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UPSI Digital Repository (UDRep)
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| Abstract : Perpustakaan Tuanku Bainun |
| The development of technologies for preventing drowsiness at the wheel is a major challenge in the_ field of accident avoidance systems. Preventing drowsiness during driving requires a method for_ accurately detecting a decline in driver alertness and a method for alerting and refreshing the_ driver. As a detection method, the authors have developed a system that uses image processing_ technology to analyse images of the road lane with a video camera integrated with steering wheel_ angle data collection from a car simulation system. The main contribution of this study is a novel_ algorithm_ for drowsiness detection and tracking, which is based on the incorporation of_ information from a road vision system and vehicle performance parameters. Refinement of the_ algorithm is more precisely detected the level of drowsiness by the implementation of a support_ vector machine classification for robust and accurate drowsiness warning system. The Support Vector_ Machine (SYM) classification technique diminished drowsiness level by using non intrusive systems,_ using standard equipment sensors, aim to reduce these road accidents caused by drowsiness drivers._ This detection system provides a non-contact technique for judging various levels of driver_ alertness and facilitates early detection of a decline in alertness during driving. The presented_ results are based on a selection of drowsiness database, which covers almost 60 hours of driving_ data collection measurements. All the parameters extracted from vehicle parameter data arc_ collected in a driving simulator. With all the features from a real vehicle, a SYM drowsiness_ detection model is constructed. After several improvements, the classification results showed a_ very good indication of drowsiness by using those systems. _ |
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