The first integrated model based on analyzing the PDE image denoising above is proposed, which remains the advantages of the TV denoising model and the fourth-order PDE denoising model and deposes their disadvantages. 推导出基于PDE图像去噪的综合模型一,它不仅有效地保留了TV去噪模型和四阶PDE去噪模型的优点,而且克服了它们的缺点。