预校正

On the other hand, this kind of method need the emendation of specific air preheater which depresses the generality of the hot spots detection system.

另一方面，直接采用红外传感器进行温度检测的方法需要对具体空预器的发射率进行校正，减小了系统的通用性。

Background analysis of anomaly part consists of data partition, environmental correction, surface analysis. Anomaly analysis part consists of cluster analysis, factor analysis, correspondence analysis. Graph plotting part consists of histogram, cross section drawing, clustering spectral pattern, 2-dimensinoal factor scattergram.

其中数据预处理包括：网格化、生成等值线、数据检查、九点圆滑、滑动平均：异常背景分析包括：数据分区、环境校正、趋势面分析：异常分析包括：聚类分析、对应分析、因子分析；图形绘制包括：直方图、因子平面散点图、聚类谱系图、剖面图。

The obtained results a re compared with analytic solution and those from integral equation and other me ans. It is shown that the staggered grid finite difference method combined with the Biconjugate gradient iterative solver processed with divergence correction and incomplete Cholesky decomposition procedures can efficiently improve the three dimensional electromagnetic calculation with high accuracy and stability.

经与解析方法、积分方程等其他方法的计算结果对比表明，交错网格有限差分法结合散度校正和不完全乔累斯基分解预处理的双共轭梯度迭代方法进行正演计算，速度快、精度高、结果稳定，能适应三维复杂介质的数值模拟，为三维电磁反演奠定了基础。

To reduced to the complexity of chars segmentation, paper brought forward a series of pretreatment methods to the retrieved plate, including using line imitate method and angle detect method to correct the plate"s slope angle, using color projection method to eliminate conglutinative texture edge, and using bi-value image project method to eliminate plate"s rivets and frame.

为了减少字符识别的复杂程度，论文对字符的精确切分也提出了一系列有效的预处理方法，包括基于直线拟合与角度探测法的牌照水平及垂直倾斜校正、基于彩色投影法的牌照背景纹理过滤、基于二值投影阀值处理的非字符区域的剔除等。

The spectrum evolution of the femtosecond laser pulse in a three-level organic molecular medium 4, 4'-bis(dimethylamino stilbene is studied theoretically by solving the Maxwell-Bloch equations using an iterative predictor-corrector finite-difference time-domain method.

通过采用预估校正的时域有限差分法求解麦克斯韦-布洛赫方程，我们研究了飞秒激光脉冲在三能级有机分子(4， 4'-二甲氨基二苯乙烯分子)介质中传播时脉冲的频谱演化情况。

The spectrum evolution of the femtosecond laser pulse in a three-level organic molecular medium4,4'-bis(dimethylamino stilbene is studied theoretically by solving the Maxwell-Bloch equations using an iterative predictorcorrector finite-difference time-domain method.

通过采用预估校正的时域有限差分法求解麦克斯韦-布洛赫方程，我们研究了飞秒激光脉冲在三能级有机分子(4，4-二甲氨基二苯乙烯分子)介质中传播时脉冲的频谱演化情况。

So tranditional memoryless predistortion can not compensate memory nonlinear distortion of PA.

因此，无记忆预失真器不能校正放大器的记忆非线性失真。

This article systematically argues four methods for image segmentation– bimodal method, iterative algorithm, Otus method and Maximum Entrop.

纸币图像的预处理过程，包括纸币图像去噪、灰度化、图像分割、图像的校正等主要步骤。

The use of Digital image processing in this system is expatiated. Digital image denotation and pretreatment is recited, including disposing noise, emendating incline. Banknotes' histogram characteristic is analyzed.

阐述了数字图像处理在本系统中的应用，简要论述了数字图像的表示及预处理，包括图像的去噪声、倾斜校正，分析了纸币的灰度直方图特征。

The realigning process、normalizing process and smoothing process are the three most important steps.

头动校正处理、空间标准化处理和空间平滑处理是图像数据预处理中三个最重要的处理步骤。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。