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September 2022

Please take 5 minutes and see what has kept us busy. In point three we invite you to vote.

1. KappaZeta at the International Astronautical Congress
KappaZeta was present in the IAC expo area in Estonia’s Software Defined Space booth from September 18-22. Over the five days in Paris, our COO Karoli Kahn had the pleasure of introducing KappaZeta to entrepreneurs, public sector representatives and students from all over the world. We had the opportunity to finally meet face to face with good partners and plant the seeds for new initiatives. Meeting professionals from all over the world provided good insight into new trends of agricultural services.

The expo with around 250 exhibitors also made it easy and interesting to gain a better perspective of the many public actors and companies all over the world that are operating Earth Observation satellites and providing the data for free or at a competitive price point. It was clear that EO activities are booming both upstream and downstream. However, very good SAR expertise is still rare – a problem KappaZeta can help with. It will be exciting to share all the new inspiring ideas with the KappaZeta team and set up follow-up meetings to discuss cooperation opportunities with the newly made contacts. Thank you to everyone who was interested to hear about KappaZeta and to Enterprise Estonia for organizing participation at the IAC with a joint Estonian booth.

Figure 1. KappaZeta at the IAC with Estonia’s Software Defined Space booth.

The next big conference where you can meet KappaZeta is Agroinsurance International Conference on 26-28 September in Tbilisi, Georgia, where product manager Tanel Kobrusepp will be exploring in-depth the ecosystem and opportunities of agricultural insurance.

Karoli Kahn, chief operating officer

2. KappaMask v2 – going globalThe second phase of the KappaMask project is coming to an end. For the last year, we worked on extending KappaMask from Northern European terrestrial summer conditions to a global scale. We went through rainforests and deserts, mountains and oceans, cities and farmlands to create the one and only, KappaSet, the largest cloud and cloud shadow masks dataset. Not only are different surface types included in it but also different cloud types and seasons from all over the globe. We believe that KappaSet would benefit the research community and promote the further development of cloud masking methods.

KappaMask v2 was trained on KappaSet and hence naturally adapted for different geographical locations and seasons. Another improvement over the previous version is the faster processing time. It takes only around 3 minutes to get a classification mask. We compared KappaMask v2 with other cloud masking processors including Sen2Cor, Fmask, MAJA, IdePix and S2Cloudless on the challenging and diverse test set. KappaMask v2 demonstrated exceptional performance reaching the highest accuracy and outperforming all the above-mentioned methods.

KappaMask v2 is available to everyone here: https://github.com/kappazeta/km_predict

Feel free to check it out and share your experience with us!

Figure 2. Results of KappaMask compared with other cloud mask and the corresponding true color image.

Tetiana Shtym, machine learning engineer

3. KappaZeta is in the finals
Tartu Postimees is organizing a nice contest to find out the product of the 2022 of the City of Tartu and Tartu county. If you agree that KappaZeta deserves the award please give us your vote at https://tartu.postimees.ee/7610731/haaletus-aita-valida-tartu-ja-tartumaa-aasta-toodet 

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