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BRAIN FINGERPRINTINGBRAIN FINGERPRINTING

PRSENTED BYPRSENTED BYTANMAYI PRIYADARSHINI M.STANMAYI PRIYADARSHINI M.S 8TH SEM8TH SEM ECEECE

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CCONTENTSONTENTS

1.1. IntroductionIntroduction2.2. What is Brain FingerprintingWhat is Brain Fingerprinting3.3. TerminologiesTerminologies4.4. WorkingWorking5.5. PhasesPhases6.6. Comparison with other TechnologiesComparison with other Technologies7.7. ApplicationsApplications8.8. AdvantagesAdvantages9.9. ConclusionConclusion

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INTRODUCTIONINTRODUCTION

• Invented By Dr Lawrence A. Farwell.Invented By Dr Lawrence A. Farwell.

• It’s a patented technique of proven accuracy in US It’s a patented technique of proven accuracy in US

government tests.government tests.

• Ruled Admissible in one US CourtRuled Admissible in one US Court as scientific as scientific

evidence.evidence.

• It has a record of 99.9% Accuracy. It has a record of 99.9% Accuracy.

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WHAT IS BRAIN FINGERPRINTINGWHAT IS BRAIN FINGERPRINTING

► "Brain Fingerprinting" is a controversial forensic science. "Brain Fingerprinting" is a controversial forensic science.

► Brain Fingerprinting is considered a type of Guilty Knowledge Brain Fingerprinting is considered a type of Guilty Knowledge

test.test.

► Existing (polygraph) procedures for assessing the validity of a Existing (polygraph) procedures for assessing the validity of a

suspect's "guilty" knowledge rely on measurement of autonomic suspect's "guilty" knowledge rely on measurement of autonomic

arousal. arousal.

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Terminologies

► EEG EEG

► Neuron activity chargeNeuron activity charge

► P3 or P300 responseP3 or P300 response

► ERPERP

► MEMERMEMER

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WorkingWorking

► Words or pictures relevant to a crime are flashed on a Words or pictures relevant to a crime are flashed on a

computer screen, along with other, irrelevant words or computer screen, along with other, irrelevant words or

pictures. pictures.

► The person to be tested wears a special headband with The person to be tested wears a special headband with

electronic sensors that measure the electroencephalography electronic sensors that measure the electroencephalography

from several locations on the scalp. from several locations on the scalp.

► The technique uses The technique uses P300 .

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Contd….Contd….► The system does not require the tester to issue verbal The system does not require the tester to issue verbal

responses to questions or stimuli.responses to questions or stimuli.

► Brain fingerprinting uses cognitive brain responses.Brain fingerprinting uses cognitive brain responses.

► The subject views stimuli consisting of words, phrases, or The subject views stimuli consisting of words, phrases, or

pictures presented on a computer screen. pictures presented on a computer screen.

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Types of stimuliTypes of stimuli

1) “irrelevant” 1) “irrelevant”

2) “target”2) “target”

3) “probe”3) “probe”

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NOT GUILTY NOT GUILTY GUILTY GUILTY

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Four PhasesFour Phases

► Brain Fingerprinting Crime Scene Evidence CollectionBrain Fingerprinting Crime Scene Evidence Collection

► Brain Fingerprinting Brain Evidence CollectionBrain Fingerprinting Brain Evidence Collection

► Brain Fingerprinting Computer Evidence AnalysisBrain Fingerprinting Computer Evidence Analysis

► Brain Fingerprinting Scientific ResultBrain Fingerprinting Scientific Result

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Brain FingerprintingBrain Fingerprinting

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Comparison with other technologiesComparison with other technologies

DNA TechnologyDNA Technology

► Conventional fingerprinting and DNA match physical evidence Conventional fingerprinting and DNA match physical evidence

from a crime scene with evidence on the person of the from a crime scene with evidence on the person of the

perpetrator.perpetrator.

