通过小波域系数平滑的微阵列去噪
信号处理
2018-08-01 v1
摘要
我们描述了一种从微阵列中去除方差未知噪声(在小波域)的新方法。该方法基于对最高子带系数的平滑。具体而言,我们将含噪微阵列分解为小波子带,在每个最高子带内应用平滑,并从修改后的小波系数重建微阵列。此过程仅应用一次,且专用于分解的第一层,即在大多数情况下无需多分辨率分析。去噪结果优于当前大多数在用方法。
引用
@article{arxiv.1807.11571,
title = {Microarrays denoising via smoothing of coefficients in wavelet domain},
author = {Mario Mastriani and Alberto. E. Giraldez},
journal= {arXiv preprint arXiv:1807.11571},
year = {2018}
}
备注
8 pages, 4 figures, 2 tables. arXiv admin note: text overlap with arXiv:1611.02302, arXiv:1607.03105; text overlap with arXiv:1212.0291 by other authors