1) negative spread
反向差幅;负差幅
2) negative separation
负幅度差
3) amplitude contrast
振幅反差
4) crosswise color difference
幅向色差
1.
However, thedevelopment of such machine has been handicapped by the factthat inside-to-outside and crosswise color difference oftenhappen during dyeing process.
但该机型在染色过程中容易产生内外色差和幅向色差,影响了经轴染色机的发展。
6) EVM
误差向量幅度
1.
The algorithm is verified by experiments and the modulator can produce digital modulation signals with good EVM(Error Vector Magnitude) and spectrum mask.
通过验证,所产生的调制信号具有良好的误差向量幅度(EVM)和频谱特征。
2.
The relationship between EVM and ACPR is derived in this paper.
推导了无线通信系统误差向量幅度(EVM)与邻道功率比(ACPR)指标的相互关系,得出了通过功放线性化改善ACPR使得系统EVM减小的结论。
补充资料：反差增强
又称对比度增强，是一种点处理方法，通过对像元亮度值（又称灰度级或灰度值）的变换来实现。是图像增强的常用方法之一
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条