OOIR: Observatory of International Research

Papers

(The TQCC of Fluctuation and Noise Letters is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2020-11-01 to 2024-11-01.)

Article	Citations
Analysis of Pregnancy Development by Complexity and Information-Based Analysis of Fetal Phonocardiogram (PCG) Signals	27
Exponential Smoothing on Modeling and Forecasting Multiple Seasonal Time Series: An Overview	24
Fisher Information and Uncertainty Principle for Skew-Gaussian Random Variables	23
Fractal Higher-order Dispersions Model and Its Fractal Variational Principle Arising in the Field of Physcial Process	13
Evaluation of the Coupling between the Brain and Facial Muscles Reactions to Moving Visual Stimuli	12
Comments on the “Generalized” KJLN Key Exchanger with Arbitrary Resistors: Power, Impedance, Security	12
Information-based Analysis of the Coupling between Dynamic Visual Stimuli, Eye Movements, and Brain Signals	12
A Multifractal Cross-Correlation Analysis of Economic Policy Uncertainty: Evidence from China and US	12
Multifractal Fluctuation Analysis of Correlations Between the Sector Stock Markets in China and the US	11
Efficiency and Long-Range Correlation in G-20 Stock Indexes: A Sliding Windows Approach	11
Analysis of Fluctuation Patterns in Emotional States Using Electrodermal Activity Signals and Improved Symbolic Aggregate Approximation	10
Information-Based Analysis of the Coupling Between the Alterations of Heart and Brain Activities in Response to Auditory Stimuli	10
Automatic Brain Tumor Detection and Classification Based on IoT and Machine Learning Techniques	10
Analysis of the Correlation between Static Visual Stimuli, Eye Movements, and Brain Signals	10
Deterministic Random Number Generator Attack Against the Kirchhoff-Law-Johnson-Noise Secure Key Exchange Protocol	8
Binarization of Stone Inscription Images by Modified Bi-level Entropy Thresholding	8
Impact of Time Delay and Cross-Correlated Gaussian Colored Noises on Dynamical Characteristics and Stochastic Resonance for a Metapopulation System	8
Modeling and Controlling the Dynamic Behavior of an Aerial Manipulator	7
Asymmetric Multifractal Cross-Correlations Between Economic Policy Uncertainty and Agricultural Futures Prices	7
Complexity-Entropy Causality Plane Analysis of Air Pollution Series	7
Alternating (AC) Loop Current Attacks Against the KLJN Secure Key Exchange Scheme	7
Cascaded Nonlinear Mass Fluctuation Stochastic Resonance System and Its Application in Bearing Fault Diagnosis	7
Multifractal Analysis of the Impact of COVID-19 on NASDAQ, CIOPI, and WTI Crude Oil Market	6
Combined Underdamped Bistatic Stochastic Resonance for Weak Signal Detection and Fault Diagnosis under Wavelet Transform	6
The Short-Term Effect of COVID-19 Pandemic on China’s Crude Oil Futures Market: A Study Based on Multifractal Analysis	6

