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An improved feed forward adaptive Active Noise Control (ANC) scheme is proposed by using Voice Activity Detector (VAD) and wiener filtering method. The 'speech-plus-noise' periods and 'noise-only' periods are separated using VAD and the unwanted noise is removed by adaptive filtering method. By using Speech Distortion Weighted-Multichannel Wiener Filtering(More)
A study of one hundred consecutive female burns (aged 15-40) admissions into the Department of Plastic Surgery, Madurai Medical College and Government Rajaji Hospital, Madurai revealed 70% to be suicidal, 25% accidental, 3% homicidal ad 2% non-classifiable in nature. The important causes were grouped under psychiatric disorders (23%) physical illness (15%),(More)
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