OOIR: Observatory of International Research

Papers

(The median citation count of International Journal of Uncertainty Fuzziness and Knowledge-Based Sys is 1. 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 2022-08-01 to 2026-08-01.)

Article	Citations
Flexible Robust Control Strategy for Synchronization of Uncertain Non-Linear Systems with Control Input Non-Linearity	69
Entropic Semi-Supervised Dimensionality Reduction for Distance Metric Learning	27
Precise Push Study of Sci-tech Journals Based on Knowledge Graph Reasoning	23
LMI-Based Robust Fuzzy Model Predictive Control of Discrete-Time Fuzzy Takagi-Sugeno Large-Scale Systems Based on Hierarchical Optimization and H∞ Performance	18
The Conditional Distributivity for Uni-Nullnorms Over Uninorms	14
Interval Methods in Knowledge Representation	14
Linear Uniform Estimator-Based Improvements to Fuzzy Regression Models	13
On Statistical Convergence of Uncertain Sequence of Fuzzy Numbers	13
Deep FC-IIWO Fuzzy Clustering: An Optimized Fuzzy Clustering Approach for Big Data Clustering	11
Fuzzy Median Graph and its Application in the Deployment of Wireless Sensor Networks	10
Branch-and-Price Based Heuristic Algorithm for Fuzzy Multi-Depot Bus Scheduling Problem	9
Guest Editorial — Artificial Intelligence and Machine Learning Strategies in Advanced Robotic Vision	8
Guest Editorial	8
An Approach for Automated Kannada Subtitle Generation from Kannada Video	8
Finding Efficient Solutions in Interval Multi-Objective Linear Programming Models by Uncertainty Theory	8
Betweenness Closure of Ternary and Fuzzy Ternary Relations	8
Cooperative Feature Classification Technique through Ensemble Factor Matching using Deep Learning	8
Guest Editorial: Uncertainty in Economics and Finance	8
Deep Aspect-Sentinet: Aspect Based Emotional Sentiment Analysis Using Hybrid Attention Deep Learning Assisted BILSTM	8
On Robust and Non-Robust Modified Liu Estimation in Poisson Regression Model with Multicollinearity and Outliers	8
On Typical Hesitant Fuzzy Languages and Automata	7
Designing and Investigating the Impact of an AR Application for Learning Spatial Thinking Skills at Middle Level	7
Local Convolutional Neural Network Based Pop-Up Text Recognition and Sentiment Analysis	7
Algebraic Structure Based Clustering Method from Granular Computing Prospective	7
Interval Methods in Knowledge Representation	6

