Showing 2020Show all

879 papers · 1 filter

astro-ph.EP2020★ 36 cited

Storms and the Depletion of Ammonia in Jupiter: II. Explaining the Juno Observations

Tristan Guillot, Cheng Li, Scott Bolton +8

Observations of Jupiter's deep atmosphere by the Juno spacecraft have revealed several puzzling facts: The concentration of ammonia is variable down to pressures of tens of bars, a…

cs.DS2020★ 9 cited

Approximation Algorithms for the Bottleneck Asymmetric Traveling Salesman Problem

Hyung-Chan An, Robert Kleinberg, David B. Shmoys

We present the first nontrivial approximation algorithm for the bottleneck asymmetric traveling salesman problem. Given an asymmetric metric cost between n vertices, the problem is…

hep-th2020★ 13 cited

Entanglement entropy and edge modes in topological string theory II: The dual gauge theory story

Yikun Jiang, Manki Kim, Gabriel Wong

This is the second in a two-part paper devoted to studying entanglement entropy and edge modes in the A model topological string theory. This theory enjoys a gauge-string (Gopakuma…

cs.LG2020

Understanding Decoupled and Early Weight Decay

Johan Bjorck, Kilian Weinberger, Carla Gomes

Weight decay (WD) is a traditional regularization technique in deep learning, but despite its ubiquity, its behavior is still an area of active research. Golatkar et al. have recen…

cs.LG2020★ 9 cited

Fairness, Welfare, and Equity in Personalized Pricing

Nathan Kallus, Angela Zhou

We study the interplay of fairness, welfare, and equity considerations in personalized pricing based on customer features. Sellers are increasingly able to conduct price personaliz…

cs.SI2020★ 1 cited

Comparing Suicide Risk Insights derived from Clinical and Social Media data

Rohith K. Thiruvalluru, Manas Gaur, Krishnaprasad Thirunarayan +2

Suicide is the 10th leading cause of death in the US and the 2nd leading cause of death among teenagers. Clinical and psychosocial factors contribute to suicide risk (SRFs), althou…

physics.bio-ph2020★ 1 cited

In Vitro Electron Density Refinement from Solution X-ray Scattering in the Wide-Angle Regime

Yen-Lin Chen, Lois Pollack

We present Frequency Marching, FM, an algorithm that refines three-dimensional electron density distributions from solution X-ray scattering data in both the small- and wide-angle…

cond-mat.str-el2020★ 12 cited

Separated transport relaxation scales and interband scattering in SrRuO, CaRuO, and SrRuO thin films

Youcheng Wang, H. P. Nair, N. J. Schreiber +5

The anomalous charge transport observed in some strongly correlated metals raises questions as to the universal applicability of Landau Fermi liquid theory. The coherence temperatu…

cs.LG2020

Autonomous sPOMDP Environment Modeling With Partial Model Exploitation

Andrew Wilhelm, Aaron Wilhelm, Garrett Fosdick

A state space representation of an environment is a classic and yet powerful tool used by many autonomous robotic systems for efficient and often optimal solution planning. However…

astro-ph.EP2020★ 7 cited

A review of simulation and performance modeling for the Roman coronagraph instrument

Ewan S. Douglas, Jaren N. Ashcraft, Ruslan Belikov +10

The Nancy Grace Roman Space Telescope Coronagraph Instrument (CGI) will be capable of characterizing exoplanets in reflected light and will demonstrate space technologies essential…

cs.GT2020★ 22 cited

Computing Nash equilibria for integer programming games

Margarida Carvalho, Andrea Lodi, João Pedro Pedroso

The recently defined class of integer programming games (IPG) models situations where multiple self-interested decision makers interact, with their strategy sets represented by a f…

astro-ph.EP2020★ 13 cited

Bayesian analysis of Juno/JIRAM's NIR observations of Europa

Ishan Mishra, Nikole Lewis, Jonathan Lunine +4

Juno spacecraft's spectrometer JIRAM recently observed the moon Europa in the 2-5 μm wavelength region. Here we present analysis of the average spectrum of a set of observations ne…

astro-ph.IM2020★ 9 cited

The Simons Observatory: Overview of data acquisition, control, monitoring, and computer infrastructure

