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19912026
Showing 2021Show all

786 papers · 1 filter

stat.ME2021★ 4 cited

An empirical Bayes approach to estimating dynamic models of co-regulated gene expression

Sara Venkatraman, Sumanta Basu, Andrew G. Clark +3

Time-course gene expression datasets provide insight into the dynamics of complex biological processes, such as immune response and organ development. It is of interest to identify…

cs.LG2021★ 1 cited

Bayesian Optimization of Function Networks

Raul Astudillo, Peter I. Frazier

We consider Bayesian optimization of the output of a network of functions, where each function takes as input the output of its parent nodes, and where the network takes significan…

astro-ph.EP2021★ 73 cited

TRIDENT: A Rapid 3D Radiative Transfer Model for Exoplanet Transmission Spectra

Ryan J. MacDonald, Nikole K. Lewis

Transmission spectroscopy is one of the premier methods used to probe the temperature, composition, and cloud properties of exoplanet atmospheres. Recent studies have demonstrated…

physics.acc-ph2021★ 50 cited

A single-crystal alkali antimonide photocathode: high efficiency in the ultra-thin limit

C. T. Parzyck, A. Galdi, J. K. Nangoi +10

The properties of photoemission electron sources determine the ultimate performance of a wide class of electron accelerators and photon detectors. To date, all high-efficiency visi…

astro-ph.EP2021★ 11 cited

Sensitivity of the Roman Coronagraph Instrument to Exozodiacal Dust

Ewan S Douglas, John Debes, Bertrand Mennesson +7

Exozodiacal dust, warm debris from comets and asteroids in and near the habitable zone of stellar systems, reveals the physical processes that shape planetary systems. Scattered li…

cond-mat.supr-con2021★ 3 cited

Enhanced Surface Superconductivity in Ba(FeCo)As

Christopher T. Parzyck, Brendan D. Faeth, Gordon N. Tam +2

We present direct evidence for an enhanced superconducting on the surface of cleaved single crystals of Ba(FeCo)As. Transport measurements performed…

q-bio.OT2021★ 4 cited

Beyond Low Earth Orbit: Biological Research, Artificial Intelligence, and Self-Driving Labs

Lauren M. Sanders, Jason H. Yang, Ryan T. Scott +53

Space biology research aims to understand fundamental effects of spaceflight on organisms, develop foundational knowledge to support deep space exploration, and ultimately bioengin…

q-bio.OT2021★ 8 cited

Beyond Low Earth Orbit: Biomonitoring, Artificial Intelligence, and Precision Space Health

Ryan T. Scott, Erik L. Antonsen, Lauren M. Sanders +53

Human space exploration beyond low Earth orbit will involve missions of significant distance and duration. To effectively mitigate myriad space health hazards, paradigm shifts in d…

astro-ph.HE2021★ 33 cited

Probing the local interstellar medium with scintillometry of the bright pulsar B1133+16

James W. McKee, Hengrui Zhu, Daniel R. Stinebring +1

The interstellar medium hosts a population of scattering screens, most of unknown origin. Scintillation studies of pulsars provides a sensitive tool for resolving these scattering…

astro-ph.GA2021★ 7 cited

Molecular Gas Excitation of the Massive Dusty Starburst CRLE and the Main-Sequence Galaxy HZ10 at z=5.7 in the COSMOS Field

Daniel Vieira, Dominik A. Riechers, Riccardo Pavesi +4

We report CO(54) and CO(65) line observations in the dusty starbursting galaxy CRLE () and the main-sequence (MS) galaxy HZ10 () wit…

quant-ph2021★ 44 cited

Machine learning discovery of new phases in programmable quantum simulator snapshots

Cole Miles, Rhine Samajdar, Sepehr Ebadi +7

Machine learning has recently emerged as a promising approach for studying complex phenomena characterized by rich datasets. In particular, data-centric approaches lend to the poss…

math.PR2021

Stochastic Sandpile on a Cycle

Andrew Melchionna

In the stochastic sandpile model on a graph, particles interact pairwise as follows: if two particles occupy the same vertex, they must each take an independent random walk step wi…

astro-ph.EP2021

Characterizing the WASP-4 system with TESS and radial velocity data: Constraints on the cause of the hot Jupiter's changing orbit and evidence of an outer planet

