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Tagnet
Automatic text classification
and tags extraction
www.epi2.net
Tagnet API
• Tagnet is the state of the art API for
text classification, keywords and
concepts extraction.
2015-09-30
2
www.epi2.net
Key words extraction
• Tagnet extracts keywords (tags) from content;
• Named Entities (NE)
are automatically
annotated.
2015-09-30
3
www.epi2.net
Text classification
2015-09-30
4
• Tagnet uses tags organized into a graph structure
to classify content;
• Single generic thematic category (for example
„sport”, „beauty” or „moto”) is assigned to the
analyzed content;
• Desired thematic categories might be
customized;
• Overall accuracy of Tagnet is 87% -- so for each 10
pieces of content 8,7 are correctly classify.
www.epi2.net
Concepts discovery
2015-09-30
5
• Tagnet also returns concepts that describes
the main analyzed content;
• For example if some text has been classified as
„cuisine” the concepts might be „milk
products”, „deserts” or „meat dishes” etc.
• Concepts are subcategories of the main
discovered thematic category.
www.epi2.net
Graph of tags
2015-09-30
6
• Our technology uses
Linked Data to analyze,
categorize and
summarize your
content;
• We are able to
transform your
unstructured text data
into a graph of
interconnected and
meaningful concepts;
www.epi2.net 2015-09-30
7
Overall accuracy Average Recall Average Precision
87% 0,87 0,88
MAIN KPI’S OF TAGNET
www.epi2.net 2015-09-30
8
TAGNET WAS USED BY
www.epi2.net
Tagnet Demo
2015-09-30
9
• Tagnet demo is available at: http://tagnet.pro/
• For now demo works only in Polish and
supports 5 thematic categories: beauty,
cuisine, moto, sports, finances
• Our technology is customizable – we can use
yours historical data to create new graphs of
tags, new categories and new concepts, that
fits your content the best.
www.epi2.net
Thank You!Leszek Bukowski
leszek@epi2.net
2015-09-30
10

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Tagnet: the first Polish API for text classification