer, Pierre

Experiments with metadata-derived initial values and linesearch bundle adjustment in architectural photogrammetry

ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Volume II-5/W1, 2013: XXIV International CIPA Symposium, 2 – 6 September 2013, Strasbourg, France, Copernicus Publications 2013 : 43-48

Börlin, Niclas; Grussenmeyer, Pierre

Estimation of tree stem attributes using terrestrial photogrammetry

International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Copernicus Gesellschaft 2012 : B5-261-B5-265

Forsman, Mona; Börlin, Niclas; Holmgren, Johan

3D measurements of buildings and environment for harbor simulators

Report / UMINF, 19

Börlin, Niclas; Igasto, Christina

GALS: gradient analysis by least squares

Annales Geophysicae, Vol. 26, (11) : 3491-3499

Hamrin, Maria; Rönnmark, Kjell; Börlin, Niclas; et al.

Estimating time and space gradients from multi-spacecraft measurements

Earth: Our Changing Planet: Proceedings of IUGG XXIV General Assembly, International Union of Geodesy and Geophysics 2007 : 3025-3025

Hamrin, Maria; Börlin, Niclas; Rönnmark, Kjell; et al.

Estimating time and space derivatives using GALS

Geophysical Research Abstracts, European Geosciences Union 2007 : 2721-2721

Hamrin, Maria; Börlin, Niclas; Rönnmark, Kjell; et al.

Validation of a low-dose hybrid RSA and fluoroscopy technique: Determination of accuracy, bias and precision

Journal of Biomechanics, Vol. 40, (3) : 686-692

Ioppolo, J.; Borlin, Niclas; Bragdon, C.; et al.

RSA wear measurements with or without markers in total hip arthroplasty

Journal of Biomechanics, Vol. 39, (9) : 1641-1650

Borlin, Niclas; Rohrl, S. M.; Bragdon, C. R.

Development of a Marker-less Radiostereometric Analysis (RSA) Method for Use in Measuring Polyethyene Wear: A Comparative Study

Proceedings of the 52nd Annual Meeting of The Orthopaedic Research Society, Orthopaedic Research Society 2006 : 463-463

Bragdon, C. R.; Börlin, Niclas; Greene, M. E.; et al.

Validation of marker-based X-ray measurements of joint kinematics

Proceedings SSBA 2006: symposium on image analysis, Umeå: Umeå University, Department of Computing Science, Umeå University 2006 : 113-116

Börlin, Niclas; Ioppolo, James L.; Bragdon, Charles B.

Proceedings of SSBA 2006 - Swedish Society of Automated Image Analysis

Report / UMINF, 06.11

Georgsson, Fredrik; Börlin, Niclas

GALS: gradient analysis by least squares

Proceedings of the 2006 AGU Fall Meeting, American Geophysical Union 2006 : SM53A-1442-SM53A-1442

Hamrin, Maria; Vedin, Jörgen; Rönnmark, Kjell; et al.

Baseline Motion Measurements for Approximating Changes in Polyethylene Tibial Component Thickness Using RSA and Single-plane Flouroscopy

Proceedings of the 52nd Annual Meeting of The Orthopaedic Research Society, Orthopaedic Research Society 2006 : 654-654

Ioppolo, James L.; Börlin, Niclas; Li, M.; et al.

Estimation of polygons and areas

Scandinavian Journal of Statistics, John Wiley & Sons 2006, Vol. 33, (3) : 541-559

Persson, Anna H.; Bondesson, Lennart; Börlin, Niclas

No Increased Migration in Cups with Ceramic-on-Ceramic Bearing: An RSA Study

Clinical Orthopaedics and Related Research, (448) : 39-45

Zhou, Zong-ke; Li, Ming G.; Börlin, Niclas; et al.

Optimization Methods for Single-Plane RSA Flouroscopy

Eighth SIAM Conference on Optimization

Eriksson, Jerry; Börlin, Niclas

A Single-plane Fluoroscopic RSA Method for Joint Kinematics: An Assessment of Bias and Precision

Proceedings of the 51st Annual Meeting of The Orthopaedic Research Society, ORS 2005 : 1211-1211

Ioppolo, J. L.; Börlin, Niclas; Baratz, M. D.; et al.

A Single-Plane Flouroscopy RSA Method for Joint Kinematics: Determination of accuracy, bias and precision

Proc. 7th Europ. Fed. of Nat. Assoc. of Orthop & Traumatol. : 3737-3737

Ioppolo, J. L.; Börlin, Niclas; Nivbrant, B.; et al.

Skeletal joint measurements using dynamic single-plane RSA fluoroscopy

Proc. 66th Ann. Sci. Meet. Aust. Orthop. Assoc. : 229-229

Ioppolo, J. L.; Börlin, Niclas; Nivbrant, B.; et al.

Guidelines for standardization of radiostereometry (RSA) of implants

Acta Orthopaedica, Vol. 76, (4) : 563-572

Valstar, E. R.; Gill, R.; Ryd, L.; et al.

Pros and cons of constrained and unconstrained formulation of the bundle adjustment problem

ISPRS Congress Istanbul 2004, Proceedings of Commission III, ISPRS 2004 : 589-594

Börlin, Niclas; Grussenmeyer, Pierre; Eriksson, Jerry; et al.

Kinematic joint measurement using single-plane RSA

Proc. 10th Ann. Meet. Aust. & New Zeal. Orthop. Res. Soc. : 24-24

Ioppolo, J. L.; Börlin, Niclas; Baratz, M. D.; et al.

Kinematic joint measurement RSA flouroscopy

Proc. Ann. Meet. Aust. Coll. Phys. Scient. Eng. Med. (WA Branch) : 7-7

Ioppolo, J. L.; Börlin, Niclas; Baratz, M. D.; et al.

Photogrammetric calibration of image sequences acquired with a rotating camera

Panoramic photogrammetry workshop: proceedings of the ISPRS working group V/1

Remondino, Fabio; Börlin, Niclas

Accuracy of radiographic and radiostereometric wear measurement of different hip prostheses - An experimental study

Acta Orthopaedica Scandinavica, Vol. 75, (6) : 691-700

von Schewelov, T.; Sanzen, L.; Borlin, Niclas; et al.

A globally convergent gauss-newton algorithm for the bundle adjustment problem with functional constraints

Optical 3-D measurement techniques: applications in GIS, mapping, manifactoring, quality control, robotics, navigation, mobile mapping, medical imaging, VR generation and animation, Wichmann-Verlag 2003 : 269-276

Börlin, Niclas; Lindström, Per; Eriksson, Jerry

Validation of Digital Radiography, for use with Radiostereometric Analysis (RSA) using a Dynamic Phantom Wear Model

Transactions of the Orthopaedics Research Society, ORS 2002 : 1020-1020

Bragdon, C. R.; Malchau, H.; Larson, S. L.; et al.

Experimental assessment of precision and accuracy of radio stereometric analysis for the determination of polyethylene wear in a total hip replacement model

Journal of Orthopaedic Research, Vol. 20, (4) : 688-695

Bragdon, C. R.; Malchau, H.; Yuan, X. H.; et al.

Improving the robustness of least squares template matching with a line-search algorithm

Close-range imaging, long-range vision: proceedings of the Commission V symposium, ISPRS 2002 : 7-11

Börlin, Niclas

Adaptive least squares matching as a non-linear least squares optimization problem

Proceedings SSAB 2002: symposium on Image Analysis