Yanzhen Li

ORCID: 0000-0001-5399-2013
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About
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Research Areas
  • Geology and Paleoclimatology Research
  • Smart Grid Energy Management
  • Seismology and Earthquake Studies
  • Pleistocene-Era Hominins and Archaeology
  • earthquake and tectonic studies
  • Earthquake Detection and Analysis
  • Energy Load and Power Forecasting
  • Nonlinear Dynamics and Pattern Formation
  • Neural Networks Stability and Synchronization
  • Geological formations and processes
  • Power Systems and Technologies
  • Elevator Systems and Control
  • Power Systems and Renewable Energy
  • Methane Hydrates and Related Phenomena
  • Statistical Methods and Bayesian Inference
  • Statistical Distribution Estimation and Applications
  • Quality and Supply Management
  • stochastic dynamics and bifurcation
  • Seismic Imaging and Inversion Techniques
  • Optimal Power Flow Distribution
  • Reliability and Maintenance Optimization
  • Big Data and Business Intelligence
  • Archaeology and ancient environmental studies
  • Isotope Analysis in Ecology
  • Microgrid Control and Optimization

Institute of Earth Environment
2020-2024

Chinese Academy of Sciences
2020-2024

China University of Geosciences
2020-2024

China University of Geosciences (Beijing)
2020-2024

Shenyang University of Technology
2021-2024

Southern Marine Science and Engineering Guangdong Laboratory (Guangzhou)
2022-2023

Guangzhou Institute of Energy Conversion
2022-2023

Shandong Institute of Quantum Science and Technology
2022

Inspur (China)
2022

Northeastern University
2021

Abstract Here we present, to date, the highest‐resolved (~5 years) and most precisely dated Holocene monsoon climate reconstruction for western Chinese Loess Plateau based on five replicated stalagmite δ 18 O records from Wuya Cave, eastern Gansu, China. Our record suggests wettest period occurred between 10,500 6,600 a BP in this region. After period, amplitude of Asian summer decadal‐scale variability progressively increased likely response increasing ENSO frequency since middle Holocene....

10.1029/2020gl090273 article EN publisher-specific-oa Geophysical Research Letters 2020-10-27

Antarctic bottom water (AABW) production is a key factor governing global ocean circulation, and the present disintegration of Ice Sheet slows it. However, its long-term variability has not been well documented. On basis high-resolution chemical scanning well-dated marine ferromanganese nodule from eastern Pacific, we derive record abyssal ventilation spanning past 4.7 million years evaluate linkage to AABW formation over this period. We find that was relatively weak in early Pliocene...

10.1126/sciadv.add1467 article EN cc-by-nc Science Advances 2023-02-24

Central Asia (CA) is one of the world’s most significant arid regions, which markedly impacted by global warming. A better understanding dynamical processes governing its Holocene climate variability critical for a possible future impacts change in region. To date, existing CA paleoclimate records are from summer precipitation–dominated eastern (ECA), with few winter western (WCA). Here, we present precisely dated (~6‰) and highly resolved (<4-y) record hydroclimatic variations WCA...

10.1073/pnas.2321645121 article EN cc-by Proceedings of the National Academy of Sciences 2024-03-25

Nonintrusive load monitoring (NILM) methods considering multiple representative features can improve identification. However, these existing assemble all into one classifier, which easily causes overfitting and increases the computational complexity during training process. To tackle problems, this article proposes a novel stacking ensemble learning (SEL)-based identification framework physical cyber feature descriptors (CFDs), nicely fuse by integrating different types of corresponding...

10.1109/jsen.2023.3241000 article EN IEEE Sensors Journal 2023-02-03

As the traditional network architecture can not meet requirements of users for high-quality services, software defined (SDN) has been proposed as a new architecture. SDN divides data plane and control in equipment, so that controller schedule flexibly through openflow protocol. Floodlight Ryu are two typical controllers different purposes. In this paper, we first introduce Ryu, then tools used paper: mininet qperf. Then, simulate compare their bandwidth delay performance under topologies....

10.1109/icccworkshops49972.2020.9209935 article EN 2020-08-09

Abstract Mio‐Pliocene sedimentary archives of the East Asian summer monsoon (EASM) in NE Tibet record a monotonic response to orbital forcing, dominated by eccentricity. By contrast, Pleistocene display more stochastic that varies regionally and temporally. When why this changed is poorly understood. Here, we present new high‐resolution Rb/Sr ratio data set EASM intensity from Sanmenxia Basin, North China, spans Plio‐Pleistocene transition. Our results indicate decreased monsoonal rainfall...

10.1029/2022gl101280 article EN cc-by-nc-nd Geophysical Research Letters 2022-12-06

The participation of incentive demand response (IDR) can improve power grid flexibility, and reduce peak shaving pressure. However, the further development services will be limited by uncertainty user behavior. To tackle this problem, paper proposes a data-driven load forecasting method for IDR, which considers consumer Firstly, we describe market auxiliary service operation mechanism aggregators, through ability demand-side resources to respond is improved. Then, add an attention layer...

10.1016/j.egyr.2022.01.232 article EN cc-by-nc-nd Energy Reports 2022-02-18

To address the limitations of traditional aquaculture cages, such as poor performance in offshore environments, challenges energy supply, and inability to integrate modern farming facilities, a new semi-submersible platform has been developed put into operation. The hydrodynamic is analyzed using fully coupled numerical model. model incorporates main structure platform, net system, mooring based on linear potential flow theory Morison equation. natural period found be far away from common...

10.3390/app132312652 article EN cc-by Applied Sciences 2023-11-24

In the microgrid, battery energy storage system (BESS) is used in combination with renewable to solve problem of accommodation. Meanwhile, power sources BESS can participate valley filling and reduce electric generation costs. However, cannot contribute sufficient capability microgrid costs due its limited capabilities. To tackle this challenge, output model combined cooling, heating (CCHPM) proposed paper. The takes micro-gas turbine, photovoltaic unit, wind refrigerator as a whole CCHPM....

10.1016/j.egyr.2023.04.055 article EN cc-by-nc-nd Energy Reports 2023-04-21

In accelerated life tests (ALTs), test units are run at higher stress levels in order to experience more failures. A Weibull regression model can, this case, be used infer failure behavior the normal level. practice, statistical analyses usually do not take batch differences into account even when they present. To correctly include analysis, one needs use a with random effects. paper, we such show that ignoring modeling can result overly precise estimates of quantiles and probabilities...

10.1080/00224065.2009.11917779 article EN Journal of Quality Technology 2009-07-01

Abstract The behaviors between δ 13 C benthic and 18 O are anti‐phased after 6 Ma, many mechanisms have been proposed to explain their behaviors. However, this question remains debated. Here, we reconstruct the interaction mineral dust, global carbon cycle changes, climate‐cryosphere system since 4 Ma. Our results suggest that Asian and/or dust fluxes may transported signal of periodic Arctic ice sheet variability deep‐sea record by mediating strength oceanic biological pumping. This can why...

10.1029/2021gl095327 article EN Geophysical Research Letters 2021-09-07

With the large-scale deployment of smart meters and wide application various machine learning algorithms, non-intrusive load monitoring (NILM) has attracted attention academia industry. However, algorithms often suffer from high variability in identification performance due to different features. In view poor generalization ability low accuracy using an individual feature or classifier model, this paper proposes a novel NILM method that accomplishes deep fusion model by improved...

10.1016/j.egyr.2021.09.087 article EN cc-by Energy Reports 2021-11-01
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