Search Results for author: Serdar Bozdag

Found 7 papers, 3 papers with code

DyGSSM: Multi-view Dynamic Graph Embeddings with State Space Model Gradient Update

no code implementations13 May 2025 Bizhan Alipour Pijan, Serdar Bozdag

Existing methods primarily capture only local or global structures of each node within a snapshot using message-passing and random walk-based methods.

Graph Representation Learning Meta-Learning

CAAT-EHR: Cross-Attentional Autoregressive Transformer for Multimodal Electronic Health Record Embeddings

1 code implementation31 Jan 2025 Mohammad Al Olaimat, Serdar Bozdag

Electronic health records (EHRs) provide a comprehensive source of longitudinal patient data, encompassing structured modalities such as laboratory results, imaging data, and vital signs, and unstructured clinical notes.

Feature Engineering

Longitudinal Ensemble Integration for sequential classification with multimodal data

no code implementations8 Nov 2024 Aviad Susman, Repack Krishnamurthy, Richard Yan Chak Li, Mohammad Olaimat, Serdar Bozdag, Bino Varghese, Nasim Sheikh-Bahei, Gaurav Pandey

In this study, we developed multiple configurations of a novel multimodal and longitudinal learning framework, Longitudinal Ensemble Integration (LEI), for sequential classification.

Classification

IGCN: Integrative Graph Convolution Networks for patient level insights and biomarker discovery in multi-omics integration

1 code implementation31 Jan 2024 Cagri Ozdemir, Mohammad Al Olaimat, Yashu Vashishath, Serdar Bozdag, Alzheimer's Disease Neuroimaging Initiative

To shed light on personalized medicine and unravel previously unknown characteristics within integrative analysis of multi-omics data, we introduce a novel integrative neural network approach for cancer molecular subtype and biomedical classification applications, named Integrative Graph Convolutional Networks (IGCN).

Node Classification

TA-RNN: an Attention-based Time-aware Recurrent Neural Network Architecture for Electronic Health Records

no code implementations26 Jan 2024 Mohammad Al Olaimat, Serdar Bozdag

For interpretability, we propose employing a dual-level attention mechanism that operates between visits and features within each visit.

Mortality Prediction

GRAF: Graph Attention-aware Fusion Networks

1 code implementation29 Mar 2023 Ziynet Nesibe Kesimoglu, Serdar Bozdag

Finally, GRAF utilizes Graph Convolutional Network (GCN) on the fused network and incorporates node features on graph-structured data for a node classification or a similar downstream task.

Graph Attention Graph Neural Network +1

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