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# Model Card for
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Our model focuses on Biomedical Named Entity Recognition (NER) in Spanish clinical texts, crucial for automated information extraction in medical research and treatment improvements.
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It proposes a novel approach using a Multi-Head Conditional Random Field (CRF) classifier to tackle multi-class NER tasks, overcoming challenges of overlapping entity instances.
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Classes: symptoms, procedures, diseases, chemicals, and proteins
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## Model Details
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### Model Description
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<!-- Provide a longer summary of what this model is. -->
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- **Developed by:** IEETA
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- **Shared by [optional]:** IEETA
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- **Model type:** Multi-Head-CRF, Roberta Base
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- **Language(s) (NLP):** Spanish
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- **License:** MIT
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- **Finetuned from model
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### Model Sources
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- **Repository:** https://github.com/ieeta-pt/Multi-Head-CR
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- **Paper:** [More Information Needed]
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## Uses
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## How to Get Started with the Model
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Please refer to our GitHub repository for more information on how to train the model and run inference
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## Training Details
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### Training Data
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The training data can be found on IEETA/SPACCC-Spanish-NER, which is further described on the dataset card.
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### Speeds, Sizes, Times [optional]
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The models were trained using an Nvidia Quadra RTX 8000. The models for 5 classes took approximately 1 hour to train and occupies around 1gb of disk space. Further this model shows linear complexity (+8 minutes) per entity class to classify.
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### Testing Data, Factors & Metrics
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#### Testing Data
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The testing data can be found on IEETA/SPACCC-Spanish-NER, which is further described on the dataset card.
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#### Metrics
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The models were evaluated using the F1 score metric, the standard for entity recognition tasks.
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### Results
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We provide 4
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| HLs per head | Augmentation | Percentage Tags | Augmentation Probability | F1 |
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|--------------|--------------|-----------------|--------------------------|--------|
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All models are trained with a context size of 32 for 60 epochs.
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#### Summary
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## Citation [optional]
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**BibTeX:**
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# Model Card for Biomedical Named Entity Recognition in Spanish Clinical Texts
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Our model focuses on Biomedical Named Entity Recognition (NER) in Spanish clinical texts, crucial for automated information extraction in medical research and treatment improvements. It proposes a novel approach using a Multi-Head Conditional Random Field (CRF) classifier to tackle multi-class NER tasks, overcoming challenges of overlapping entity instances. The classes it recognizes include symptoms, procedures, diseases, chemicals, and proteins.
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We provide 4 different, models, available as branches of this repository.
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## Model Details
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### Model Description
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- **Developed by:** IEETA
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- **Model type:** Multi-Head-CRF, Roberta Base
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- **Language(s) (NLP):** Spanish
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- **License:** MIT
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- **Finetuned from model:** lcampillos/roberta-es-clinical-trials-ner
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### Model Sources
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- **Repository:** [IEETA Multi-Head-CRF GitHub](https://github.com/ieeta-pt/Multi-Head-CRF)
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- **Paper:** Multi-head CRF classifier for biomedical multi-class Named Entity Recognition on Spanish clinical notes [Awaiting Publication]
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*Authors:*
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- Richard A A Jonker ([ORCID: 0000-0002-3806-6940](https://orcid.org/0000-0002-3806-6940))
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- Tiago Almeida ([ORCID: 0000-0002-4258-3350](https://orcid.org/0000-0002-4258-3350))
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- Rui Antunes ([ORCID: 0000-0003-3533-8872](https://orcid.org/0000-0003-3533-8872))
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- João R Almeida ([ORCID: 0000-0003-0729-2264](https://orcid.org/0000-0003-0729-2264))
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- Sérgio Matos ([ORCID: 0000-0003-1941-3983](https://orcid.org/0000-0003-1941-3983))
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## Uses
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## How to Get Started with the Model
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Please refer to our GitHub repository for more information on how to train the model and run inference: [IEETA Multi-Head-CRF GitHub](https://github.com/ieeta-pt/Multi-Head-CRF)
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## Training Details
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### Training Data
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The training data can be found on IEETA/SPACCC-Spanish-NER, which is further described on the dataset card.
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The dataset used consists of 4 seperate datasets:
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- [MedProcNer](https://zenodo.org/records/8224056)
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- [DisTEMIST](https://zenodo.org/records/7614764)
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- [PharmaCoNER](https://zenodo.org/records/4270158)
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- [SympTEMIST](https://zenodo.org/records/10635215)
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### Speeds, Sizes, Times
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The models were trained using an Nvidia Quadra RTX 8000. The models for 5 classes took approximately 1 hour to train and occupy around 1GB of disk space. Additionally, this model shows linear complexity (+8 minutes) per entity class to classify.
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### Testing Data, Factors & Metrics
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#### Testing Data
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The testing data can be found on IEETA/SPACCC-Spanish-NER, which is further described on the dataset card.
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#### Metrics
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The models were evaluated using the F1 score metric, the standard for entity recognition tasks.
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### Results
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We provide 4 separate models with various hyperparameter changes:
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| HLs per head | Augmentation | Percentage Tags | Augmentation Probability | F1 |
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|--------------|--------------|-----------------|--------------------------|--------|
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All models are trained with a context size of 32 for 60 epochs.
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## Citation
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**BibTeX:**
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[Awaiting Publication]
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