User profiles for P. Xu

Ping Xu

- Verified email at mail.ncpsb.org - Cited by 13229

Ping Xu

- Verified email at vcu.edu - Cited by 4803

Puxin Xu

- Verified email at meta.com - Cited by 4625

Coronavirus disease 2019 (COVID-19): a perspective from China

ZY Zu, MD Jiang, PP Xu, W Chen, QQ Ni, GM Lu… - Radiology, 2020 - pubs.rsna.org
In December 2019, an outbreak of severe acute respiratory syndrome coronavirus 2 infection
occurred in Wuhan, Hubei Province, China, and spread across China and beyond. On …

[HTML][HTML] Recent developments in the general atomic and molecular electronic structure system

…, B Westheimer, M Włoch, P Xu… - The Journal of …, 2020 - pubs.aip.org
… E = E C o u l o m b + E p o l a r i z a t i o n + E r e m a i n d e r . … E = E C o u l o m b + E p o l
a r i z a t i o n + E d i s p e r s i o n + E e x c h a n g e - r e p u l s i o n + E c h a r g e t r a n s f e r , …

[HTML][HTML] Global colorectal cancer burden in 2020 and projections to 2040

Y Xi, P Xu - Translational oncology, 2021 - Elsevier
As the third most common malignancy and the second most deadly cancer, colorectal cancer
(CRC) induces estimated 1.9 million incidence cases and 0.9 million deaths worldwide in …

Llama 2: Open foundation and fine-tuned chat models

…, B Tang, R Taylor, A Williams, JX Kuan, P Xu… - arXiv preprint arXiv …, 2023 - arxiv.org
In this work, we develop and release Llama 2, a collection of pretrained and fine-tuned large
language models (LLMs) ranging in scale from 7 billion to 70 billion parameters. Our fine-…

Do as i can, not as i say: Grounding language in robotic affordances

…, V Vanhoucke, F Xia, T Xiao, P Xu, S Xu… - arXiv preprint arXiv …, 2022 - arxiv.org
… as p(ci|i, s, lπ) ∝ p(cπ|s, lπ)p(lπ|i). This corresponds to multiplying the probability of the language
description of the skill given the instruction p(… in the current state of the world p(cπ|s, lπ), …

Exon-intron circular RNAs regulate transcription in the nucleus

…, P Zhu, Z Chang, Q Wu, Y Zhao, Y Jia, P Xu… - Nature structural & …, 2015 - nature.com
P < 0.05; **P < 0.01 by two-tailed Student's t test. … P < 0.01 by two-tailed Student's t test. …
After analysis of variance by F test, the statistical significance and P value were evaluated by …

[HTML][HTML] Trial of endovascular treatment of acute basilar-artery occlusion

…, C Zhang, T Liu, J Song, R Li, P Xu… - … England Journal of …, 2022 - Mass Medical Soc
… status at 90 days occurred in 104 patients (46%) in the thrombectomy group and in 26 (23%)
in the control group (adjusted rate ratio, 2.06; 95% confidence interval [CI], 1.46 to 2.91, P<…

Lima: Less is more for alignment

C Zhou, P Liu, P Xu, S Iyer, J Sun… - Advances in …, 2024 - proceedings.neurips.cc
… model using nucleus sampling [Holtzman et al., 2019] with 𝑝 = 0.9 and a temperature of 𝜏
= 0.7. We … We report the average score alongside a 𝑝 = 0.95 two-sided confidence interval. …

[HTML][HTML] Receptor binding and priming of the spike protein of SARS-CoV-2 for membrane fusion

DJ Benton, AG Wrobel, P Xu, C Roustan, SR Martin… - Nature, 2020 - nature.com
Infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is initiated by
virus binding to the ACE2 cell-surface receptors 1 , 2 , 3 – 4 , followed by fusion of the virus …

Rt-1: Robotics transformer for real-world control at scale

…, S Vega, Q Vuong, F Xia, T Xiao, P Xu, S Xu… - arXiv preprint arXiv …, 2022 - arxiv.org
By transferring knowledge from large, diverse, task-agnostic datasets, modern machine
learning models can solve specific downstream tasks either zero-shot or with small task-specific …