issue 4 publication date 2021-02

• Online Streaming Feature Selection Using Geometric Series of the Adjacency Matrix of Features
• A hybrid method to improve Steganography in JPEG images using metaheuristic algorithms
• Concept drift detection in business process logs using deep learning
• IFSB-ReliefF: A New Instance and Feature Selection Algorithm Based on ReliefF
• Spoken Term Detection for Persian News of Islamic Republic of Iran Broadcasting
• Stock Market Modeling Using Artificial Neural Network and Comparison with Classical Linear Models
• A new ensemble clustering method based on fuzzy cmeans clustering while maintaining diversity in ensemble
• Fuzzy retrieval of encrypted data by multi-purpose data-structures
• A Convolutional Neural Network based on Adaptive Pooling for Classification of Noisy Images
• Off-line Arabic Handwritten Recognition Using a Novel Hybrid HMM-DNN Model