The SPHEREx Sky Simulator: Science Data Modeling for the First All-Sky Near-Infrared Spectral Survey

Kavli Affiliate: James J. Bock | First 5 Authors: Brendan P. Crill, Yoonsoo P. Bach, Sean A. Bryan, Jean Choppin de Janvry, Ari J. Cukierman | Summary: We describe the SPHEREx Sky Simulator, a software tool designed to model science data for NASA’s SPHEREx mission that will carry out a series of all-sky spectrophotometric surveys […]


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Sparse-to-Dense: A Free Lunch for Lossless Acceleration of Video Understanding in LLMs

Kavli Affiliate: Wei Gao | First 5 Authors: Xuan Zhang, Cunxiao Du, Sicheng Yu, Jiawei Wu, Fengzhuo Zhang | Summary: Due to the auto-regressive nature of current video large language models (Video-LLMs), the inference latency increases as the input sequence length grows, posing challenges for the efficient processing of video sequences that are usually very […]


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A Novel Benchmark and Dataset for Efficient 3D Gaussian Splatting with Gaussian Point Cloud Compression

Kavli Affiliate: Wei Gao | First 5 Authors: Kangli Wang, Shihao Li, Qianxi Yi, Wei Gao, | Summary: Recently, immersive media and autonomous driving applications have significantly advanced through 3D Gaussian Splatting (3DGS), which offers high-fidelity rendering and computational efficiency. Despite these advantages, 3DGS as a display-oriented representation requires substantial storage due to its numerous […]


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Superconducting vacancy-ordered rock-salt NbO films

Kavli Affiliate: Joseph Falson | First 5 Authors: Jeong Rae Kim, Sandra Glotzer, Evan Krysko, Matthew R. Barone, Jinkwon Kim | Summary: We report molecular beam epitaxy synthesis of vacancy-ordered rocksalt NbO thin films which display superconductivity. A comparative study of substrates identifies Al$_2$O$_3$ (0001) as the optimal platform for realizing high-quality, single-phase films when […]


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ProMind-LLM: Proactive Mental Health Care via Causal Reasoning with Sensor Data

Kavli Affiliate: Wei Gao | First 5 Authors: Xinzhe Zheng, Sijie Ji, Jiawei Sun, Renqi Chen, Wei Gao | Summary: Mental health risk is a critical global public health challenge, necessitating innovative and reliable assessment methods. With the development of large language models (LLMs), they stand out to be a promising tool for explainable mental […]


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Stacking-Selective Epitaxy of Rare-Earth Diantimonides

Kavli Affiliate: Joseph Falson | First 5 Authors: Reiley Dorrian, Jinwoong Kim, Adrian Llanos, Veronica Show, Mizuki Ohno | Summary: Deterministic control of the layering configuration of two-dimensional quantum materials plays a central role in studying their emergent electronic properties. Here we demonstrate in-situ control over competing stacking configurations in thin film crystals of the […]


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Resonant Self-Diffraction of Femtosecond Extreme Ultraviolet Pulses in Cobalt

Kavli Affiliate: Scott K. Cushing | First 5 Authors: Alexei A. Maznev, Wonseok Lee, Scott K. Cushing, Dario De Angelis, Danny Fainozzi | Summary: Self-diffraction is a non-collinear four-wave mixing technique well-known in optics. We explore self-diffraction in the extreme ultraviolet (EUV) range, taking advantage of intense femtosecond EUV pulses produced by a free electron […]


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Nanoscale Mechanical Structures Fabricated from Silicon-on-Insulator Substrates

Kavli Affiliate: Michael L. Roukes | First 5 Authors: Andrew N. Cleland, Michael L. Roukes, , , | Summary: We describe a method with which to fabricate sub-micron mechanical structures from silicon-on-insulator substrates. We believe this is the first reported method for such fabrication, and our technique allows for complex, multilayer electron beam lithography to […]


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