This is a paper discribing a fast matting method. It uses a large kernal matting laplacian. A KD-Tree trimap segmentation is also used to decide the size of the kernal.

[cruise_control_input_linearization] 车辆巡航自动控制，采用输入状态线性算法，车辆模型为非线性模型 [ACC] 基于CarSim与matlab联合仿真的自适应巡航系统(ACC) [Gauss_Laplacian_Pyramid] 图像高斯拉普拉斯金字塔(laplacian pyramid)并从金字塔重建原图，不含细节增强([cruise_control_input_linearization)