Elena Alegret


I am a Master’s student at ETH Zurich focusing on 3D computer vision, machine learning, and 3D scene understanding and reconstruction. Prior to this, I completed my Bachelor’s degree in Artificial Intelligence at Universitat Politècnica de Catalunya (UPC), including a one-year exchange at Technical University of Munich (TUM). During my B.Sc., I completed research internships at TUM (2025, Prof. Federico Tombari), EPFL (2024, LTS4 — Prof. Pascal Frossard), and the Barcelona Supercomputing Center (BSC) (2023–24). Currently, I am conducting research under the supervision of Dániel Béla Baráth, with collaborators including Prof. Federico Tombari, Michael Niemeyer, and Prof. Marc Pollefeys.

For any inquiries, feel free to reach out to me via mail!

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Awards: In 2025, I graduated with Highest Honors for my Bachelor’s thesis at TU Munich (TUM), supervised by Prof. Federico Tombari; the results of this work have been accepted at 3DV 2026. In 2021, I was selected to present my high-school research project at Invesjove. In 2021, I received the Academic Excellence Award (Catalonia) for achieving a score above 9/10 in the Spanish national university entrance exams (PAU), with an overall score of 13.006/14.

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Publications

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GALA: Guided Attention with Language Alignment for Open Vocabulary Gaussian Splatting
Elena Alegret, Kunyi Li, Sen Wang, Siyun Liang, Michael Niemeyer, Stefano Gasperini, Nassir Navab, Federico Tombari
International Conference on 3D Vision (3DV), 2026
Project Page / Paper /
@InProceedings{alegret2025gala, 
	author = {Elena Alegret and Kunyi Li and Sen Wang and Siyun Liang and Michael Niemeyer and Stefano Gasperini and Nassir Navab and Federico Tombari}, 
	title = {GALA: Guided Attention with Language Alignment for Open Vocabulary Gaussian Splatting}, 
	booktitle = {International Conference on 3D Vision (3DV)}, 
	year = {2026}, 
}
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Visibility-Aware Language Aggregation for Open-Vocabulary Segmentation in 3D Gaussian Splatting
Sen Wang, Kunyi Li, Siyun Liang, Elena Alegret, Jing Ma, Nassir Navab, Stefano Gasperini
International Conference on 3D Vision (3DV), 2026
Project Page / Paper /
@InProceedings{wang2025visibility, 
	author = {Sen Wang and Kunyi Li and Siyun Liang and Elena Alegret and Jing Ma and Nassir Navab and Stefano Gasperini}, 
	title = {Visibility-Aware Language Aggregation for Open-Vocabulary Segmentation in 3D Gaussian Splatting}, 
	booktitle = {International Conference on 3D Vision (3DV)}, 
	year = {2026}, 
}

Talks

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