Brian J. Koopman, Jack Lashner, Lauren J. Saunders +16

The Simons Observatory (SO) is an upcoming polarized cosmic microwave background (CMB) survey experiment with three small-aperture telescopes and one large-aperture telescope that…

astro-ph.EP2020★ 146 cited

The water abundance in Jupiter's equatorial zone

Cheng Li, Andrew Ingersoll, Scott Bolton +20

Oxygen is the most common element after hydrogen and helium in Jupiter's atmosphere, and may have been the primary condensable (as water ice) in the protoplanetary disk. Prior to t…

astro-ph.GA2020★ 20 cited

Far-Infrared Line Diagnostics: Improving N/O Abundance Estimates for Dusty Galaxies

Bo Peng, Cody Lamarche, Gordon Stacey +8

The Nitrogen-to-Oxygen (N/O) abundance ratio is an important diagnostic of galaxy evolution since the ratio is closely tied to the growth of metallicity and the star formation hist…

astro-ph.IM2020★ 5 cited

Comparing complex impedance and bias step measurements of Simons Observatory transition edge sensors

Nicholas F. Cothard, Aamir M. Ali, Jason E. Austermann +16

The Simons Observatory (SO) will perform ground-based observations of the cosmic microwave background (CMB) with several small and large aperture telescopes, each outfitted with th…

astro-ph.EP2020★ 59 cited

Oxidation Processes Diversify the Metabolic Menu on Enceladus

Christine Ray, Christopher R. Glein, J. Hunter Waite +5

The Cassini mission to the Saturn system discovered a plume of ice grains and water vapor erupting from cracks on the icy surface of the satellite Enceladus. This moon has a global…

astro-ph.GA2020★ 15 cited

COLDz: Deep 34 GHz Continuum Observations and Free-free Emission in High-redshift Star-forming Galaxies

H. S. B. Algera, J. A. Hodge, D. Riechers +9

The high-frequency radio sky has historically remained largely unexplored due to the typical faintness of sources in this regime, and the modest survey speed compared to observatio…

astro-ph.EP2020★ 110 cited

The search for radio emission from the exoplanetary systems 55 Cancri, Andromedae, and Boötis using LOFAR beam-formed observations

Jake D. Turner, Philippe Zarka, Jean-Mathias Grießmeier +8

Observing planetary auroral radio emission is the most promising method to detect exoplanetary magnetic fields, the knowledge of which will provide valuable insights into the plane…

cond-mat.supr-con2020★ 97 cited

Isotropic Pauli-Limited Superconductivity in the Infinite Layer Nickelate NdSrNiO

Bai Yang Wang, Danfeng Li, Berit H. Goodge +6

The recent observation of superconductivity in thin film infinite-layer nickelates offers a different angle to investigate superconductivity in layered oxides. A wide…

cs.HC2020★ 1 cited

Materials In Paintings (MIP): An interdisciplinary dataset for perception, art history, and computer vision

Mitchell J. P. van Zuijlen, Hubert Lin, Kavita Bala +2

A painter is free to modify how components of a natural scene are depicted, which can lead to a perceptually convincing image of the distal world. This signals a major difference b…

cond-mat.str-el2020★ 1 cited

The Breakdown of Mott Physics at VO Surfaces

Matthew J. Wahila, Nicholas F. Quackenbush, Jerzy T. Sadowski +12

Transition metal oxides such as vanadium dioxide (VO), niobium dioxide (NbO), and titanium sesquioxide (TiO) are known to undergo a temperature-dependent metal-insu…

astro-ph.IM2020★ 8 cited

The Simons Observatory: Magnetic Sensitivity Measurements of Microwave SQUID Multiplexers

Eve M. Vavagiakis, Zeeshan Ahmed, Aamir Ali +30

The Simons Observatory (SO) will be a cosmic microwave background (CMB) survey experiment with three small-aperture telescopes and one large-aperture telescope, which will observe…

cs.MA2020★ 4 cited

Low-Bandwidth Communication Emerges Naturally in Multi-Agent Learning Systems

Niko A. Grupen, Daniel D. Lee, Bart Selman

In this work, we study emergent communication through the lens of cooperative multi-agent behavior in nature. Using insights from animal communication, we propose a spectrum from l…