Search Results for author: Alpay Medetalibeyoglu

Found 16 papers, 8 papers with code

Predicting Risk of Pulmonary Fibrosis Formation in PASC Patients

no code implementations15 May 2025 Wanying Dou, Gorkem Durak, Koushik Biswas, Ziliang Hong, Andrea Mia Bejar, Elif Keles, Kaan Akin, Sukru Mehmet Erturk, Alpay Medetalibeyoglu, Marc Sala, Alexander Misharin, Hatice Savas, Mary Salvatore, Sachin Jambawalikar, Drew Torigian, Jayaram K. Udupa, Ulas Bagci

We demonstrate the effectiveness of Grad-CAM visualization and radiomics-based feature analysis in providing clinically relevant insights for PASC-related lung fibrosis prediction.

A Reverse Mamba Attention Network for Pathological Liver Segmentation

1 code implementation23 Feb 2025 Jun Zeng, Debesh Jha, Ertugrul Aktas, Elif Keles, Alpay Medetalibeyoglu, Matthew Antalek, Robert Lewandowski, Daniela Ladner, Amir A. Borhani, Gorkem Durak, Ulas Bagci

The architecture's generalizability is further validated on the cancerous liver segmentation from CT scans (LiTS: Liver Tumor Segmentation dataset), yielding a Dice score of 92. 9% and mIoU of 88. 99%.

Computational Efficiency Liver Segmentation +4

Mortality Prediction of Pulmonary Embolism Patients with Deep Learning and XGBoost

no code implementations27 Nov 2024 Yalcin Tur, Vedat Cicek, Tufan Cinar, Elif Keles, Bradlay D. Allen, Hatice Savas, Gorkem Durak, Alpay Medetalibeyoglu, Ulas Bagci

Pulmonary Embolism (PE) is a serious cardiovascular condition that remains a leading cause of mortality and critical illness, underscoring the need for enhanced diagnostic strategies.

Diagnostic Mortality Prediction

Optimizing Synthetic Data for Enhanced Pancreatic Tumor Segmentation

1 code implementation27 Jul 2024 Linkai Peng, Zheyuan Zhang, Gorkem Durak, Frank H. Miller, Alpay Medetalibeyoglu, Michael B. Wallace, Ulas Bagci

Our findings demonstrate that: (1) strategically selecting a combination of synthetic tumor sizes is crucial for optimal segmentation outcomes, and (2) generating synthetic tumors with precise boundaries significantly improves model accuracy.

Data Augmentation Decision Making +4

Detection of Peri-Pancreatic Edema using Deep Learning and Radiomics Techniques

1 code implementation25 Apr 2024 Ziliang Hong, Debesh Jha, Koushik Biswas, Zheyuan Zhang, Yury Velichko, Cemal Yazici, Temel Tirkes, Amir Borhani, Baris Turkbey, Alpay Medetalibeyoglu, Gorkem Durak, Ulas Bagci

Identifying peri-pancreatic edema is a pivotal indicator for identifying disease progression and prognosis, emphasizing the critical need for accurate detection and assessment in pancreatitis diagnosis and management.

Deep Learning Diagnostic +2

Adaptive Smooth Activation for Improved Disease Diagnosis and Organ Segmentation from Radiology Scans

no code implementations29 Nov 2023 Koushik Biswas, Debesh Jha, Nikhil Kumar Tomar, Gorkem Durak, Alpay Medetalibeyoglu, Matthew Antalek, Yury Velichko, Daniela Ladner, Amir Bohrani, Ulas Bagci

We apply this new activation function to two important and commonly used general tasks in medical image analysis: automatic disease diagnosis and organ segmentation in CT and MRI.

Diagnostic image-classification +5

DiffBoost: Enhancing Medical Image Segmentation via Text-Guided Diffusion Model

1 code implementation19 Oct 2023 Zheyuan Zhang, Lanhong Yao, Bin Wang, Debesh Jha, Gorkem Durak, Elif Keles, Alpay Medetalibeyoglu, Ulas Bagci

We leverage recent diffusion probabilistic models to generate realistic and diverse synthetic medical image data that preserve the essential characteristics of the original medical images by incorporating edge information of objects to guide the synthesis process.

Data Augmentation Image Generation +4

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