HI constraints from the cross-correlation of eBOSS galaxies and Green Bank Telescope intensity maps

Kavli Affiliate: Kiyoshi W. Masui | First 5 Authors: Laura Wolz, Alkistis Pourtsidou, Kiyoshi W. Masui, Tzu-Ching Chang, Julian E. Bautista | Summary: We present the joint analysis of Neutral Hydrogen (HI) Intensity Mapping observations with three galaxy samples: the Luminous Red Galaxy (LRG) and Emission Line Galaxy (ELG) samples from the eBOSS survey, and […]


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Rethinking the Optimization of Average Precision: Only Penalizing Negative Instances before Positive Ones is Enough

Kavli Affiliate: Zhuo Li | First 5 Authors: Zhuo Li, Weiqing Min, Jiajun Song, Yaohui Zhu, Liping Kang | Summary: Optimising the approximation of Average Precision (AP) has been widely studied for image retrieval. Limited by the definition of AP, such methods consider both negative and positive instances ranking before each positive instance. However, we […]


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WheaCha: A Method for Explaining the Predictions of Models of Code

Kavli Affiliate: Ke Wang | First 5 Authors: Yu Wang, Ke Wang, Linzhang Wang, , | Summary: Attribution methods have emerged as a popular approach to interpreting model predictions based on the relevance of input features. Although the feature importance ranking can provide insights of how models arrive at a prediction from a raw input, […]


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Breaking the degeneracy between polarization efficiency and cosmological parameters in CMB experiments

Kavli Affiliate: W. L. Kimmy Wu | First 5 Authors: Silvia Galli, W. L. Kimmy Wu, Karim Benabed, François Bouchet, Thomas M. Crawford | Summary: Accurate cosmological parameter estimates using polarization data of the cosmic microwave background (CMB) put stringent requirements on map calibration, as highlighted in the recent results from the Planck satellite. In […]


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Opportunities for DOE National Laboratory-led QuantISED Experiments

Kavli Affiliate: Peter Graham | First 5 Authors: Pete Barry, Karl Berggren, A. Baha Balantekin, John Bollinger, Ray Bunker | Summary: A subset of QuantISED Sensor PIs met virtually on May 26, 2020 to discuss a response to a charge by the DOE Office of High Energy Physics. In this document, we summarize the QuantISED […]


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Two Massive Jupiters in Eccentric Orbits from the TESS Full Frame Images

Kavli Affiliate: Roland K. Vanderspek | First 5 Authors: Mma Ikwut-Ukwa, Joseph E. Rodriguez, Samuel N. Quinn, George Zhou, Andrew Vanderburg | Summary: We report the discovery of two short-period massive giant planets from NASA’s Transiting Exoplanet Survey Satellite (TESS). Both systems, TOI-558 (TIC 207110080) and TOI-559 (TIC 209459275), were identified from the 30-minute cadence […]


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Quantized and unquantized zero-bias tunneling conductance peaks in Majorana nanowires: Conductance below and above $ 2e^2/h $

Kavli Affiliate: Michael Wimmer | First 5 Authors: Haining Pan, Chun-Xiao Liu, Michael Wimmer, Sankar Das Sarma, | Summary: Majorana zero modes can appear at the wire ends of a 1D topological superconductor and manifest themselves as a quantized zero-bias conductance peak in the tunneling spectroscopy of normal-superconductor junctions. However, in superconductor-semiconductor hybrid nanowires, zero-bias […]


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Optimizing accuracy and efficacy in data-driven materials discovery for the solar production of hydrogen

Kavli Affiliate: Hector D. Abruna | Summary:The production of hydrogen fuels, via water splitting, is of practical relevance for meeting global energy needs and mitigating the environmental consequences of fossil-fuel-based transportation. Water photoelectrolysis has been proposed as a viable approach for generating hydrogen, provided that stable and inexpensive photocatalysts with conversion efficiencies over 10% can […]


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The wide-field infrared transient explorer (WINTER)

Kavli Affiliate: Nathan P. Lourie | Summary:The Wide-Field Infrared Transient Explorer (WINTER) is a new infrared time-domain survey instrument which will be deployed on a dedicated 1 meter robotic telescope at Palomar Observatory. WINTER will perform a seeing-limited time domain survey of the infrared (IR) sky, with a particular emphasis on identifying r-process material in […]


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The wide-field infrared transient explorer (WINTER)

Kavli Affiliate: Gabor Furesz | First 5 Authors: Nathan P. Lourie, John W. Baker, Richard S. Burruss, Mark Egan, Gábor Fűrész | Summary: The Wide-Field Infrared Transient Explorer (WINTER) is a new infrared time-domain survey instrument which will be deployed on a dedicated 1 meter robotic telescope at Palomar Observatory. WINTER will perform a seeing-limited […]


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