Navigation

  • Skip to Content
NTNU Home

ntnu.edu

  • Studies
    • Master's programmes in English
    • For exchange students
    • PhD opportunities
    • All programmes of study
    • Courses
    • Financing
    • Language requirements
    • Application process
    • Academic calendar
    • FAQ
  • Research and innovation
    • NTNU research
    • Research excellence
    • Strategic research areas
    • Innovation resources
    • PhD opportunities
  • Life and housing
    • Student in Trondheim
    • Student in Gjøvik
    • Student in Ålesund
    • For researchers
    • Life and housing
  • About NTNU
    • Contact us
    • Faculties and departments
    • Libraries
    • International researcher support
    • Vacancies
    • About NTNU
    • Maps
  1. Employees

Språkvelger

Norsk

Hans Jakob Rivertz

Hans Jakob Rivertz

Associate Professor
Department of Computer Science
Faculty of Information Technology and Electrical Engineering

hans.j.rivertz@ntnu.no
+4773559009 IT-bygget, sydfløy, 241, Gløshaugen
Home page
Publications Teaching Media

Publications

  • Chronological
  • By category
  • See all publications in Cristin

2022

  • Alsam, Ali; Rivertz, Hans Jakob. (2022) Three dimensional surface preserving smoothing. 30th Color and Imaging Conference Final Program and Proceedings.
    Academic chapter/article/Conference paper

2021

  • Alsam, Ali; Rivertz, Hans. (2021) Long range diffusion with control of the directional differences. 29th Color and Imaging Conference Final Program and Proceedings.
    Academic chapter/article/Conference paper

2020

  • Rivertz, Hans Jakob. (2020) On filters making an imaging sensor more colorimetric. The 28th Color and Imaging Conference.
    Academic chapter/article/Conference paper

2019

  • Alsam, Ali; Rivertz, Hans Jakob. (2019) Improved color edge preserving smoothing. NIKT: Norsk IKT-konferanse for forskning og utdanning.
    Academic article
  • Mackiewicz, Michal; Rivertz, Hans Jakob; Finlayson, Graham. (2019) Spherical sampling methods for the calculation of metamer mismatch volumes. Optical Society of America. Journal A: Optics, Image Science, and Vision (JOSA A). volum 36 (1).
    Academic article
  • Rivertz, Hans Jakob. (2019) On an Euler-Lagrange equation for color to grayscale conversion. CIC27, 27th Color and Imaging Conference Color Science and Engineering Systems, Technologies, and Applications.
    Academic chapter/article/Conference paper
  • Rivertz, Hans Jakob; Alsam, Ali. (2019) Colour to Grey by Maximum Signed Gradient. IWSSIP 2019, 25th International Conference on Systems, Signals and image processing; 5 - 7 June 2019, Osijek, Croatia.
    Academic chapter/article/Conference paper

2018

  • Alsam, Ali; Rivertz, Hans Jakob. (2018) A mathematical approach to best luminance maps. Optical Society of America. Journal A: Optics, Image Science, and Vision (JOSA A). volum 35 (4).
    Academic article

2017

  • Eschenburg, Jost-Hinrich; Rivertz, Hans Jakob. (2017) The complete cartwheel tiling. Journal of Geometry. volum 108 (2).
    Academic article
  • Mackiewicz, Michal; Rivertz, Hans Jakob; Finlayson, Graham. (2017) Metamer Mismatch Volumes Using Spherical Sampling. 25th Color and Imaging Conference: Color Science and Engineering Systems, Technologies, and Applications, Final program and proceedings;.
    Academic chapter/article/Conference paper

2015

  • Alsam, Ali; Farup, Ivar; Rivertz, Hans Jakob. (2015) Iterative sharpening for image contrast enhancement. 2015 Colour and Visual Computing Symposium (CVCS).
    Academic chapter/article/Conference paper

Journal publications

  • Alsam, Ali; Rivertz, Hans Jakob. (2019) Improved color edge preserving smoothing. NIKT: Norsk IKT-konferanse for forskning og utdanning.
    Academic article
  • Mackiewicz, Michal; Rivertz, Hans Jakob; Finlayson, Graham. (2019) Spherical sampling methods for the calculation of metamer mismatch volumes. Optical Society of America. Journal A: Optics, Image Science, and Vision (JOSA A). volum 36 (1).
    Academic article
  • Alsam, Ali; Rivertz, Hans Jakob. (2018) A mathematical approach to best luminance maps. Optical Society of America. Journal A: Optics, Image Science, and Vision (JOSA A). volum 35 (4).
    Academic article
  • Eschenburg, Jost-Hinrich; Rivertz, Hans Jakob. (2017) The complete cartwheel tiling. Journal of Geometry. volum 108 (2).
    Academic article

