Quanyi Li

ORCID: 0000-0003-0427-4554
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About
Contact & Profiles
Research Areas
  • Autonomous Vehicle Technology and Safety
  • Reinforcement Learning in Robotics
  • Traffic control and management
  • Spine and Intervertebral Disc Pathology
  • Traffic Prediction and Management Techniques
  • Signaling Pathways in Disease
  • Advanced Battery Materials and Technologies
  • Adversarial Robustness in Machine Learning
  • Cardiovascular, Neuropeptides, and Oxidative Stress Research
  • Cell Adhesion Molecules Research
  • Apelin-related biomedical research
  • MicroRNA in disease regulation
  • Advanced biosensing and bioanalysis techniques
  • Musculoskeletal pain and rehabilitation
  • Coronary Interventions and Diagnostics
  • Inflammatory mediators and NSAID effects
  • Protease and Inhibitor Mechanisms
  • Biosensors and Analytical Detection
  • Advanced Battery Technologies Research
  • Nuclear Receptors and Signaling
  • Protein Kinase Regulation and GTPase Signaling
  • Cancer-related molecular mechanisms research
  • Spinal Hematomas and Complications
  • Infective Endocarditis Diagnosis and Management
  • Advancements in Battery Materials

ShangHai JiAi Genetics & IVF Institute
2024

Shanghai Artificial Intelligence Laboratory
2024

University of Edinburgh
2023

Nanjing Brain Hospital
2020-2021

Nanjing Medical University
2020-2021

Shaanxi Provincial People's Hospital
2015-2021

Korea Maritime and Ocean University
2021

Harbin Medical University
2014-2020

Third Affiliated Hospital of Harbin Medical University
2014-2020

Nanjing Chest Hospital
2020

Driving safely requires multiple capabilities from human and intelligent agents, such as the generalizability to unseen environments, safety awareness of surrounding traffic, decision-making in complex multi-agent settings. Despite great success Reinforcement Learning (RL), most RL research works investigate each capability separately due lack integrated environments. In this work, we develop a new driving simulation platform called MetaDrive support generalizable reinforcement learning...

10.1109/tpami.2022.3190471 article EN IEEE Transactions on Pattern Analysis and Machine Intelligence 2022-01-01

Diverse and realistic traffic scenarios are crucial for evaluating the AI safety of autonomous driving systems in simulation. This work introduces a data-driven method called TrafficGen scenario generation. It learns from fragmented human data collected real world then generates scenarios. is an autoregressive neural generative model with encoder-decoder architecture. In each iteration, it first encodes current context attention mechanism decodes vehicle's initial state followed by...

10.1109/icra48891.2023.10160296 article EN 2023-05-29

In recent years, we have witnessed the compelling application of Internet Things (IoT) in our daily life, ranging from living to industrial production. On account computation and power constraints, IoT devices offload their tasks remote cloud services. However, long-distance transmission poses significant challenges for latency-sensitive businesses, such as autonomous driving control. As a remedy, mobile edge computing (MEC) is deployed at network reduce delay. With MEC joining in, how...

10.1109/jiot.2019.2953108 article EN IEEE Internet of Things Journal 2019-11-12

Learning from active human involvement enables the subject to actively intervene and demonstrate AI agent during training. The interaction corrective feedback brings safety alignment learning process. In this work, we propose a new reward-free method called Proxy Value Propagation for policy optimization. Our key insight is that proxy value function can be designed express intents, wherein state-action pairs in demonstration are labeled with high values, while those agents' actions...

10.48550/arxiv.2502.03369 preprint EN arXiv (Cornell University) 2025-02-05

We have previously reported that nuclear factor of activated T cells (NFATs) play an important role in the regulation vascular smooth muscle cell migration and proliferation by receptor tyrosine kinase G protein-coupled agonists, platelet-derived growth factor-BB thrombin, respectively. To understand NFATs disease, we now studied involvement these transcription factors neointima formation a rat carotid artery balloon injury model. The levels NFATc1 injured right common arteries were...

10.1074/jbc.m500322200 article EN cc-by Journal of Biological Chemistry 2005-01-30

To evaluate whether electroacupuncture (EA) at ST36 can accelerate the recovery of gastrointestinal motility after colorectal surgery.Forty patients American Society Anesthesiologists physical status II and III undergoing elective open resection malignant tumours were included in this study. Using a sealed envelope method, randomly divided into two groups either receiving EA (EA group) or sham (SEA group). Data regarding bowel function (times to first sounds, passage flatus defaecation)...

10.1136/acupmed-2013-010490 article EN Acupuncture in Medicine 2014-04-17

BACKGROUND: Propofol is a common sedative-hypnotic drug traditionally used for inducing and maintaining general anesthesia. Recent studies have drawn attention to the nonanesthetic effects of propofol, but potential mechanism by which propofol suppresses non–small-cell lung cancer (NSCLC) progression has not been fully elucidated. METHODS: For in vitro experiments, we (0, 2, 5, 10 µg/mL) treat A549 cells 1, 4, 12 hours Cell Counting Kit-8 (CCK-8) detect proliferation. Apoptosis was measured...

