activity
20222025
most citedDiffusion-based Time Series Imputation and Forecasting with Structured State Space Models

67 citations · 101 across the 16 of their papers we have counts for

collaborators

16 papers

eess.SP2025

Towards actionable hypotension prediction -- predicting catecholamine therapy initiation in the intensive care unit

Richard Koebe, Noah Saibel, Juan Miguel Lopez Alcaraz +2

Hypotension in critically ill ICU patients is common and life-threatening. Escalation to catecholamine therapy marks a key management step, with both undertreatment and overtreatme…

cs.CL2025

ECG-LLM -- training and evaluation of domain-specific large language models for electrocardiography

Lara Ahrens, Wilhelm Haverkamp, Nils Strodthoff

Domain-adapted open-weight large language models (LLMs) offer promising healthcare applications, from queryable knowledge bases to multimodal assistants, with the crucial advantage…

eess.SP2025

Predicting Chest Radiograph Findings from Electrocardiograms Using Interpretable Machine Learning

Julia Matejas, Olaf Żurawski, Nils Strodthoff +1

Purpose: Chest X-rays are essential for diagnosing pulmonary conditions, but limited access in resource-constrained settings can delay timely diagnosis. Electrocardiograms (ECGs),…

eess.SP2025

Benchmarking ECG FMs: A Reality Check Across Clinical Tasks

M A Al-Masud, Juan Miguel Lopez Alcaraz, Nils Strodthoff

The 12-lead electrocardiogram (ECG) is a long-standing diagnostic tool. Yet machine learning for ECG interpretation remains fragmented, often limited to narrow tasks or datasets. F…

eess.SP2025★ 2 cited

Explainable and externally validated machine learning for neurocognitive diagnosis via electrocardiograms

Juan Miguel Lopez Alcaraz, Ebenezer Oloyede, David Taylor +2

Background: Electrocardiogram (ECG) analysis has emerged as a promising tool for detecting physiological changes linked to non-cardiac disorders. Given the close connection between…

eess.SP2024★ 4 cited

Explainable machine learning for neoplasms diagnosis via electrocardiograms: an externally validated study

Juan Miguel Lopez Alcaraz, Wilhelm Haverkamp, Nils Strodthoff

Background: Neoplasms are a major cause of mortality globally, where early diagnosis is essential for improving outcomes. Current diagnostic methods are often invasive, expensive,…

cs.LG2024★ 8 cited

Electrocardiogram-based diagnosis of liver diseases: an externally validated and explainable machine learning approach

Juan Miguel Lopez Alcaraz, Wilhelm Haverkamp, Nils Strodthoff

Background: Liver diseases present a significant global health challenge and often require costly, invasive diagnostics. Electrocardiography (ECG), a widely available and non-invas…

eess.SP2024

Abnormality Prediction and Forecasting of Laboratory Values from Electrocardiogram Signals Using Multimodal Deep Learning

Juan Miguel Lopez Alcaraz, Nils Strodthoff

This study investigates the feasibility of using electrocardiogram (ECG) data combined with basic patient metadata to estimate and monitor prompt laboratory abnormalities. We use t…

eess.SP2024

Estimation of Cardiac and Non-cardiac Diagnosis from Electrocardiogram Features

Juan Miguel Lopez Alcaraz, Nils Strodthoff

Ensuring timely and accurate diagnosis of medical conditions is paramount for effective patient care. Electrocardiogram (ECG) signals are fundamental for evaluating a patient's car…

eess.SP2024

CardioLab: Laboratory Values Estimation from Electrocardiogram Features - An Exploratory Study

Juan Miguel Lopez Alcaraz, Nils Strodthoff

Laboratory value represents a cornerstone of medical diagnostics, but suffers from slow turnaround times, and high costs and only provides information about a single point in time.…

cs.LG2024★ 13 cited

Enhancing clinical decision support with physiological waveforms -- a multimodal benchmark in emergency care

Juan Miguel Lopez Alcaraz, Hjalmar Bouma, Nils Strodthoff

Background: AI-driven prediction algorithms have the potential to enhance emergency medicine by enabling rapid and accurate decision-making regarding patient status and potential d…

cs.LG2024★ 2 cited

Explaining Time Series Classification Predictions via Causal Attributions

Juan Miguel Lopez Alcaraz, Nils Strodthoff

Despite the excelling performance of machine learning models, understanding their decisions remains a long-standing goal. Although commonly used attribution methods from explainabl…

eess.SP2023

Prospects for AI-Enhanced ECG as a Unified Screening Tool for Cardiac and Non-Cardiac Conditions -- An Explorative Study in Emergency Care

Nils Strodthoff, Juan Miguel Lopez Alcaraz, Wilhelm Haverkamp

Current deep learning algorithms designed for automatic ECG analysis have exhibited notable accuracy. However, akin to traditional electrocardiography, they tend to be narrowly foc…

eess.SP2023★ 2 cited

Using explainable AI to investigate electrocardiogram changes during healthy aging -- from expert features to raw signals

Gabriel Ott, Yannik Schaubelt, Juan Miguel Lopez Alcaraz +2

Cardiovascular diseases remain the leading global cause of mortality. Age is an important covariate whose effect is most easily investigated in a healthy cohort to properly disting…

eess.SP2023★ 3 cited

Diffusion-based Conditional ECG Generation with Structured State Space Models

Juan Miguel Lopez Alcaraz, Nils Strodthoff

Synthetic data generation is a promising solution to address privacy issues with the distribution of sensitive health data. Recently, diffusion models have set new standards for ge…

cs.LG2022★ 67 cited

Diffusion-based Time Series Imputation and Forecasting with Structured State Space Models

Juan Miguel Lopez Alcaraz, Nils Strodthoff

The imputation of missing values represents a significant obstacle for many real-world data analysis pipelines. Here, we focus on time series data and put forward SSSD, an imputati…