基于耦合热传导-冰流模型的冰川钻孔温度重建的气候反演算法比较
孙欢, 王宁练, 张泉

Comparison of climate inversion algorithms for glacier borehole temperature reconstruction based on coupled heat conduction-ice flow model
Huan SUN, Ninglian WANG, Quan ZHANG
图3 测量值为θ1z时不同反演算法的相关结果[a0ambm初值为0(a)和1(b)时最小二乘法重建的冰面温度变化;Tikhonov正则化方法对应的L-曲线(c)和重建的冰面温度变化(0<α<0.01)(d);蒙特卡罗算法不同时刻冰面温度变化值的频数分布(e)、(f)]
Fig. 3 The reconstructed solutions be the least square method (a) and (b), Tikhonov regularization method (c) and (d), and Monte Carlo algorithm (e) and?(f) [(c) and (d): the L-curve and the reconstructed glacier surface temperature change with 0<α<0.01; the probability distributions of the past glacier surface temperatures at selected times using Monte Carlo algorithm, (e) and (f)]