10.1213/ane.0000000000004778 article EN Anesthesia & Analgesia 2020-04-22

Abstract This study was aimed at investigating whether Elabela (ELA) gene therapy can promote angiogenesis in the treatment of myocardial infarction (MI). The fusion expression plasmid pAAV‐3 × Flag/ELA‐32 successfully constructed using molecular cloning technique. model acute MI established by ligating left anterior descending coronary artery mice. Adeno‐associated virus serotype 9 (AAV9) injected into surrounding myocardium and tail vein immediately after established. AAV again from one...

10.1111/jcmm.16814 article EN cc-by Journal of Cellular and Molecular Medicine 2021-07-21

Self-Driven Particles (SDP) describe a category of multi-agent systems common in everyday life, such as flocking birds and traffic flows. In SDP system, each agent pursues its own goal constantly changes cooperative or competitive behaviors with nearby agents. Manually designing the controllers for system is time-consuming, while resulting emergent are often not realistic nor generalizable. Thus simulation remains challenging. Reinforcement learning provides an appealing alternative...

10.48550/arxiv.2110.13827 preprint EN other-oa arXiv (Cornell University) 2021-01-01

Large-scale driving datasets such as Waymo Open Dataset and nuScenes substantially accelerate autonomous research, especially for perception tasks 3D detection trajectory forecasting. Since the logs in these contain HD maps detailed object annotations which accurately reflect real-world complexity of traffic behaviors, we can harvest a massive number complex scenarios recreate their digital twins simulation. Compared to hand-crafted often used existing simulators, data-driven collected from...

10.48550/arxiv.2306.12241 preprint EN cc-by arXiv (Cornell University) 2023-01-01

Interleukin (IL)-6 induced vascular smooth muscle cell (VSMC) motility in a dose-dependent manner. In addition, IL-6 stimulated tyrosine phosphorylation of gp130, resulting the recruitment and activation STAT-3. IL-6-induced VSMC was found to be dependent on gp130/STAT-3 signaling. also cyclin D1 expression time- gp130/STAT-3-dependent manner VSMCs. Suppression levels via use its small interfering RNA molecules inhibited motility. Furthermore, balloon injury both at mRNA protein rat carotid...

10.1161/01.res.0000261350.61711.9e article EN Circulation Research 2007-02-23

10.1109/cvpr52733.2024.01555 article EN 2022 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR) 2024-06-16

Platelet-derived growth factor BB (PDGF-BB) induced cyclin A expression and CDK2 activity in vascular smooth muscle cells (VSMC). Inhibition of nuclear factors activated T cell (NFAT) activation by cyclosporin (CsA) VIVIT suppressed PDGF-BB-induced activity, resulting blockade VSMC the G(1) phase. In addition, CsA- VIVIT-mediated inhibition NFATs small interfering RNA-targeted down-regulation levels DNA synthesis. PDGF-BB also mRNA an NFAT-dependent manner. Cloning bioinformatic analysis rat...

10.1074/jbc.m800423200 article EN cc-by Journal of Biological Chemistry 2008-07-31

To understand the role of epidermal growth factor receptor (EGFR) transactivation in G protein-coupled (GPCR) agonist-induced signaling events, we have studied capacity thrombin activation Gab1-SHP2 vascular smooth muscle cells (VSMCs). Thrombin activated both Gab1 and SHP2 EGFR-dependent manner. Similarly, induced Rac1 Cdc42 activation, these responses were suppressed when either or stimulation is blocked. also PAK1 a time- EGFR-Gab1-SHP2-Rac1/Cdc42-dependent Inhibition EGFR, Gab1, SHP2,...

10.1161/circresaha.109.196691 article EN Circulation Research 2009-04-10

Abstract Apela was recently identified as a new ligand of the apelin peptide jejunum (APJ) receptor. The purpose this study to investigate role apela in post‐myocardial infarction (post‐MI) recovery from cardiorenal damage. A murine MI model established, and then infused subcutaneously for two weeks. Echocardiographs were performed before after at indicated times. Renal function evaluated by serum urine biochemistry. Immunohistochemistry heart kidney tissue situ terminal deoxynucleotidyl...

10.1111/jcmm.15651 article EN cc-by Journal of Cellular and Molecular Medicine 2020-07-20

The p73 protein, a paralogue of the p53 tumor suppressor, is essential for normal development and survival neurons. TP73 therefore interest as candidate gene Alzheimer's disease (AD) susceptibility. mRNA transcribed from three promoters, termed P1 – P3, there evidence an additional complexity in its regulation, namely, variable allelic expression bias some human tissues. We utilized RT-PCR/RFLP direct cDNA sequencing to measure allele-specific mRNA, SNP genotyping assess genetic associations...

10.1186/1471-2350-5-14 article EN cc-by BMC Medical Genetics 2004-06-02

Previously, we have demonstrated that STAT-3 plays a role in thrombin-induced VSMC motility. To learn more about the of STATs mitogenic and chemotactic signaling events thrombin, here studied STAT-5. Thrombin activated STAT-5 as measured by its tyrosine phosphorylation, DNA binding, reporter gene activity. Inhibition STAT-5B, but not STAT-5A, adenovirus-mediated expression respective dominant-negative mutants suppressed growth induced Hsp27 FGF-2 time- STAT-5B-dependent manner VSMC. In...

10.1161/01.res.0000216954.55724.a2 article EN Circulation Research 2006-03-10
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