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Explaining Semantic Search:Achieving Warp Speed

Eugene S. ReyesFederal Solutions Engineer

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Who Am I?

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15+ Years: Department of Defense and Intelligence Community

Multiple Applied Research & Development (R&D) Offices

Semantic Search emphasis10+ years of experience with Latent Semantic Indexing (LSI)

HLTCon 2018“Rapid Triage and Exploitation of Digital Media: Breaking the Warp Barrier”

Life-long Trekkie #LLAP

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Illustration of a needle stack. From FritsAhlefeldt.com by Frits Ahlefeldt (2011, May 16). Retrieved from https://www.flickr.com/photos/hikingartist/5726834411.

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Boolean/Keyword Search

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Hammer

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Boolean/Keyword Search

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nuclear AND weapon

nuclear AND (weapon OR bomb)

“nuclear weapon” OR “nuclear bomb”

((nuclear OR thermonuclear) AND (weapon OR warhead OR bomb)) OR ((atom OR atomic OR fission OR fusion OR hydrogen) AND bomb) OR nuke OR a-bomb)

((nuclear OR thermonuclear) AND (weapon OR warhead OR bomb)) OR ((atom OR atomic OR fission OR fusion OR hydrogen) AND bomb) OR nuke OR a-bomb) NEAR (plutonium OR uranium)

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Semantic SearchExtremely viable in Intelligence and Legal Discovery

Successes:1. Topic Exploration2. Detecting Coverage Gaps

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Semantic SearchHow to trust output?

How to explain answer?

Math class:Show Your Work!!!

Star Trek VI:“...ionized gas” + “...gaseous anomalies…” → “Tailpipe”

HLT / NLP ...

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Basis Rosette

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Basis Rosette

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Language Identification+

Sentence Identification+

Entity Recognition+

Similar Terms+

Semantic Vectors / Similarity=

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Basis Semantic Studio

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Similar Terms

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Similar Terms

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Similar Terms

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Similar Terms

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Mueller Report

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As set forth in detail in this report, the Special Counsel’s investigation established thatRussia interfered in the 2016 presidential election principally through two operations.

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Mueller Report

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First, a Russian entity carried out a social media campaign that favored presidential candidate Donald J. Trump and disparaged presidential candidate Hillary Clinton.

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Constitution & Trump-Ukraine Impeachment

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Shall any man be above Justice? Above all shall that man be above it, who can commit the most extensive injustice?

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Constitution & Trump-Ukraine Impeachment

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Given the proximate threat of further presidential attempts to solicit foreign interference in our next election, we cannot wait to make a referral until our efforts to obtain additional testimony and documents wind their way through the courts.

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Voice of America & RT

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Voice of America & RTПубликация подобных отчётов — часть политической кампании по созданию в умах рядовых граждан убеждённости, что у России и Ирана действительно есть мощные группы специалистов, способных вмешаться в выборы или совершить другие противоправные действия не в интересах США

The publication of such reports is part of a political campaign to create in the minds of ordinary citizens the conviction that Russia and Iran really have powerful groups of specialists capable of interfering in elections or commit other illegal actions not in the interests of the United States.

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Questions?

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Thank you!

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Eugene S. ReyesFederal Solutions Engineerereyes@basistech.com