Scalable and Adaptive Spatiotemporal Modeling for Task-Based fMRI Analysis

Kavli Affiliate: Martin Lindquist | Authors: Jungin Choi, Abhirup Datta and Martin Lindquist | Summary: Task-based fMRI is commonly analyzed using voxel-wise general linear models, a non-spatial scalable approach that can yield fragmented activation maps. Spatial alternatives such as kernel smoothing and Bayesian models address this but either blur activation boundaries or are computationally prohibitive […]


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On the connection between galaxy orientation and halo absorption properties

Kavli Affiliate: Hsiaowen Chen |Summary:We present a systematic investigation of the azimuthal dependence of metal-line absorption in the circumgalactic medium (CGM) using a uniformly selected sample of 87 isolated galaxies at z < 0.4 from the Magellan MagE MgII (M3) halo survey. High-quality archival imaging enables quantitative morphological measurements — including disk inclination and position […]


Continue.. On the connection between galaxy orientation and halo absorption properties

On the connection between galaxy orientation and halo absorption properties

Kavli Affiliate: Hsiaowen Chen |Summary:We present a systematic investigation of the azimuthal dependence of metal-line absorption in the circumgalactic medium (CGM) using a uniformly selected sample of 87 isolated galaxies at z < 0.4 from the Magellan MagE MgII (M3) halo survey. High-quality archival imaging enables quantitative morphological measurements — including disk inclination and position […]


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SIP: Site in Pieces- A Dataset of Disaggregated Construction-Phase 3D Scans for Semantic Segmentation and Scene Understanding

Kavli Affiliate: Hsiao-Mei (Sherry) Cho| First 5 Authors: [#item_custom_name[1, [#item_custom_name[2, [#item_custom_name[3, [#item_custom_name[4, [#item_custom_name[5| Summary:Accurate 3D scene interpretation in active construction sites is essential for progress monitoring, safety assessment, and digital twin development. LiDAR is widely used in construction because it offers advantages over camera-based systems, performing reliably in cluttered and dynamically changing conditions. Yet most […]


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Extreme statistics as a probe of the superfluid to Bose-glass Berezinskii-Kosterlitz-Thouless transition

Kavli Affiliate: Natalia Chepiga | Summary:Recent studies of delocalization-localization transitions in disordered quantum chains have highlighted the role of rare, chain-breaking events that favor localization, in particular for high-energy eigenstates related to many-body localization. In this context, we revisit the random-field XXZ spin-1/2 chain at zero temperature with ferromagnetic interactions, equivalent to interacting fermions or […]


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Unified Diffusion Transformer for High-fidelity Text-Aware Image Restoration

Kavli Affiliate: Hsiao-Mei (Sherry) Cho| First 5 Authors: [#item_custom_name[1, [#item_custom_name[2, [#item_custom_name[3, [#item_custom_name[4, [#item_custom_name[5| Summary:Text-Aware Image Restoration (TAIR) aims to recover high-quality images from low-quality inputs containing degraded textual content. While diffusion models provide strong generative priors for general image restoration, they often produce text hallucinations in text-centric tasks due to the absence of explicit linguistic […]


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Foreground Mitigation for CMB Lensing with the Global Minimum Variance Quadratic Estimator

Kavli Affiliate: W. L. Kimmy Wu | Summary:Weak gravitational lensing of the cosmic microwave background (CMB) is a powerful probe of cosmology, providing insight into structure formation and the evolution of the universe. Current and upcoming CMB experiments such as SPT-3G and the Simons Observatory (SO) provide high-resolution, low-noise temperature and polarization maps that are […]


Continue.. Foreground Mitigation for CMB Lensing with the Global Minimum Variance Quadratic Estimator

Foreground Mitigation for CMB Lensing with the Global Minimum Variance Quadratic Estimator

Kavli Affiliate: W. L. Kimmy Wu | Summary:Weak gravitational lensing of the cosmic microwave background (CMB) is a powerful probe of cosmology, providing insight into structure formation and the evolution of the universe. Current and upcoming CMB experiments such as SPT-3G and the Simons Observatory (SO) provide high-resolution, low-noise temperature and polarization maps that are […]


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Low Resistance Non-Alloyed Ohmic Contacts to High Al Composition n-type AlGaN

Kavli Affiliate: Grace Xing | Summary:Ohmic contacts to high (>70%) Al content n-type Al$_x$Ga$_1-x$N ultra-wide bandgap semiconductor layers in nitride electronic and photonic devices are typically fabricated by a lift-off process and high temperature ($>700^circ$C) thermal alloying. These conditions often result in significant structural deformations of the fabricated structures and impose a harsh thermal budget […]


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BPS Fivebrane Stars and BTZ Black Holes

Kavli Affiliate: Emil Martinec | Summary:We construct a large new class of BPS supergravity solutions parametrized by arbitrary chiral wave profiles on fundamental string and Neveu-Schwarz fivebrane sources. The effective action approach we employ describes the regime where the brane sources are slightly separated. String probes see these backgrounds as smooth and effectively capped off […]


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