常見(jiàn)例句雙語(yǔ)例句In this paper, a spread spectrum digital watermark based on Gaussian pyramid decomposition was proposed.提出了一種基于高斯金字塔分解的數(shù)字圖像擴(kuò)頻水印技術(shù)。But the Gaussian Pyramid used in Itti's model smoothes the image and the object's shape at the same time.改進(jìn)后的高斯金字塔的高斯核窗口能根據(jù)圖像的平坦?fàn)顩r，自適應(yīng)地改變窗口的方向、大小和形狀。Experimental results of SAR/Optical images fusion are given, which show that the proposed methods can obtain better fusion performance than traditional Gaussian-Laplacian pyramid algorithm.實(shí)驗(yàn)結(jié)果表明，改進(jìn)后的算法比傳統(tǒng)的高斯-拉普拉斯金字塔方法有更好的融合效果。 返回 gaussian pyramid