► The chemical structure of everyone's DNA is the same. The only The chemical structure of everyone's DNA is the same. The only

difference between people (or any animal) is the order of the difference between people (or any animal) is the order of the

base pairs. There are so many millions of base pairs in each base pairs. There are so many millions of base pairs in each

person's DNA that every person has a different sequence.person's DNA that every person has a different sequence.

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Contd…Contd…

Polygraph TechniquePolygraph Technique

► polygraph (lie detector) machine records several different body polygraph (lie detector) machine records several different body

responses simultaneously as the individual is questioned. responses simultaneously as the individual is questioned.

► polygraph machine records changes in breathing, blood pressure, polygraph machine records changes in breathing, blood pressure,

pulse and perspiration.pulse and perspiration.

► A lie should cause a certain amount of stress that produces A lie should cause a certain amount of stress that produces

changes in several involuntary physiological reactions changes in several involuntary physiological reactions

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AdvantagesAdvantages

► Identify crime perpetrators quickly and scientifically; Identify crime perpetrators quickly and scientifically; ► Record of 99.9 % accuracy; Record of 99.9 % accuracy; ► Confirm innocence, clear the falsely accused, and the Confirm innocence, clear the falsely accused, and the

falsely convicted; falsely convicted; ► Identify terrorists and members of gangs, criminal and Identify terrorists and members of gangs, criminal and

intelligence organizations; intelligence organizations; ► Reduce costs and complexities. Provide a Reduce costs and complexities. Provide a

straightforward, scientific method of distinguishing straightforward, scientific method of distinguishing between perpetrators and innocent suspects. between perpetrators and innocent suspects.

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ApplicationsApplications

► Counter terrorism:Counter terrorism: provides an accurate, provides an accurate, economical and timely solution to the central economical and timely solution to the central problem in the fight against terrorism. problem in the fight against terrorism.

► Criminal justice:Criminal justice: able to dramatically reduce the able to dramatically reduce the costs associated with investigating and prosecuting costs associated with investigating and prosecuting innocent people and allow law enforcement innocent people and allow law enforcement professionals to concentrate on suspects who have professionals to concentrate on suspects who have verifiable, detailed knowledge of the crimes. verifiable, detailed knowledge of the crimes.

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Contd..Contd..

► Medical:Medical: ‘Brain Fingerprinting’ is the patented technology that ‘Brain Fingerprinting’ is the patented technology that can measure objectively, for the first time, how memory and can measure objectively, for the first time, how memory and cognitive functioning of Alzheimer sufferers are affected by cognitive functioning of Alzheimer sufferers are affected by medications. medications.

► AdvertisingAdvertising:: Brain Fingerprinting Laboratories will offer Brain Fingerprinting Laboratories will offer significant advances in measuring campaign and media significant advances in measuring campaign and media effectiveness. effectiveness.

► The insurance industryThe insurance industry:: Brain Fingerprinting Brain Fingerprinting Laboratories will be able to help reduce the incidence of Laboratories will be able to help reduce the incidence of insurance fraud by determining if an individual has knowledge of insurance fraud by determining if an individual has knowledge of fraudulent or criminal acts fraudulent or criminal acts

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ConclusionConclusion

Brain Fingerprinting is a revolutionary new scientific technology Brain Fingerprinting is a revolutionary new scientific technology

for solving crimes, identifying perpetrators, and exonerating for solving crimes, identifying perpetrators, and exonerating

innocent suspects, with a record of 100% accuracy in research innocent suspects, with a record of 100% accuracy in research

with US government agencies, actual criminal cases, and other with US government agencies, actual criminal cases, and other

applications. The technology fulfills an urgent need for applications. The technology fulfills an urgent need for

governments, law enforcement agencies, corporations, governments, law enforcement agencies, corporations,

investigators, crime victims, and falsely accused, innocent investigators, crime victims, and falsely accused, innocent

suspects.suspects.

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ReferencesReferences

► http://www.nightwithafuturist.com

► http://brainwavescience.com http://brainwavescience.com

► http://news.nationalgeographic.com/news/http://news.nationalgeographic.com/news/

2001/07/0705_wirelies.html2001/07/0705_wirelies.html

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