Identifying Security Risks Using Auto-Tagging and Text Analytics

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Identifying Security Risks Using
Auto-Tagging & Text Analytics
Text Analytics Forum 2022
Joe Hilger and Sara Duane

ENTERPRISE KNOWLEDGE
Outline
EK at a Glance The Problem Our Approach Our Methodology
and Best
Practices
What You Will Lear...

⬢ 33 Years of Consulting Experience
⬢ Expert in Knowledge Management and
Knowledge Graph Technologies
⬢ Coauthor of Making...

10AREAS OF EXPERTISE
KM STRATEGY & DESIGN TAXONOMY & ONTOLOGY DESIGN
TECHNOLOGY SOLUTIONS AGILE, DESIGN THINKING, & FACILI...

ENTERPRISE KNOWLEDGE
The Problem

Problem Statement
At this federal research organization, researchers, proposal
authors, project managers, etc. all leverag...

How Common Tools Solve the Problem
A lot of tools or solutions would solve this by
looking for PII information through pat...

Our Solution
Teaching
Technology
Identify the terms, words, and categories of information that
suggest secure information....

What is a Taxonomy?
A taxonomy is a controlled vocabulary
used to describe or characterize explicit
concepts of informatio...

ENTERPRISE KNOWLEDGE
Our Approach

Building Our Understanding
Conduct focus
groups with staff who
are creators, holders,
or consumers of
content to ensure a
...

Building the Taxonomy
Study Area Geography Method of Measure
Environment Application Content Type
EK used the field of env...

Solution Architecture
Project Solution Architecture
EK leveraged two main tools for this
POC:
o PoolParty: Hosted the taxo...

Visualizing Tags
⬢ EK leveraged PoolParty’s
GraphSearch server to allow
the organization to visualize
the results of the a...

ENTERPRISE KNOWLEDGE
Our Methodology and
Best Practices

Designing a
Taxonomy for
Auto-Tagging

Design Best Practices
Remember Your End User: A Machine
Design requirements for a machine are different than for a taxonom...

Choosing a
Method

Auto-tagging: An advanced application of taxonomy in which terms are automatically
applied to content as tags through text...

AUTO-TAGGING WITH POOLPARTY
EXTRACTION
Auto-tagging is text extraction with
natural language processing (NLP) and
light ma...

Lemmatization and Stemming
Lemmatization reduces words to their common
base forms:
● am, are, is => be
● car, cars, car’s,...

AUTO-TAGGING WITH POOLPARTY
EXTRACTION
Scoring methods:
● Frequency - the more often a term appears in a document, the hig...

Fine-tuning

FINE-TUNING ITERATIVELY
● Blacklist
● Exact match
● Disambiguation
● Ontology
● Shadow concepts
● Corpus adjustment
● TF-I...

HOW TO ASSESS ACCURACY
GOLD STANDARD
ANECDOTAL
ACCURACY
F-SCORES AND IAA
(INTER ANNOTATOR
AGREEMENT)
How to Assess Accuracy

Q&A
Thank you for listening.
Questions?
JOE HILGER,
COO and Co-Founder of Enterprise
Knowledge
JHILGER@ENTERPRISE-KNOWLEDG...

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