Search Results for author: Shoffan Saifullah

Found 6 papers, 0 papers with code

Comparative Analysis of Image Enhancement Techniques for Brain Tumor Segmentation: Contrast, Histogram, and Hybrid Approaches

no code implementations8 Apr 2024 Shoffan Saifullah, Andri Pranolo, Rafał Dreżewski

This study systematically investigates the impact of image enhancement techniques on Convolutional Neural Network (CNN)-based Brain Tumor Segmentation, focusing on Histogram Equalization (HE), Contrast Limited Adaptive Histogram Equalization (CLAHE), and their hybrid variations.

Brain Tumor Segmentation Image Enhancement +2

Comparison of Machine Learning for Sentiment Analysis in Detecting Anxiety Based on Social Media Data

no code implementations16 Jan 2021 Shoffan Saifullah, Yuli Fauziah, Agus Sasmito Aribowo

The results showed that the sentiment data amounted to 3889 and 973 in testing, and training with the greatest accuracy was the random forest with feature extraction of vectorization count and TF-IDF of 84. 99% and 82. 63%, respectively.

BIG-bench Machine Learning Sentiment Analysis

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