Co Computat atio iona nal l Analy lysi sis s of f His - - PowerPoint PPT Presentation

Co Computat atio iona nal l Analy lysi sis s

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f His istoric rical l Texts ts

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Corpus us of Alci cide De Gasperi ri writings: ngs:

• collaboration with historians at ISIG, the

Italian-German Historical Institute, http://isig.fbk.eu

• interface designed* to help historians

searching, extracting and analyzing information within texts using NLP tools

*Thanks to our developer Giovanni Moretti :-)

Visualization based on metadata: date of publication Documents published in the selected year (1914) Documents published during the WW1 Timeline to select the period of interest

Visualization based on metadata: city of publication List of the 54 documents published in Trento during the WW1 Documents published in Trento during the WW1

Term Frequency search and retrieval Documents are pre-processed with an automatic part-of-speech tagger and a lemmatizer Documents published in 1914 containing the lemma “guerra”

Visualization of extracted keywords 2 visualizations of the first 20 keywords automatically extracted from the documents published in the period of interest Search suggestions based on the extracted keywords

Full text search Timeline to select the period of interest

Single document visualization 2 visualizations for keywords extracted from the document General sentiment (positive vs. negative)

• f the document

Automatic Named Entity Recognition

Te Tempora

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l Processing cessing for the Historical rical Domai ain not only spatial l analysis sis (GIS) but also tempora poral/event l/event analysis sis

• what

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ians?

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al relations

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can an automa

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tic system em work in a cr cross- docum cument ent per erspective? ective?

• what is the best visualiza

alizatio tion n strategy gy for storyl rylines? ines?