Tag «CVSA»

“Voice Technology Has a Say When the Truth Counts”

Bill Bishop of the Eugene, Oregon Register-Guard reports. Excerpt: The mysterious murder of Cottage Grove resident Anita Cantu Lemmon in March brought sheriff’s investigators to their usual starting point: the next of kin. But this time they had a new investigative tool, a Computer Voice Stress Analyzer, or CVSA. Touted as the next generation lie …

Special Forces Reportedly Using CVSA in Iraq, Afghanistan

A report about Computer Voice Stress Analysis (CVSA) on the website of Central Ohio television station WBNS (“Tool Catches Fibbing Suspects”) concludes by mentioning that the Special Forces are using CVSA to interrogate suspected terrorists in Iraq and Afghanistan. The entire report is reproduced here: More and more police departments in Ohio are turning to …

CVSA Manufacturer Admits Device Cannot Detect Lies!

John Tuohy reports for the Indianapolis Star in an article titled, “Voice analyzers draw praise, flak.” Excerpt: Police departments across Indiana and the country are spending thousands of dollars apiece on a truth verification device that some scientists say doesn’t work. The Computer Voice Stress Analyzer, designed by a former Indianapolis Police Department officer, claims …

Mississippi: “Bill Would Ease Lie Detector Rules”

Geoff Pender reports for the Sun Herald: JACKSON – A bill before the House would more clearly give law enforcement officers permission to use the latest in “lie detector” technology. Many police departments in Mississippi, including Biloxi’s, already use computerized voice stress analysis equipment, instead of the older Polygraph machines, for hiring interviews and questioning …

Canada: “Cops Praise New Lie-Detector”

Ajay Bhardwaj reports for the Edmonton Sun. Cops and the City of Camrose are lauding a new lie-detector-type tool even though critics say it gives police the power to intimidate people accused of committing crimes. The computer voice-stress analyser (CVSA), which purports to pick up tremors in the voice when a person is lying, is …

Canada: “Lie Detector ‘Useful Interrogation Prop'”

Canada.com reports: VANCOUVER (CP) – Lie detector technology less costly than controversial polygraphs is catching on among smaller Canadian police forces, scaring some doctors who say it’s even less reliable. The computerized voice stress analyser (CVSA), which purports to pick up tremors in the voice when a person is lying, “isn’t more than 50 per …

“Computer Voice Stress Analysis Test, Lie-Detector Tests Come Under Question”

Mark Dadigan reports for the Vero Beach Press Journal. Excerpt: The pace of your heartbeats quickens, your breaths deepen and beads of sweat slide down your skin. According to some law-enforcement circles, you’ve probably just lied. Since the 1930s, polygraphs, or lie-detector tests, which theoretically link physiological changes to honesty, have been used as investigative …

“Case Underscores Pitfalls of Voice Analysis”

Staff writer Steven Mayer of the Bakersfield Californian reports. Excerpt: When Escondido police questioned 14-year-old Michael Crowe in the days following the 1998 stabbing death of his 12-year-old sister, investigators used a Computer Voice Stress Analyzer during the interrogation. The analyzer — a lie detector of sorts used by an estimated 1,300 police agencies in …