Hans Jakob Rivertz
+4773559009
IT-bygget, sydfløy, 241, Gløshaugen
Publications
2022
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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
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PosterFinlayson, 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
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Academic lectureAlsam, 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.
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Academic lectureAlsam, Ali; Rivertz, Hans Jakob. (2011) Fast edge preserving smoothing algorithm. Signal and Image Processing - SIP 2011 . IASTED; Dallas. 2011-12-14 - 2011-12-16.