Jake D. Turner, Laura Flagg, Andrew Ridden-Harper +1

Orbital dynamics provide valuable insights into the evolution and diversity of exoplanetary systems. Currently, only one hot Jupiter, WASP-12b, is confirmed to have a decaying orbi…

physics.flu-dyn2021★ 11 cited

Characterizing Lagrangian particle dynamics in decaying HIT using proper orthogonal decomposition

Martin Schiødt, Azur Hodzic, Fabien Evrard +2

The particle proper orthogonal decomposition (PPOD) is demonstrated on cases of particle flows in decaying homogeneous isotropic turbulence. Data is generated through one-way coupl…

cond-mat.str-el2021★ 32 cited

Melting of generalized Wigner crystals in transition metal dichalcogenide heterobilayer Moiré systems

Michael Matty, Eun-Ah Kim

Moiré superlattice systems such as transition metal dichalcogenide heterobilayers have garnered significant recent interest due to their promising utility as tunable solid state si…

cs.LG2021★ 21 cited

BGL: GPU-Efficient GNN Training by Optimizing Graph Data I/O and Preprocessing

Tianfeng Liu, Yangrui Chen, Dan Li +7

Graph neural networks (GNNs) have extended the success of deep neural networks (DNNs) to non-Euclidean graph data, achieving ground-breaking performance on various tasks such as no…

astro-ph.EP2021★ 17 cited

Dust Accumulation near the Magnetospheric Truncation of Protoplanetary Discs around T Tauri Stars

Rixin Li, Yi-Xian Chen, Douglas N. C. Lin

The prevalence of short-period super-Earths that are independent of host metallicity challenges the theoretical construction of their origin. We propose that dust trapping in the g…

cond-mat.soft2021★ 16 cited

Soft matter crystallography -- complex, diverse, and new crystal structures in condensed materials on the mesoscale

Julia Dshemuchadse

An increasing variety of crystal structures has been observed in soft condensed matter over the past two decades, surpassing most expectations for the diversity of arrangements acc…

hep-ph2021★ 7 cited

beyond the standard model

Avital Dery, Mitrajyoti Ghosh

We analyze the New Physics sensitivity of a recently proposed method to measure the CP-violating decay rate using interference. We pre…

astro-ph.EP2021★ 52 cited

A wide-orbit giant planet in the high-mass b Centauri binary system

Markus Janson, Raffaele Gratton, Laetitia Rodet +24

Planet formation occurs around a wide range of stellar masses and stellar system architectures. An improved understanding of the formation process can be achieved by studying it ac…

astro-ph.SR2021★ 21 cited

A Wide Planetary Mass Companion Discovered Through the Citizen Science Project Backyard Worlds: Planet 9

Jacqueline K. Faherty, Jonathan Gagne, Mark Popinchalk +24

Through the Backyard Worlds: Planet 9 citizen science project we discovered a late-type L dwarf co-moving with the young K0 star BD+60 1417 at a projected separation of 37" or 1662…

astro-ph.EP2021★ 15 cited

Hypotheses for Triton's Plumes: New Analyses and Future Remote Sensing Tests

Jason D. Hofgartner, Samuel P. D. Birch, Julie Castillo +14

At least two active plumes were observed on Neptune's moon Triton during the Voyager 2 flyby in 1989. Models for Triton's plumes have previously been grouped into five hypotheses,…

cs.RO2021

On the Effectiveness of Iterative Learning Control

Anirudh Vemula, Wen Sun, Maxim Likhachev +1

Iterative learning control (ILC) is a powerful technique for high performance tracking in the presence of modeling errors for optimal control applications. There is extensive prior…

astro-ph.GA2021★ 33 cited

A High-Resolution Investigation of the Multi-Phase ISM in a Galaxy during the First Two Billion Years

S. Dye, S. A. Eales, H. L. Gomez +20

We have carried out the first spatially-resolved investigation of the multi-phase interstellar medium (ISM) at high redshift, using the z=4.24 strongly-lensed sub-millimetre galaxy…