Ping Fang

ORCID: 0000-0003-0037-0522
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About
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Research Areas
  • Energy Load and Power Forecasting
  • Handwritten Text Recognition Techniques
  • Nonlinear Photonic Systems
  • Quantum chaos and dynamical systems
  • Hand Gesture Recognition Systems
  • Building Energy and Comfort Optimization
  • Image Processing and 3D Reconstruction
  • Random lasers and scattering media
  • Matrix Theory and Algorithms
  • Power Systems and Renewable Energy
  • Electric Power System Optimization
  • Refrigeration and Air Conditioning Technologies
  • Nonlinear Dynamics and Pattern Formation
  • Wind Energy Research and Development
  • Grey System Theory Applications
  • Microwave Imaging and Scattering Analysis
  • Fungal Biology and Applications
  • High-Voltage Power Transmission Systems
  • Quantum many-body systems
  • Iterative Methods for Nonlinear Equations
  • Nuclear Physics and Applications
  • Atomic and Molecular Physics
  • Web Data Mining and Analysis
  • Advanced Optimization Algorithms Research
  • Fuzzy Logic and Control Systems

Tongji University
2025

Tongji Hospital
2025

Beijing University of Posts and Telecommunications
2019-2024

Photonics (United States)
2024

State Key Laboratory of Information Photonics and Optical Communications
2024

South China Agricultural University
2008-2023

China Three Gorges University
2020-2021

China Energy Engineering Corporation (China)
2020-2021

Institute of Theoretical Physics
2015-2019

Chinese Academy of Sciences
2004-2019

Accurate wind speed forecasting exerts a critical role in energy conversion and management of power. In term this purpose, hybrid model based on multi-stage principal component extraction, kernel extreme learning machine (KELM) gated recurrent unit (GRU) network is developed paper, where the extraction combines complete ensemble empirical mode decomposition with adaptive noise (CEEMDAN), singular spectrum analysis (SSA) phase space reconstruction (PSR). Firstly, CEEMDAN employed to decompose...

10.1109/access.2020.3043812 article EN cc-by IEEE Access 2020-01-01

We report the first experimental observation of time-driven phase transition in a canonical quantum chaotic system, kicked rotor. The bears firm analogy to thermodynamic transition, with time mimicking temperature and expectation rotor's kinetic energy free energy. signals sudden change system's memory behavior: before critical time, system undergoes motion space its initial states is erased course time; after interference enhances probability for trajectory return state, thus recovered.

10.1103/physrevlett.121.134101 article EN Physical Review Letters 2018-09-27

Disorder is more the rule than exception in natural and synthetic materials. Nonetheless, wave propagation within inhomogeneously disordered materials has received scant attention. We combine microwave experiments theory to find spatial variation of generic quantities demonstrate that statistics samples any dimension are independent detailed structure a material depend only on net strengths distributed scattering reflection between observation point each boundaries.

10.1103/physrevlett.124.057401 article EN Physical Review Letters 2020-02-05

The propagation of waves through transmission eigenchannels in complex media is emerging as a new frontier condensed matter and wave physics. A crucial step towards constructing complete theory to demonstrate their spatial structure any dimension wave-coherence nature. Here, we show surprising result this direction. Specifically, find that the width diffusive samples increases transforming from quasi one-dimensional ($1$D) two-dimensional ($2$D) geometry, notwithstanding dramatic changes...

10.1103/physrevb.99.094202 article EN publisher-specific-oa Physical review. B./Physical review. B 2019-03-18

The composition and structure of fungal communities on healthy diseased fruits Cinnamomum burmannii (Nees Nees) Blume were characterized, with evaluation the antibacterial activity secondary metabolites from culturable fungi following first identification in fungus Medicopsis romeroi (Esf-14; GenBank accession number OK242756). These results are significant for understanding functional variation bioactivity developing a broader range bioactive resources. High-throughput sequencing indicated...

10.1128/spectrum.00080-23 article EN cc-by Microbiology Spectrum 2023-05-10

At present, many kinds of handwriting-based applications have been developed. But up to now, all dynamic information describing writing process including forces, trajectories, velocities, accelerations and slants can't be acquired simultaneously by a single device. This paper introduces new kind tablet for on-line handwriting signal capture. With special multi-dimension force/torque sensor, we can get the three perpendicular forces pen-tip contacting plane trajectory on material. The other...

10.1109/wcica.2004.1343292 article EN 2004-11-08

Rapid increases in building energy consumption recent decades have also resulted the popular research of conservation. Air temperature distribution is taken into consideration for indoor environments when carrying out simulations. In this paper, CFD software FLUENT combined with a network model was used to calculate an air-conditioned office room, and it compared measured data. The results showed good consistency data simulated both steady transient simulations all four working conditions....

10.1109/ihmsc.2016.58 article EN 2016-08-01

The emergence of nonequilibrium phenomena in individual complex wave systems has long been fundamental interest. Its analytic studies remain notoriously difficult. Using the mathematical tool concentration measure, we develop a theory for structures and fluctuations waves disordered media. We find that, both diffusive localized waves, associated with change incoming (``wave-to-wave'' fluctuations) exhibit new kind universality, which does not exist conventional mesoscopic disorder...

10.1103/physrevlett.121.140603 article EN Physical Review Letters 2018-10-03

The emergence of quantum statistical mechanics from individual pure states closed many-body systems is under intensive investigation. While most effort has been put on the impact direct interaction (i.e., usual mutual interaction), here we study systematically and analytically exchange that arises particle indistinguishability. We show this leads an overwhelming number Fock to exhibit a structure can be resolved only by observables adjusted according system's dynamical properties which...

10.1103/physreve.98.060103 article EN publisher-specific-oa Physical review. E 2018-12-18

Artificial ant colony algorithm is new in the evolution computing. The primary study shows it a better with robust based population, but has some shortcomings such as its slow computing speed, and easy to fall local peak large scale problem. To overcome these deficiencies, an improved designed through abstracting advantages of particle swarm optimization (PSO).

10.1109/mmit.2008.157 article EN International Conference on Multimedia and Information Technology 2008-12-01

This research develops a multi-layer hybrid soft-sensor model to improve the accuracy of building thermal load prediction using integrated data. The (autoregressive and particle swarm optimization neural network) hybridizes an autoregressive with exogenous inputs network. distributed sensors' experimental scenario was set in medium-sized office located Shanghai, which has applied this evaluate accuracy, meanwhile its performance also compared several commonly used methods under different...

10.1177/1550147717704933 article EN cc-by International Journal of Distributed Sensor Networks 2017-05-01

In this paper, a new kind of fuzzy relation equations (FREs for short) A <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">0</sub> <sup xmlns:xlink="http://www.w3.org/1999/xlink">R</sup> xmlns:xlink="http://www.w3.org/1999/xlink">*</sup> x = b is first introduced, and then the problem solving solution to FREs discussed, where an mtimesn matrix, are n m dimension column vectors, respectively. More specifically, its solvability unique investigated,...

10.1109/fuzzy.2009.5277164 article EN IEEE International Conference on Fuzzy Systems 2009-08-01
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