chennai an additional outgo of rs 30000 by alex andraper of icosta shipping when he bought his rs 30lakh truck last august might have prevented the collision it had with a kerala transport bus in tirupur last thursday that claimed the lives of 20 passengers looks like the accident has prompted truckmakers to consider safety systems more seriouslythe bharatbenz truck with registration number kl 07cs6325 had crashed through the median after the driver dozed off and hit the bus coming in the opposite direction the truck was not fitted with a driver safety monitoring system dsms that can detect driver fatigue and trigger an alarm the device an optional accessory with the truck includes a smart camera that reads facial patterns and differentiates between an eye blink and prolonged eye closure more than two seconds and sounds alertswe are considering making it part of the standard fitment in all trucks said satyakam arya md and ceo of daimler india commercial vehicles dicv which makes the bharatbenz range of trucks the small smart camera faces the driver and the dsm employs artificial intelligence and computer vision technologies to read facial patterns including eyes face head gaze and other natural cues based on this it will detect drowsiness or inattentiveness of the driver once it senses danger it gives sound and visual alertsthe visual system detects the human face and analyses different facial expressions and cues like eye closure abnormal blink frequency and headjerks to estimate the drivers attention level the system also generates warnings in case the driver is not looking straight ahead and in case of an obstructed camera alerts will also be sent to the fleet owner arya saidthe countrys second largest truck and bus maker ashok leyland said it was a dialogue with its buyers to make telematics a standard fitment in all its products we are working closely with state transport undertakings fleet operators and private institutions a company spokesperson said the companys proprietary ialert product identifies unsafe driving behaviours including harsh acceleration braking and cornering