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<p class="elementToProof" style="text-align: left; text-indent: 0px; background-color: rgb(255, 255, 255); margin-top: 1em; margin-bottom: 1em;">
<span style="font-family: "Segoe UI", "Segoe UI Web (West European)", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", sans-serif; font-size: 15px; color: rgb(36, 36, 36);"><b>Solar Filament Segmentation Challenge 2026</b></span></p>
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<p class="elementToProof" style="text-align: left; text-indent: 0px; margin: 1em 0px;">
<span style="font-family: "Segoe UI", "Segoe UI Web (West European)", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", sans-serif; font-size: 15px; color: rgb(36, 36, 36);">We invite the solar physics and machine learning communities to participate
in the Filament Segmentation Challenge 2026, a Kaggle competition focused on automated, pixel-precise segmentation of solar filaments in ground-based H-alpha observations. The competition offers $3,000 in prizes, and winning teams will have an opportunity
to present their work at <a href="https://bigdataieee.org/BigData2026/" title="https://bigdataieee.org/BigData2026/" style="margin-top: 0px; margin-bottom: 0px;">
IEEE BigData 2026</a>.</span></p>
<p class="elementToProof" style="text-align: left; text-indent: 0px; margin: 1em 0px;">
<span style="font-family: "Segoe UI", "Segoe UI Web (West European)", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", sans-serif; font-size: 15px; color: rgb(36, 36, 36);">A judging committee from NSO, GSU, NJIT, and UMSL will evaluate the submissions.
We welcome researchers, students, and practitioners from both solar physics and AI/ML communities to participate.</span></p>
<p class="elementToProof" style="text-align: left; text-indent: 0px; margin: 1em 0px;">
<span style="font-family: "Segoe UI", "Segoe UI Web (West European)", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", sans-serif; font-size: 15px; color: rgb(36, 36, 36);">For more information, please visit the competition page at
<a href="https://url6929.aas.org/ls/click?upn=u001.9VniMruU5BtFbMXgr94zQpJ6Xz97un-2BiWl4wVhEtjmb7tDFoNDUti0Uc5oP2Pln3oKRSw3tvmSOv8Xu1av4gaiPlEgv7E6wJT1vM2cvc7Nk-3DnCNH_YrsaBQC-2FE296ZX3h23Kec0fk5LZlWi18wmnNGuUzOfLBDKgBC1qOFdkA8REpHZkoQVi7IxX83Egf29sJRv-2Bfukn2IJYnNGhh84bQKjQ-2FgtkynWiV0uc5dIg141-2BY8XOD66RPlfZfIzcBUBSFcfgouai7t9W12-2FMSlXMRF3FI-2FUvCFkPYPi-2FGDZCX3MNY5-2Fr4YfsysaPo9XkHgsgnuq1f-2FA-3D-3D" target="_blank" id="OWA88471245-b0ad-1422-59d1-f78880e3ee95" class="OWAAutoLink" title="Original URL: https://url6929.aas.org/ls/click?upn=u001.9VniMruU5BtFbMXgr94zQpJ6Xz97un-2BiWl4wVhEtjmb7tDFoNDUti0Uc5oP2Pln3oKRSw3tvmSOv8Xu1av4gaiPlEgv7E6wJT1vM2cvc7Nk-3DnCNH_YrsaBQC-2FE296ZX3h23Kec0fk5LZlWi18wmnNGuUzOfLBDKgBC1qOFdkA8REpHZkoQVi7IxX83Egf29sJRv-2Bfukn2IJYnNGhh84bQKjQ-2FgtkynWiV0uc5dIg141-2BY8XOD66RPlfZfIzcBUBSFcfgouai7t9W12-2FMSlXMRF3FI-2FUvCFkPYPi-2FGDZCX3MNY5-2Fr4YfsysaPo9XkHgsgnuq1f-2FA-3D-3D. Click or tap if you trust this link." rel="noopener noreferrer" originalsrc="https://url6929.aas.org/ls/click?upn=u001.9VniMruU5BtFbMXgr94zQpJ6Xz97un-2BiWl4wVhEtjmb7tDFoNDUti0Uc5oP2Pln3oKRSw3tvmSOv8Xu1av4gaiPlEgv7E6wJT1vM2cvc7Nk-3DnCNH_YrsaBQC-2FE296ZX3h23Kec0fk5LZlWi18wmnNGuUzOfLBDKgBC1qOFdkA8REpHZkoQVi7IxX83Egf29sJRv-2Bfukn2IJYnNGhh84bQKjQ-2FgtkynWiV0uc5dIg141-2BY8XOD66RPlfZfIzcBUBSFcfgouai7t9W12-2FMSlXMRF3FI-2FUvCFkPYPi-2FGDZCX3MNY5-2Fr4YfsysaPo9XkHgsgnuq1f-2FA-3D-3D" data-auth="NotApplicable" data-linkindex="1" style="margin: 0px;">
https://www.kaggle.com/competitions/filament-segmentation-2026</a>.</span></p>
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Best,</div>
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<span style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 10pt; color: rgb(153, 153, 153);">Azim Ahmadzadeh, Ph.D. (He/Him)</span></p>
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Assistant Professor</div>
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Department of Computer Science</div>
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University of Missouri-St. Louis</div>
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Email: ahmadzadeh@umsl.edu</div>
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Web: <a href="https://www.azim-a.com/" id="OWA3a5a8e25-8b1d-2b7d-24c3-975f6d92fa6a" class="OWAAutoLink" title="https://www.azim-a.com/">
www.azim-a.com</a></div>
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