A Spatial Gap in the Sky Distribution of Fast Radio Burst Detections Coinciding with Galactic Plasma Overdensities

Kavli Affiliate: Kiyoshi W. Masui | First 5 Authors: Swarali Shivraj Patil, Swarali Shivraj Patil, , , | Summary: We analyze the positional and morphological properties of about 3600 unique fast radio burst (FRB) sources reported in the second FRB catalog generated by the Canadian Hydrogen Intensity Mapping Experiment (CHIME) telescope. We find a two-dimensional […]


Continue.. A Spatial Gap in the Sky Distribution of Fast Radio Burst Detections Coinciding with Galactic Plasma Overdensities

MARTA: The connection between chemical enrichment, feedback, and dust in a Wolf-Rayet galaxy at z$sim$2

Kavli Affiliate: Roberto Maiolino | Summary:We present the analysis of the stellar and interstellar medium (ISM) properties of MARTA-4327, a star-forming galaxy at z=2.224 observed by means of deep JWST/NIRSpec spectroscopy in both medium- and high-resolution gratings as part of the "Measuring Abundances at high Redshift with the Te Approach" (MARTA) programme. We report one […]


Continue.. MARTA: The connection between chemical enrichment, feedback, and dust in a Wolf-Rayet galaxy at z$sim$2

MARTA: The connection between chemical enrichment, feedback, and dust in a Wolf-Rayet galaxy at z$sim$2

Kavli Affiliate: Roberto Maiolino| First 5 Authors: Mirko Curti, Mirko Curti, , , | Summary:We present the analysis of the stellar and interstellar medium (ISM) properties of MARTA-4327, a star-forming galaxy at z=2.224 observed by means of deep JWST/NIRSpec spectroscopy in both medium- and high-resolution gratings as part of the "Measuring Abundances at high Redshift […]


Continue.. MARTA: The connection between chemical enrichment, feedback, and dust in a Wolf-Rayet galaxy at z$sim$2

Trace Repair Never Loses to Classical Repair: Exact and Explicit Helper Nodes Selection

Kavli Affiliate: G. Ravichandran| First 5 Authors: [#item_custom_name[1, [#item_custom_name[2, [#item_custom_name[3, [#item_custom_name[4, [#item_custom_name[5| Summary:Repairing Reed-Solomon codes with low bandwidth is a central challenge in distributed storage. Following the trace-repair framework of Guruswami and Wootters (2017), recent works by Lin (2023) and Liu-Wan-Xing (2024) provided significant improvements in bandwidth using two distinct ideas. Lin constructed a trace-repair […]


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The Optical and Mechanical Design of POEMMA Balloon with Radio

Kavli Affiliate: Stephan Meyer | Summary:POEMMA Balloon with Radio (PBR) is a NASA super-pressure balloon mission building toward the proposed Probe Of Extreme Multi-Messenger Astrophysics (POEMMA) dual satellite mission. In its planned 2027 launch, PBR will study Ultra-High-Energy Cosmic Rays, Neutrinos, and High-Altitude Horizontal Airshowers from 33 km above the Earth. By operating at balloon […]


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Coefficients-Preserving Sampling for Reinforcement Learning with Flow Matching

Kavli Affiliate: Feng Wang | First 5 Authors: Feng Wang, Feng Wang, , , | Summary: Reinforcement Learning (RL) has recently emerged as a powerful technique for improving image and video generation in Diffusion and Flow Matching models, specifically for enhancing output quality and alignment with prompts. A critical step for applying online RL methods […]


Continue.. Coefficients-Preserving Sampling for Reinforcement Learning with Flow Matching

Coefficients-Preserving Sampling for Reinforcement Learning with Flow Matching

Kavli Affiliate: Feng Wang | First 5 Authors: Feng Wang, Feng Wang, , , | Summary: Reinforcement Learning (RL) has recently emerged as a powerful technique for improving image and video generation in Diffusion and Flow Matching models, specifically for enhancing output quality and alignment with prompts. A critical step for applying online RL methods […]


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Upgrades of the ATLAS Zero Degree Calorimeter System for Run 3 at the Large Hadron Collider

Kavli Affiliate: Brian Lantz| First 5 Authors: Giulio Avoni, Giulio Avoni, , , | Summary:Experimental studies of ultra-relativistic heavy ion collisions at the Large Hadron Collider (LHC) depend crucially on Zero Degree Calorimeters (ZDCs) that measure neutrons produced at near-beam rapidity in nucleus-nucleus collisions. In hadronic nuclear collisions these neutrons are mainly spectator neutrons, those […]


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Sensory Compression as a Unifying Principle for Action Chunking and Time Coding in the Brain

Kavli Affiliate: Marcelo Mattar | Authors: Sreejan Kumar, Matthieu B Le Cauchois, Alexander Mathis, Lea Duncker, Jonathon R. Howlett and Marcelo G. Mattar | Summary: The brain seamlessly transforms sensory information into precisely-timed movements, enabling us to type familiar words, play musical instruments, or perform complex motor routines with millisecond precision. This process often involves […]


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Depth-Aware Super-Resolution via Distance-Adaptive Variational Formulation

Kavli Affiliate: Feng Wang | First 5 Authors: Tianhao Guo, Tianhao Guo, , , | Summary: Single image super-resolution traditionally assumes spatially-invariant degradation models, yet real-world imaging systems exhibit complex distance-dependent effects including atmospheric scattering, depth-of-field variations, and perspective distortions. This fundamental limitation necessitates spatially-adaptive reconstruction strategies that explicitly incorporate geometric scene understanding for optimal […]


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