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1

Evidence of Periodicity in Ancient Egyptian Calendars of Lucky and Unlucky Days

Porceddu, Sebastian, Jetsu, Lauri, Markkanen, Tapio, Toivari-Viitala, Jaana

Journal:

Cambridge Archaeological Journal

Year:

2008

Language:

english

File:

PDF, 521 KB

english, 2008

2

Color classification using color vision models

Tuija Jetsu, Yasser Essiarab, Ville Heikkinen, Timo Jaaskelainen, Jussi Parkkinen

Journal:

Color Research & Application

Year:

2011

Language:

english

File:

PDF, 446 KB

english, 2011

3

Weighted compression of spectral color information

Laamanen, Hannu, Jetsu, Tuija, Jaaskelainen, Timo, Parkkinen, Jussi

Journal:

Journal of the Optical Society of America A

Year:

2008

Language:

english

File:

PDF, 336 KB

english, 2008

4

DID THE ANCIENT EGYPTIANS RECORD THE PERIOD OF THE ECLIPSING BINARY ALGOL—THE RAGING ONE?

Jetsu, L., Porceddu, S., Lyytinen, J., Kajatkari, P., Lehtinen, J., Markkanen, T., Toivari-Viitala, J.

Journal:

The Astrophysical Journal

Year:

2013

Language:

english

File:

PDF, 1.03 MB

english, 2013

5

Effects of physical treatment of wood fibres on fibre morphology and biocomposite properties

Peltola, H, Laatikainen, E, Jetsu, P

Journal:

Plastics Rubber and Composites

Year:

2011

File:

PDF, 1 KB

2011

6

Benchmarking new wood fibre-based sound absorbing material made with a foam-forming technique

Po hler, T., Jetsu, P., Isomoisio, H.

Journal:

Building Acoustics

Year:

2016

Language:

english

File:

PDF, 1.26 MB

english, 2016

7

Density profiles of novel kraft pulp and TMP based foam formed thermal insulation materials observed by X-ray tomography and densitometry

Lecourt, Michael, Pöhler, Tiina, Hornatowska, Joanna, Salmén, Lennart, Jetsu, Petri

Journal:

Year:

2018

Language:

english

File:

PDF, 2.18 MB

english, 2018

8

Shifting Milestones of Natural Sciences: The Ancient Egyptian Discovery of Algol’s Period Confirmed

Jetsu, Lauri, Porceddu, Sebastian, Spigelman, Mark

Journal:

Year:

2015

Language:

english

File:

PDF, 913 KB

english, 2015

9

Spot activity of II Peg

T. Hackman, M.J. Mantere, L. Jetsu, I. Ilyin, P. Kajatkari, O. Kochukhov, J. Lehtinen, M. Lindborg, N. Piskunov, I. Tuominen

Journal:

Astronomische Nachrichten

Year:

2011

Language:

english

File:

PDF, 1.05 MB

english, 2011

10

Comparison of color vision models based on spectral color representation

Tuija Jetsu, Ville Heikkinen, Anahit Pogosova, Timo Jaaskelainen, Jussi Parkkinen

Journal:

Color Research & Application

Year:

2009

Language:

english

File:

PDF, 859 KB

english, 2009

11

Regularized learning framework in the estimation of reflectance spectra from camera responses

Heikkinen, Ville, Jetsu, Tuija, Parkkinen, Jussi, Hauta-Kasari, Markku, Jaaskelainen, Timo, Lee, Seong Deok

Journal:

Journal of the Optical Society of America A

Year:

2007

Language:

english

File:

PDF, 605 KB

english, 2007

12

Evaluation and unification of some methods for estimating reflectance spectra from RGB images

Heikkinen, Ville, Lenz, Reiner, Jetsu, Tuija, Parkkinen, Jussi, Hauta-Kasari, Markku, Jääskeläinen, Timo

Journal:

Journal of the Optical Society of America A

Year:

2008

Language:

english

File:

PDF, 514 KB

english, 2008

13

Wood based PLA and PP composites: Effect of fibre type and matrix polymer on fibre morphology, dispersion and composite properties

Peltola, Heidi, Pääkkönen, Elina, Jetsu, Petri, Heinemann, Sabine

Journal:

Composites Part A: Applied Science and Manufacturing

Year:

2014

Language:

english

File:

PDF, 3.76 MB

english, 2014

14

[IEEE 14th International Conference of Image Analysis and Processing - Workshops (ICIAPW 2007) - Modena, Italy (2007.09.10-2007.09.13)] 14th International Conference of Image Analysis and Processing - Workshops (ICIAPW 2007) - Combining Strategies for Automatic White Estimation in Real Images

Bianco, Simone, Bianco, Simone, Gasparini, Francesca, Gasparini, Francesca, Schettini, Raimondo, Schettini, Raimondo, Jetsu, Tuija, Jetsu, Tuija, Heikkinen, Ville, Heikkinen, Ville, Pogosova, Anahit,

Year:

2007

Language:

english

File:

PDF, 213 KB

english, 2007

15

Did the ancient egyptians discover Algol?