Economic Policy Uncertainty and Stock Markets: A Multifractal Cross-Correlations Analysis	5
Generalized Sidelobe Canceller Beamforming with Combined Postfilter and Sparse NMF for Speech Enhancement	5
Non-Linear Impact of Chinese Treasury Bond Futures on the Information Content of IRS	5
The Effect of “Wuhan Closure” on the COVID-19 Pandemic in China	5
Stochastic Resonance and Self-Induced Stochastic Resonance in Bearing Fault Diagnosis	4
Acoustic Emission Signal Classification Using Feature Analysis and Deep Learning Neural Network	4
Parrondo’s Paradox for Discrete-Time Quantum Walks in Momentum Space	4
Comparison of Price-Volume Correlation for Some Cryptocurrencies Based on MF-ADCCA	4
Criterion for the H∞ Suppression of Overflow Oscillations in Fixed Point Digital Filters Employing Saturation Nonlinearities and External Interference	4
More on the Reference-Grounding-Based Search in Noise-Based Logic	4
Multifractal Fluctuation Analysis of Correlations between Agricultural Futures Markets in China and the US Based on MF-X-DFA and MF-DPXA Methods	4
Asymmetric Multifractal Analysis of the Chinese Energy Futures and Energy Stock Markets under the Impact of COVID-19	4
Robustness of Detrended Cross-correlation Analysis Method Under Outliers Observations	3
Time Synchronization Protocol for the KLJN Secure Key Exchange Scheme	3
Analysis of the Czech Intraday Electricity Market During COVID-19 Pandemic from the Multifractal Perspective	3
Temporal Vector Visibility Graph: A Tool for Complexity Analysis of Multivariate Time Series	3
ΔDMCx2: A New Approach to Measure Contagion Effect on Financial Crisis	3
Segmented Multifractal Detrended Fluctuation Analysis in Key Economic Sectors	3
Measuring Economic Uncertainty Synchrony with Cross-Sample Entropy Under Common External Factors: The Case of Chile	3
The Impact of Price Support Policies and Public Emergencies on Agricultural Futures Markets — A Multifractal Cross-Correlations Analysis between China and the US	3
Implementation of Singular Spectrum Analysis in Industrial Robot to Detect Weak Position Fluctuations	3
Mixed H∞ and Passivity Performance Analysis of Interfered Digital Filters with Markovian Jumping Parameters and Delays	3
Revisiting the Boltzmann Derivation of the Stefan Law	3
Implementation and Performance Measure of Fuzzy AHP for Resource Allocation in 5G	3
Current Injection and Voltage Insertion Attacks Against the VMG-KLJN Secure Key Exchanger	3
Enhancing Speech Quality Using Artificial Bandwidth Expansion with Deep Shallow Convolution Neural Network Framework	3
Generalized Cumulative Residual Entropy of Time Series Based on Permutation Patterns	3
Multiscale Cross-Recurrence Plot and Recurrence Quantification Analysis Based on Coarse-Grained	3
On the Sample Autocorrelation Function’s Absolute Summability	3
Modeling and Simulation of a Quantum Thermal Noise on the Qubit	3
Nearest Neighbor Optimal Smooth Denoising Dynamic Classification Method for Financial Time Series	3
A Piecewise Nonlinear Tri-Stable Stochastic Resonance System and its Application in Bearing Fault Diagnosis	3
Forecasting Monthly Rainfall using Bio-Inspired Artificial Algae Deep Learning Network	2
Interplay Multifractal Dynamics Among Carbon Trading Market, Geopolitical Risk and Economic Policy Uncertainty	2
Statistical Random Number Generator Attack Against the Kirchhoff-Law-Johnson-Noise (KLJN) Secure Key Exchange Protocol	2
Analyzing the Impact of COVID-19 on the Cross-Correlations between Financial Search Engine Data and Movie Box Office	2
Effect of Futures Trading Restrictions on Market Efficiency: A Multifractal Analysis	2
A Proposal to Analyze Muscle Dynamics Under Fatiguing Contractions Using Surface Electromyography Signals and Fuzzy Recurrence Network Features	2
Enhancing Stock Price Prediction with Deep Cross-Modal Information Fusion Network	2
Bayesian Inference for Geometric Process with Lindley Distribution and its Applications	2
Research and Application of Wavelet Transform-Based Two-Dimensional Pinning Potential Stochastic Resonant System	2
Sustainable Finance Factors in Indian Economy: Analysis on Policy of Climate Change and Energy Sector	2
Indefinite Causal Order for Quantum Phase Estimation with Pauli Noise	2
Exploring the Asymmetric Multifractal Characteristics of Price–Volume Cross-Correlation in the Chinese Rebar Futures Market Based on MF-ADCCA	2
Theoretical and Numerical Analyses and Application of Novel Underdamped Tri-Stable Stochastic Resonances under Symmetric Trichotomous Noise	2
Relaxing Daily Price Limits and Stock Market Cross-Correlation: Evidence from MF-X-DMA Analysis	2
Characterizing Nonlinear Time Series via Sliding-Window Amplitude-Based Dispersion Entropy	2
Fluctuation and Frequency of the Oscillators with Exponential Spring Using Accurate Approximate Analytical Solutions	2
Hash and Prediction-Error-Based Reversible Watermarking for Medical Images	2
On the Random Non-Autonomous Logistic Equation with Time-Dependent Coefficients	2

Analysis of Risk Spillover and Asymmetry Between Three Crude Oil Markets and Chinese Financial Markets	2
Detrended Correlogram Method for Non-Stationary Time-Series Analysis	2
Effective Technique for Noise Removal and Emotion Recognition in Speech Signals Using Cat Swarm Optimized Spiking Neural Networks	2