User profiles for Zhilei Xu

Zhilei Xu

- Verified email at mit.edu - Cited by 8060

Zhilei Xu

- Verified email at csail.mit.edu - Cited by 850

Zhilei Xu

- Verified email at ki.se - Cited by 202

[PDF][PDF] MODIST: Transparent model checking of unmodified distributed systems

J Yang, T Chen, M Wu, Z Xu, X Liu, H Lin, M Yang… - NSDI 2009, 2009 - usenix.org
MODIST is the first model checker designed for transparently checking unmodified distributed
systems running on unmodified operating systems. It achieves this transparency via a …

The Atacama Cosmology Telescope: DR4 maps and cosmological parameters

…, Y Wang, JT Ward, EJ Wollack, Z Xu… - … of Cosmology and …, 2020 - iopscience.iop.org
We present new arcminute-resolution maps of the Cosmic Microwave Background temperature
and polarization anisotropy from the Atacama Cosmology Telescope, using data taken …

[PDF][PDF] R2: An Application-Level Kernel for Record and Replay.

Z Guo, X Wang, J Tang, X Liu, Z Xu, M Wu… - OSDI, 2008 - usenix.org
Library-based record and replay tools aim to reproduce an application’s execution by recording
the results of selected functions in a log and during replay returning the results from the …

Atacama Cosmology Telescope: Constraints on prerecombination early dark energy

…, A Van Engelen, EM Vavagiakis, EJ Wollack, Z Xu - Physical Review D, 2022 - APS
The early dark energy (EDE) scenario aims to increase the value of the Hubble constant ( H
0 ) inferred from cosmic microwave background (CMB) data over that found in the standard …

The Atacama Cosmology Telescope: a measurement of the Cosmic Microwave Background power spectra at 98 and 150 GHz

…, Y Wang, JT Ward, EJ Wollack, Z Xu… - … of Cosmology and …, 2020 - iopscience.iop.org
We present the temperature and polarization angular power spectra of the CMB measured
by the Atacama Cosmology Telescope (ACT) from 5400 deg 2 of the 2013–2016 survey, …

The Simons observatory: instrument overview

…, B Westbrook, EJ Wollack, Z Xu… - … , and Far-Infrared …, 2018 - spiedigitallibrary.org
The Simons Observatory (SO) will make precision temperature and polarization measurements
of the cosmic microwave background (CMB) using a series of telescopes which will …

CLASS: the cosmology large angular scale surveyor

…, E Wagner, D Watts, EJ Wollack, Z Xu… - … , and Far-Infrared …, 2014 - spiedigitallibrary.org
The Cosmology Large Angular Scale Surveyor (CLASS) is an experiment to measure the
signature of a gravitationalwave background from inflation in the polarization of the cosmic …

Human lifespan changes in the brain's functional connectome

…, Y Wang, D Wei, Y Wu, P Xie, X Xu, Y Xu, Z Xu… - Nature …, 2025 - nature.com
Functional connectivity of the human brain changes through life. Here, we assemble task-free
functional and structural magnetic resonance imaging data from 33,250 individuals at 32 …

Atacama Cosmology Telescope: Combined kinematic and thermal Sunyaev-Zel'dovich measurements from BOSS CMASS and LOWZ halos

…, MV Magaña, EM Vavagiakis, EJ Wollack, Z Xu… - Physical Review D, 2021 - APS
The scattering of cosmic microwave background (CMB) photons off the free-electron gas in
galaxies and clusters leaves detectable imprints on high resolution CMB maps: the thermal …

Pantograph–catenary electrical contact system of high-speed railways: recent progress, challenges, and outlooks

G Wu, K Dong, Z Xu, S Xiao, W Wei, H Chen… - Railway Engineering …, 2022 - Springer
As the unique power entrance, the pantograph–catenary electrical contact system maintains
the efficiency and reliability of power transmission for the high-speed train. Along with the …