On the Polytope of 3-Tolerant Fuzzy Measures	6
Revisiting Returns to Education in Thailand: Structural Causal Model Framework	6
Robust Enhanced Ridge-Type Estimation for the Poisson Regression Models: Application to English League Football Data	6
Model Predictive Control for Interval Type-2 Fuzzy Systems with Unknown Time-Varying Delay in States and Input Vector	6
A Bi-level Alternating Meta-learning for Recurring Concept on Evolving Data Streams Instructions for Typing	6
Multiple Criteria Decision Analysis Based on Ill-Known Pairwise Comparison Data	6
A Fractional Programming Model for Improving Multiplicative Consistency of Intuitionistic Fuzzy Preference Relations	5
Guest Editorial: Exploring Fuzzy Systems and Systems of Knowledge in the New Generation of Technological Innovations	5
Acknowledgements to the Referees	5
Adaptive Fuzzy Finite-Time Output Feedback Fault-Tolerant Control of Stochastic Non-Strict Feedback Nonlinear Systems with Input Saturation and Unknown Control Direction	5
An Improved Sparrow Search Algorithm with Logistic Chaotic Sequence and Crisscross Strategy	5
Decomposition Ensemble Forecasting with Choquet Fuzzy Integral and its Application to Forecast International Tourist Arrivals	5
Endogenous Long-Term Productivity Performance in Advanced Countries: A Novel Two-Dimensional Fuzzy-Monte Carlo Approach	5
Multiple Item Support Constraints Based Frequent Pattern Mining Using Dynamic Prefix Tree	5
Document-Level Relation Extraction with Deep Gated Graph Reasoning	4
Analyzing Human Mental State and Emotions using a Novel Emonet Learning Model with Unconstraint Videos	4
A Hybrid Interactive Decision-making Model Based on Multi-objective Optimization: An Application to Sustainable Supplier Selection	4
Adaptive Inference Neuro-Fuzzy Driven Embedding Fusion for Improving Link Prediction Through Graph Neural Network	4
Several Findings About the Weak Dominance Between t -Norms and Semi- t -Operators	4
Homogenous Ensembles of Neuro-Fuzzy Classifiers using Hyperparameter Tuning for Medical Data	4
Almost λ-Statistical Convergence of Complex Uncertain Sequences	4
Author Index Volume 30 (2022)	4
Fuzzy Neighbors and Deep Learning-Assisted Spark Model for Imbalanced Classification of Big Data	3
Preface: Fuzziness and Uncertainty in Data Mining	3
Research on Mobile Edge Computing Task Unloading Model Optimization and Intelligent Algorithms	3
Some Methods to Construct Uninorms on Bounded Lattices by Closure Operators or (and) Interior Operators	3
Interval Methods in Knowledge Representation	3
Interval Methods in Knowledge Representation	3
Decision Making Under Pythagorean Fuzzy Soft Environment	3
Why Wasserstein Metric Is Useful in Econometrics	3
On the Robustness of the Sign of Nonadditivity Index in a Choquet Integral Model	3
A Hybrid Network with Multicategory Adversarial Feature Learning: McAFL Fusion	3
Portfolio Optimization Based on Artificial Neural Network and GARCH-EVT-Copula Models	3
Performance Limit: Fuzzy Logic Based Anti-Collision Algorithm for Industrial Internet of Things Applications	3
Interval Methods in Knowledge Representation	3
Arithmetic Operations on Generalized Trapezoidal Hesitant Fuzzy Numbers and Their Application to Solving Generalized Trapezoidal Hesitant Fully Fuzzy Equation	3
Fuzzy Fractional Order Proportional Integral Derivative Controller Design for Higherorder Time Delay Processes	3
Modeling Control and Forecasting Nonlinear Systems Based on Grey Signal Theory	3
An Intuitionistic Fuzzy Metric and its Application in Varied Decision Making Approaches	2
Interval Methods in Knowledge Representation	2
Risk Index Based Uncertain Portfolio Selection with Monotone Increasing Multiplicative Background Risk	2
A Multi-Branch Residual Network Based on Depth Correlation Features for the Classification of Chinese Ink Paintings	2
A Computer Vision Engineering Management System for Automated Defect Detection in Electronic Components Manufacturing	2
1DCAE-TSSAMC: Two-Stage Multi-Dimensional Spatial Features Based Multi-View Deep Clustering for Time Series Data	2
Efficient Class of Neutrosophic Estimators of Population Mean under Uncertainty using Simple Random Sampling	2
Guest Editorial: Models for Dynamic Reasoning under Partial Knowledge to Make Interpretable Decisions	2
Interval Methods in Knowledge Representation	2
MIGR: A Categorical Data Clustering Algorithm Based on Information Gain in Rough Set Theory	2
An Accurate Stock Price Prediction Using Deep Recurrent Neural Network with Search and Rescue Approach	2
An IOV Spectrum Sharing Approach based on Multi-Agent Deep Reinforcement Learning	2

