nlp/README.md
2021-03-26 10:01:51 +01:00

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# NLP - Natural Language Processing
This software implements a heavily parallelized pipeline for Natural Language Processing of text files. It is used for nopaque's NLP service but you can also use it standalone, for that purpose a convenient wrapper script is provided.
## Software used in this pipeline implementation
- Official Debian Docker image (buster-slim) and programs from its free repositories: https://hub.docker.com/_/debian
- pyFlow (1.1.20): https://github.com/Illumina/pyflow/releases/tag/v1.1.20
- spaCy (3.0.5): https://github.com/tesseract-ocr/tesseract/releases/tag/4.1.1
- spaCy medium sized models (3.0.0):
- https://github.com/explosion/spacy-models/releases/tag/de_core_news_md-3.0.0
- https://github.com/explosion/spacy-models/releases/tag/en_core_web_md-3.0.0
- https://github.com/explosion/spacy-models/releases/tag/it_core_news_md-3.0.0
- https://github.com/explosion/spacy-models/releases/tag/nl_core_news_md-3.0.0
- https://github.com/explosion/spacy-models/releases/tag/pl_core_news_md-3.0.0
- https://github.com/explosion/spacy-models/releases/tag/zh_core_web_md-3.0.0
## Use this image
1. Create input and output directories for the pipeline.
``` bash
mkdir -p /<my_data_location>/input /<my_data_location>/output
```
2. Place your text files inside `/<my_data_location>/input`. Files should all contain text of the same language.
3. Start the pipeline process. Check the pipeline help (`nlp --help`) for more details.
```
# Option one: Use the wrapper script
## Install the wrapper script (only on first run). Get it from https://gitlab.ub.uni-bielefeld.de/sfb1288inf/nlp/-/raw/1.0.0/wrapper/nlp, make it executeable and add it to your ${PATH}
cd /<my_data_location>
nlp -i input -l <language_code> -o output <optional_pipeline_arguments>
# Option two: Classic Docker style
docker run \
--rm \
-it \
-u $(id -u $USER):$(id -g $USER) \
-v /<my_data_location>/input:/input \
-v /<my_data_location>/output:/output \
gitlab.ub.uni-bielefeld.de:4567/sfb1288inf/nlp:1.0.0 \
-i /input \
-l <language_code>
-o /output \
<optional_pipeline_arguments>
```
4. Check your results in the `/<my_data_location>/output` directory.