Democrat & Chronicle (Part of the USA Today Network): Is shot spotter reliable enough? Critics question human equation behind technology

For Rochester police, the gunfire detection system known as ShotSpotter has been a valuable tool, alerting them to possible shootings and speeding up the police response time.

But, more than that, the system — which tries to locate gunfire through audio sensors placed in high-crime areas in the city — has also become part of courtroom testimony, with prosecutors using the recordings as evidence to bolster their allegations of where and how many shots were fired in criminal incidents…