Part of book/report

  • Alsam, Ali; Rivertz, Hans Jakob. (2022) Three dimensional surface preserving smoothing. 30th Color and Imaging Conference Final Program and Proceedings.
    Academic chapter/article/Conference paper
  • Alsam, Ali; Rivertz, Hans. (2021) Long range diffusion with control of the directional differences. 29th Color and Imaging Conference Final Program and Proceedings.
    Academic chapter/article/Conference paper
  • Rivertz, Hans Jakob. (2020) On filters making an imaging sensor more colorimetric. The 28th Color and Imaging Conference.
    Academic chapter/article/Conference paper
  • Rivertz, Hans Jakob. (2019) On an Euler-Lagrange equation for color to grayscale conversion. CIC27, 27th Color and Imaging Conference Color Science and Engineering Systems, Technologies, and Applications.
    Academic chapter/article/Conference paper
  • Rivertz, Hans Jakob; Alsam, Ali. (2019) Colour to Grey by Maximum Signed Gradient. IWSSIP 2019, 25th International Conference on Systems, Signals and image processing; 5 - 7 June 2019, Osijek, Croatia.
    Academic chapter/article/Conference paper
  • Mackiewicz, Michal; Rivertz, Hans Jakob; Finlayson, Graham. (2017) Metamer Mismatch Volumes Using Spherical Sampling. 25th Color and Imaging Conference: Color Science and Engineering Systems, Technologies, and Applications, Final program and proceedings;.
    Academic chapter/article/Conference paper
  • Alsam, Ali; Farup, Ivar; Rivertz, Hans Jakob. (2015) Iterative sharpening for image contrast enhancement. 2015 Colour and Visual Computing Symposium (CVCS).
    Academic chapter/article/Conference paper

Teaching

Courses

  • IMAA2150 - Mathematical methods 3 for computer engineers
  • IMAT2021 - Mathematical methods 2 for Computer Science engineers
  • IMAG2150 - Mathematical methods 3 for computer engineers
  • IMAT2150 - Mathematical methods 3 for computer engineers
  • IMAG2021 - Mathematical methods 2 for Computer engineering
  • DCST1004 - Mathematics for Computer Science
  • TDT4127 - Programming and Numerics
  • IMAA2021 - Mathematical methods 2 for Computer engineering

Media

2016

  • Poster
    Finlayson, Graham; Mackiewicz, Michal; Rivertz, Hans Jakob. (2016) Computing the object colour solid using spherical sampling. PICS 2016 . Progress in Colour Studies; University College London. 2016-09-14 - 2016-09-16.

2011

  • Academic lecture
    Alsam, Ali; Rivertz, Hans Jakob. (2011) Constrained gradient integration for improved image contrast. Signal and Image Processing (SIP 2011) . IASTED; Dallas. 2011-12-14 - 2011-12-16.
  • Academic lecture
    Alsam, Ali; Rivertz, Hans Jakob. (2011) Fast edge preserving smoothing algorithm. Signal and Image Processing - SIP 2011 . IASTED; Dallas. 2011-12-14 - 2011-12-16.
NTNU
Studies
  • Master's programmes in English
  • For exchange students
  • PhD opportunities
  • Courses
  • Career development
  • Continuing education
  • Application process
Contact
  • Contact NTNU
  • Employees
  • For alumni
  • Press contacts
  • Researcher support
Discover NTNU
  • Experts
  • Vacancies
  • Pictures from NTNU
  • Innovation resources
  • NTNU in Gjøvik
  • NTNU in Trondheim
  • NTNU in Ålesund
  • Maps
About NTNU
  • NTNU's strategy
  • Research excellence
  • Strategic research areas
  • Organizational chart
  • Libraries
  • About the university
Services
  • For employees
  • For students
  • Blackboard
  • Intranet

Norwegian University of Science and Technology

Use of cookies
Accessibility statement (in Norwegian)
Privacy policy
Editoral responsibility
Sign In