In this paper, Threshold Fitting Technology ( TFT ) was presented to subtract the baselines from the original signals and emendate the signals.

• 本文在充分利用小波函数的优良性能基础上,综合运用曲线拟合与阈值截断技术,首次提出了用于色谱信号基线校正的阈值拟合技术(TFT)。