Black-Box Access is Insufficient for Rigorous AI Audits

Kavli Affiliate: Max Tegmark | First 5 Authors: Stephen Casper, Carson Ezell, Charlotte Siegmann, Noam Kolt, Taylor Lynn Curtis | Summary: External audits of AI systems are increasingly recognized as a key mechanism for AI governance. The effectiveness of an audit, however, depends on the degree of access granted to auditors. Recent audits of state-of-the-art […]


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The BLAST Observatory: A Sensitivity Study for Far-IR Balloon-borne Polarimeters

Kavli Affiliate: Susan E. Clark | First 5 Authors: The BLAST Observatory Collaboration, Gabriele Coppi, Simon Dicker, James E. Aguirre, Jason E. Austermann | Summary: Sensitive wide-field observations of polarized thermal emission from interstellar dust grains will allow astronomers to address key outstanding questions about the life cycle of matter and energy driving the formation […]


Continue.. The BLAST Observatory: A Sensitivity Study for Far-IR Balloon-borne Polarimeters

The BLAST Observatory: A Sensitivity Study for Far-IR Balloon-borne Polarimeters

Kavli Affiliate: Susan E. Clark | First 5 Authors: The BLAST Observatory Collaboration, Gabriele Coppi, Simon Dicker, James E. Aguirre, Jason E. Austermann | Summary: Sensitive wide-field observations of polarized thermal emission from interstellar dust grains will allow astronomers to address key outstanding questions about the life cycle of matter and energy driving the formation […]


Continue.. The BLAST Observatory: A Sensitivity Study for Far-IR Balloon-borne Polarimeters

Non-symmetrical sparking may hint “zits” on a pulsar surface

Kavli Affiliate: Renxin Xu | First 5 Authors: Zhengli Wang, Jiguang Lu, Jingchen Jiang, Shunshun Cao, Weiyang Wang | Summary: Pulsar electrodynamics could be relevant to the physics of stellar surface, which remains poorly understood for more than half a centenary and is difficult to probe due to the absence of direct and clear observational […]


Continue.. Non-symmetrical sparking may hint “zits” on a pulsar surface

GauU-Scene: A Scene Reconstruction Benchmark on Large Scale 3D Reconstruction Dataset Using Gaussian Splatting

Kavli Affiliate: Zhuo Li | First 5 Authors: Butian Xiong, Zhuo Li, Zhen Li, , | Summary: We introduce a novel large-scale scene reconstruction benchmark using the newly developed 3D representation approach, Gaussian Splatting, on our expansive U-Scene dataset. U-Scene encompasses over one and a half square kilometres, featuring a comprehensive RGB dataset coupled with […]


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Comparison between time-domain and frequency-domain Bayesian inferences to inspiral-merger-ringdown gravitational-wave signals

Kavli Affiliate: Lijing Shao | First 5 Authors: Hai-Tian Wang, Lijing Shao, , , | Summary: Time-domain (TD) Bayesian inference is important in ringdown analysis for gravitational wave (GW) astronomy. The validity of this method has been well studied by Isi and Farr [1]. Using GW190521 as an example, we study the TD method in […]


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The $M_{rm BH}-M_*$ relation up to $zsim2$ through decomposition of COSMOS-Web NIRCam images

Kavli Affiliate: John D. Silverman | First 5 Authors: Takumi S. Tanaka, John D. Silverman, Xuheng Ding, Knud Jahnke, Benny Trakhtenbrot | Summary: Our knowledge of relations between supermassive black holes and their host galaxies at $zgtrsim1$ is still limited, even though being actively sought out to $zsim6$. Here, we use the high resolution and […]


Continue.. The $M_{rm BH}-M_*$ relation up to $zsim2$ through decomposition of COSMOS-Web NIRCam images

The $M_{rm BH}-M_*$ relation up to $zsim2$ through decomposition of COSMOS-Web NIRCam images

Kavli Affiliate: John D. Silverman | First 5 Authors: Takumi S. Tanaka, John D. Silverman, Xuheng Ding, Knud Jahnke, Benny Trakhtenbrot | Summary: Our knowledge of relations between supermassive black holes and their host galaxies at $zgtrsim1$ is still limited, even though being actively sought out to $zsim6$. Here, we use the high resolution and […]


Continue.. The $M_{rm BH}-M_*$ relation up to $zsim2$ through decomposition of COSMOS-Web NIRCam images

Varying primordial state fractions in exo- and endothermic SIDM simulations of Milky Way-mass haloes

Kavli Affiliate: Mark Vogelsberger | First 5 Authors: Aidan Leonard, Stephanie O’Neil, Xuejian Shen, Mark Vogelsberger, Olivia Rosenstein | Summary: Self-interacting dark matter (SIDM) is increasingly studied as a potential solution to small-scale discrepancies between simulations of cold dark matter (CDM) and observations. We examine a physically motivated two-state SIDM model with both elastic and […]


Continue.. Varying primordial state fractions in exo- and endothermic SIDM simulations of Milky Way-mass haloes