Jetsu, L., Porceddu, S., Porceddu, S., Lyytinen, J., Kajatkari, P., Markkanen, T., Toivari-Viitala, J., Pavlovski, K., Tkachenko, A., Torres, G.

Journal:

EAS Publications Series

Year:

2013

Language:

english

File:

PDF, 817 KB

english, 2013

16

Drying of Foam-Formed Mats from Virgin Pine Fibers

Timofeev, Oleg, Jetsu, Petri, Kiiskinen, Harri, Keränen, Janne T.

Journal:

Drying Technology

Year:

2015

File:

PDF, 1.23 MB

2015

17

Intake Fractions for European ECB-Existing Chemicals Priority Substances List

Jantunen, Matti, Jetsu, Aleksi, Asikainen, Arja

Journal:

Year:

2006

Language:

english

File:

PDF, 18.70 MB

english, 2006

18

Drying of Foam-Formed Mats from Virgin Pine Fibers

Timofeev, Oleg, Jetsu, Petri, Kiiskinen, Harri, Keränen, Janne T.

Journal:

Drying Technology

Year:

2015

Language:

english

File:

PDF, 1.23 MB

english, 2015

19

General Model for Light Curves of Chromospherically Active Binary Stars

Jetsu, L., Henry, G. W., Lehtinen, J.

Journal:

The Astrophysical Journal

Year:

2017

Language:

english

File:

PDF, 3.29 MB

english, 2017

20

Time-series analysis of long-term photometry of BM Canum Venaticorum

Siltala, L., Jetsu, L., Hackman, T., Henry, G. W., Immonen, L., Kajatkari, P., Lankinen, J., Lehtinen, J., Monira, S., Nikbakhsh, S., Viitanen, A., Viuho, J., Willamo, T.

Journal:

Astronomische Nachrichten

Year:

2017

Language:

english

File:

PDF, 4.10 MB

english, 2017

21

Flip-flops of FK Comae Berenices

Hackman, T., Pelt, J., Mantere, M. J., Jetsu, L., Korhonen, H., Granzer, T., Kajatkari, P., Lehtinen, J., Strassmeier, K. G.

Journal:

Astronomy and Astrophysics

Year:

2013

Language:

english

File:

PDF, 1.90 MB

english, 2013

22

Some Studies of Terrestrial Impact Cratering Rate

Journal:

Year:

2011

Language:

english

File:

PDF, 219 KB

english, 2011

23

Multiperiodicity, modulations and flip-flops in variable star light curves

Lindborg, M., Mantere, M. J., Olspert, N., Pelt, J., Hackman, T., Henry, G. W., Jetsu, L., Strassmeier, K. G.

Journal:

Astronomy and Astrophysics

Year:

2013

Language:

english

File:

PDF, 756 KB

english, 2013

24

Algol as Horus in the Cairo Calendar: The Possible Means and the Motives of the Observations

Porceddu, Sebastian, Jetsu, Lauri, Markkanen, Tapio, Lyytinen, Joonas, Kajatkari, Perttu, Lehtinen, Jyri, Toivari-Viitala, Jaana

Journal:

Year:

2018

Language:

english

File:

PDF, 1.35 MB

english, 2018

25

The Spot Activity of FK Comae Berenices

Jetsu, Lauri, Pelt, Jaan, Tuominen, Ilkka, Nations, Harold

Journal:

International Astronomical Union Colloquium

Year:

1991

File:

PDF, 142 KB

1991

26

The Variations of the H α line of HD199178

Jetsu, Lauri, Savanov, Igor, Tuominen, Ilkka

Journal:

International Astronomical Union Colloquium

Year:

1991

File:

PDF, 150 KB

1991

27

Feasibility of foam forming technology for producing wood plastic composites

Immonen, Kirsi, Jetsu, Petri, KerÃ¤nen, Janne, Torvinen, Katariina

Journal:

Journal of Applied Polymer Science

Year:

2020

File:

PDF, 2.43 MB

2020

28

Time series analysis of V511 Lyrae photometry

Lyytinen, J., Johansson, P., Jetsu, L., Esko, E., Hackman, T., Hall, D. S., Henry, G. W., Kontinen, S., KÃ¶nÃ¶nen, P., Maisala, S., Palviainen, A., RyynÃ¤nen, K.

Journal:

Astronomy and Astrophysics

Year:

2002

File:

PDF, 245 KB

2002

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