41. This can help to improve signal-to-noise ratio . 42. Detection requires a signal that exceeds the noise floor by at least the signal to noise ratio . 43. Signal-to-noise ratio might also be of help. 44. This is utilized in signal-to-noise ratio calculations. 45. This approach greatly improves the signal-to-noise ratio . 46. Thus reducing the signal to noise ratio and also the high frequency response of the subscriber line. 47. This involves determining the minimum signal to noise ratio ( SNR ) needed to support performance requirements. 48. This parameter affects the overall signal-to-noise ratio . 49. Try these two experiments to see how effective your own brain is in increasing your signal-to-noise ratio . 50. Negroponte continued, " is that the-signal-to-noise ratio will skyrocket in the absence of professional and collective judgments ."