00876caa a2200157   4500008004100000022001400041100001600055245008300071260000900154300001400163490002200177520033500199653009900534700002100633773006400654210629s9999    xx            000 0 und d  a2229-5518  aApoorva A,  0aALGORITHMS FOR THE ENHANCEMENT OFSPEECH SIGNAL RECORDED IN ADVERSE CONDIT IONS  c2016  a1018-1023  vVolume 7  Issue 7  aThe performance of a system can have negative effect by the influence of ecological noise, speech distortions, noise induced by microphones, limited frequency bandwidth etc. In this paper various noise reduction algorith ms are studied and implemented in MATLAB and performance of each algorithm is evaluated on the basis of SNR.   aAdaptive Spectral subtraction, Kalman , Noise reduction, NLMS , RLS, SNR, Spectral Subtraction  aAjish K. Abraham  aInternational Journal for Scientific & Engineering Research