Comparison of Machine Learning for Sentiment Analysis in Detecting Anxiety Based on Social Media Data. - Shoffan Saifullah; Yuli Fauziah; Agus Sasmito Aribowo (CoRR, 2021)

Segmentasi Citra Menggunakan Metode Watershed Transform Berdasarkan Image Enhancement Dalam Mendeteksi Embrio Telur. - Shoffan Saifullah (CoRR, 2021)

Fuzzy-AHP approach using Normalized Decision Matrix on Tourism Trend Ranking based-on Social Media. - Shoffan Saifullah (CoRR, 2021)

K-means Segmentation Based-on Lab Color Space for Embryo Egg Detection. - Shoffan Saifullah (CoRR, 2021)

Non-Destructive Egg Fertility Detection in Incubation Using SVM Classifier Based on GLCM Parameters. - Shoffan Saifullah; Rafal Drezewski (KES, 2022)

Identification of chicken egg fertility using SVM classifier based on first-order statistical feature extraction. - Shoffan Saifullah; Andiko Putro Suryotomo (CoRR, 2022)

Tourism's trend Ranking on Social Media Data Using Fuzzy-AHP vs. AHP. - Shoffan Saifullah (CoRR, 2022)

Sentiment Analysis Using Machine Learning Approach Based on Feature Extraction for Anxiety Detection. - Shoffan Saifullah; Rafal Drezewski; Felix Andika Dwiyanto; Agus Sasmito Aribowo; Yuli Fauziah (ICCS (2), 2023)

Modified Histogram Equalization for Improved CNN Medical Image Segmentation. - Shoffan Saifullah; Rafal Drezewski (KES, 2023)

Palm Oil Maturity Classification Using K-Nearest Neighbors Based on RGB and L*a*b Color Extraction. - Shoffan Saifullah; Dessyanto Boedi Prasetyo; Indahyani; Rafal Drezewski; Felix Andika Dwiyanto (KES, 2023)

Nondestructive chicken egg fertility detection using CNN-transfer learning algorithms. - Shoffan Saifullah; Rafal Drezewski; Anton Yudhana; Andri Pranolo; Wilis Kaswijanti; Andiko Putro Suryotomo; Seno Aji Putra; Alin Khaliduzzaman; Anton Satria Prabuwono; Nathalie Japkowicz (CoRR, 2023)

Performance Optimization of GraphQL API Through Advanced Object Deduplication Techniques: A Comprehensive Study. - Budi Santosa; Awang Hendrianto Pratomo; Midi Wardana Riski; Shoffan Saifullah; Novrido Charibaldi (J. Comput. Sci. Eng., 2023)

Improved Brain Tumor Segmentation Using Modified U-Net based on Particle Swarm Optimization Image Enhancement. - Shoffan Saifullah; Rafal Drezewski (GECCO Companion, 2024)

Enhancing Breast Cancer Diagnosis: A CNN-Based Approach for Medical Image Segmentation and Classification. - Shoffan Saifullah; Rafal Drezewski (ICCS (4), 2024)

Brain Tumor Segmentation Using Ensemble CNN-Transfer Learning Models: DeepLabV3plus and ResNet50 Approach. - Shoffan Saifullah; Rafal Drezewski (ICCS (4), 2024)

Automatic Brain Tumor Segmentation Using Convolutional Neural Networks: U-Net Framework with PSO-Tuned Hyperparameters. - Shoffan Saifullah; Rafal Drezewski (PPSN (3), 2024)

Comparative Analysis of Image Enhancement Techniques for Brain Tumor Segmentation: Contrast, Histogram, and Hybrid Approaches. - Shoffan Saifullah; Andri Pranolo; Rafal Drezewski (CoRR, 2024)

Optimizing U-Net Architecture Using Differential Evolution for Brain Tumor Segmentation. - Shoffan Saifullah; Rafal Drezewski (ICCS (4), 2025)

Automatic Brain Tumor Segmentation: Advancing U-Net With ResNet50 Encoder for Precise Medical Image Analysis. - Shoffan Saifullah; Rafal Drezewski; Anton Yudhana; Andiko Putro Suryotomo (IEEE Access, 2025)

ViT-CB: Integrating hybrid Vision Transformer and CatBoost to enhanced brain tumor detection with SHAP. - Radius Tanone; Li-Hua Li; Shoffan Saifullah (Biomed. Signal Process. Control., 2025)

PSO-UNet: Particle Swarm-Optimized U-Net Framework for Precise Multimodal Brain Tumor Segmentation. - Shoffan Saifullah; Rafal Drezewski (CoRR, 2025)

Modified U-Net with attention gate for enhanced automated brain tumor segmentation. - Shoffan Saifullah; Rafal Drezewski; Anton Yudhana; Maciej Wielgosz; Wahyu Caesarendra (Neural Comput. Appl., 2025)