Search Results for author: Frank Kramer

Found 16 papers, 12 papers with code

Towards Automated COVID-19 Presence and Severity Classification

no code implementations15 May 2023 Dominik Müller, Niklas Schröter, Silvan Mertes, Fabio Hellmann, Miriam Elia, Wolfgang Reif, Bernhard Bauer, Elisabeth André, Frank Kramer

COVID-19 presence classification and severity prediction via (3D) thorax computed tomography scans have become important tasks in recent times.

Classification Ensemble Learning +2

Annotated Dataset Creation through General Purpose Language Models for non-English Medical NLP

1 code implementation30 Aug 2022 Johann Frei, Frank Kramer

Obtaining text datasets with semantic annotations is an effortful process, yet crucial for supervised training in natural language processsing (NLP).

NER

GERNERMED++: Transfer Learning in German Medical NLP

1 code implementation29 Jun 2022 Johann Frei, Ludwig Frei-Stuber, Frank Kramer

We present a statistical model for German medical natural language processing trained for named entity recognition (NER) as an open, publicly available model.

Machine Translation named-entity-recognition +4

Nucleus Segmentation and Analysis in Breast Cancer with the MIScnn Framework

2 code implementations16 Jun 2022 Adrian Pfleiderer, Dominik Müller, Frank Kramer

The NuCLS dataset contains over 220. 000 annotations of cell nuclei in breast cancers.

Towards a Guideline for Evaluation Metrics in Medical Image Segmentation

1 code implementation10 Feb 2022 Dominik Müller, Iñaki Soto-Rey, Frank Kramer

In the last decade, research on artificial intelligence has seen rapid growth with deep learning models, especially in the field of medical image segmentation.

Image Segmentation Medical Image Segmentation +3

An Analysis on Ensemble Learning optimized Medical Image Classification with Deep Convolutional Neural Networks

1 code implementation27 Jan 2022 Dominik Müller, Iñaki Soto-Rey, Frank Kramer

However, it is still an open question to what extent as well as which ensemble learning strategies are beneficial in deep learning based medical image classification pipelines.

Ensemble Learning Image Augmentation +3

MISeval: a Metric Library for Medical Image Segmentation Evaluation

1 code implementation23 Jan 2022 Dominik Müller, Dennis Hartmann, Philip Meyer, Florian Auer, Iñaki Soto-Rey, Frank Kramer

Thus, we propose our open-source publicly available Python package MISeval: a metric library for Medical Image Segmentation Evaluation.

Image Segmentation Medical Image Segmentation +2

Classification of Viral Pneumonia X-ray Images with the Aucmedi Framework

no code implementations3 Oct 2021 Pia Schneider, Dominik Müller, Frank Kramer

Evaluation metrics (Classification-Report, macro f1-scores, Confusion-Matrices, ROC-Curves) of the individual folds and the ensembles show that the classifier works well.

Explainable artificial intelligence Explainable Artificial Intelligence (XAI)

GERNERMED -- An Open German Medical NER Model

1 code implementation24 Sep 2021 Johann Frei, Frank Kramer

The current state of adoption of well-structured electronic health records and integration of digital methods for storing medical patient data in structured formats can often considered as inferior compared to the use of traditional, unstructured text based patient data documentation.

Machine Translation named-entity-recognition +5

Assessing the Role of Random Forests in Medical Image Segmentation

no code implementations30 Mar 2021 Dennis Hartmann, Dominik Müller, Iñaki Soto-Rey, Frank Kramer

Our results indicate that random forest approaches are a good alternative to deep convolutional neural networks and, thus, allow the usage of medical image segmentation without a GPU.

Image Segmentation Medical Image Segmentation +2

Automated Chest CT Image Segmentation of COVID-19 Lung Infection based on 3D U-Net

2 code implementations24 Jun 2020 Dominik Müller, Iñaki Soto Rey, Frank Kramer

To address this problem, we propose an innovative automated segmentation pipeline for COVID-19 infected regions, which is able to handle small datasets by utilization as variant databases.

Data Augmentation Image Segmentation +2

MIScnn: A Framework for Medical Image Segmentation with Convolutional Neural Networks and Deep Learning

2 code implementations21 Oct 2019 Dominik Müller, Frank Kramer

The increased availability and usage of modern medical imaging induced a strong need for automatic medical image segmentation.

Data Augmentation Image Segmentation +3

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