Risk Index and Expected Loss for Complex Systems with Incomplete Information: An Approach of U-S Chance Measurement	2
Author Index Volume 31 (2023)	2
Weighted Fuzzy C-Means: Unsupervised Feature Selection to Realize a Target Partition	2
A Novel Risk-based Portfolio Optimization with Return Prediction Using Enhanced Heap Optimizer Aided Serial Cascaded Deep Residual Networks	2
Gauss-Legendre Quadrature Based Expected Value Simulation for Optimizing Standby Redundancy System under Uncertain Environment	2
Interval Methods in Knowledge Representation	2
Why Burr Distribution: Invariance-Based Explanation	2
CP-BiLSTM: Coua Porteles-Based Bidirectional Long ShortTerm Memory Networking for Cryptocurrency Price Prediction	2
Calibrating Perception Uncertainty for Autonomous Driving	2
Learning Joint Topic Representation for Detecting Drift in Social Media Text	2
Foreword	2
An Integrated Framework for COVID-19 Classification Based on Ensembles of Deep Features and Entropy Coded GLEO Feature Selection	2
Interval Methods in Knowledge Representation	2
Abstractive Text Summarization Based on Improved LSTM with Transfer Learning Methods	1
A Hybrid Classifier Based on the Generalized Heronian Mean Operator and Fuzzy Robust PCA Algorithms	1
Enhancement of Kernel Clustering Based on Pigeon Optimization Algorithm	1
Portfolio Adjusting Model with Newly Listed Stocks Using Uncertainty Theory	1
An Intelligent Optimized Compression Framework for Columnar Database	1
A Two-Stage Stochastic Programming Model for Home Health-Care Routing and Scheduling Problem	1
Content and Location Based Point-of-Interest Recommendation System Using HITS Algorithm	1
ℐ????,????-Implications Induced from Quasi-Grouping Functions and Negations on Bounded Lattices	1
Design and Development of Schema for Schemaless Databases	1
Multidimensional Statistical Convergence in Credibility Theory	1
An Image-Based Recommendation System Using Voting-Assisted Ensemble Machine Learning Approach	1
Interval Methods in Knowledge Representation	1
Automatic Alignment of Ring-Grid Laser Images based on an Improved Classical Iterative Algorithm	1
Research on the Evaluation System of Digital Management Process Improvement of Automobile Transaction Business Based on CMMI	1
Foreword	1
Fuzzy Data Association-Towards Better Uncertainty Tracking in Clutter Environments	1
Priority Based Group Key Management for Secure Data Transmission in IoT Health Network with Cryptography Linked Approach	1
Coordination of Cyclic crossover and Bat Algorithm for the Travelling Salesman Problems in Different Environments: A Simulation Approach	1
Interval Methods in Knowledge Representation	1
A DPLL Procedure with Dichotomous Branching for Propositional Product Logic	1
Adaptively Sparse Transformers Hawkes Process	1
Why Markov Switching Models Work Well: An Explanation	1
Optimal Feature Subset Selection for Uncertainty Classification: Precision Agriculture	1
v-SVR with Imprecise Observations	1
An OWA Based MCDM Framework for Analyzing Multidimensional Twitter Data: A Case Study on the Citizen-Government Engagement During COVID-19	1
Classification of Imbalanced Data Using SMOTE and AutoEncoder Based Deep Convolutional Neural Network	1
A Model Study of Teaching Method Reform of Computer Laboratory Course Integrating Internet of Things Technology	1
A Study on ρ-Statistical Boundedness and ρ-Statistical Convergence of Sequences of Functions of order α in Neutrosophic Normed Spaces	1
Interval Methods in Knowledge Representation	1
Bio-Inspired Algorithm Based Undersampling Approach and Ensemble Learning for Twitter Spam Detection	1
Least Absolute Deviation Estimation for Uncertain Vector Autoregressive Model with Imprecise Data	1
Development and Application of 3D Printing Manufacturing Technology in Intelligent Vehicle Design	1
Advancing Building Damage Classification Accuracy through Machine Learning-Based Model Design using High Resolution Remote Sensing Images	1
Novel Development of Fuzzy Controller Based Multi-Agent System for Efficient Navigation of Autonomous Robots	1
CNN-RNN: A Hybrid Convolutional and Recurrent Neural Network Approach for Cross-Domain Sentiment Analysis Using the Webemo Dataset	1
Nash Equilibrium in Fuzzy Random Bi-Matrix Games	1
An Adaptive Self-Reduction Type-2 Fuzzy Clustering Algorithm for Pattern Recognition	1
Author Index Volume 33 (2025)	1
Deep Fuzzy Clustering and Deep Residual Network for Prediction of Web Pages from Weblog Data with Fractional Order Based Ranking	1
Uncertain Free Disposal Hull Model with Application to Chinese Banks	1
A Weight Determination Model in Uncertain and Complex Bi-Polar Preference Environment	1
Popularity Prediction Model With Context, Time and User Sentiment Information: An Optimization Assisted Deep Learning Technique	1
Congruence Relations and Direct Decomposition of Uninorms on Bounded Lattices	1
Fraud Detection in Financial Transactions Using Advanced Neural Network Techniques	1
A Dominance Approach for Influence Maximization with Incomplete Information in Social Network	1
Interval Methods in Knowledge Representation	1
Determination of the Smallest-Greatest Uni-Nullnorms and Null-Uninorms on an Arbitrary Bounded Lattice L	1
Hierarchical Attention Multi Model Deep Learning for Multi Document Summarization	1
Fuzzy C-Means Clustering Algorithms with Weighted Membership and Distance	1
Quasi-Chain Routing for Optimized Network Participation in Wireless Sensor Networks within Obstacle-Free IoT Ecosystems	1