看光谱曲线峰顶的颜色。
借助于不同的色散公式，运用单纯形法拟合测得的透过率光谱曲线，从而获得薄膜的光学常数和厚度。
Based on the dispersion equations, 'Downhill Simplex' method is utilized to measure the thickness and optical constants of thin film by fitting the curve of measured transmission spectrum.
它不但能绘制光谱曲线，而且可记录目标的空间信息。
It will not only draw the spectral curve, and can record spectrum information of each pixel of the image.
而光谱曲线量化指标如中心矩、分维数和信息熵等的效果较差，不适宜应用于检索。
The quantitative indexes for spectral curves such as moment, fractal and entropy are not suitable to retrieval because of poor similarity measure performance.
实验表明，根据光谱曲线形状差异和吸光度大小可以鉴别掺兑潲水油的花生油，并能定量检测。
The results indicated that peanut oil and hogwash oil could be distinguished by absorption spectra.
光谱微分方法是一种简单而有效的确定光谱曲线极值点波长位置的方法。
Spectral derivative is a simple and effective method to acquire the wavelengths of extremum points.
最后以脉冲氙灯的实测光谱曲线为例，证明该全自动测量系统在实际应用中的可行性。
Finally, giving measured curves of the pulsed xenon lamps as examples, it is shown that the full automatic measuring system is feasible in practical use.
植物的反射光谱曲线具有显著的特征。
经包络线去除后的土壤光谱反射率归一化到0～1.0之间，可快速有效地突出土壤光谱曲线吸收和反射特性。
After the continuum-removal, the reflectance is normalized to a range of 0-1.0. This enhances the soil absorption and reflection spectrum.
基于光谱曲线的相似性度量可以采用光谱角和光谱信息散度进行；
The spectral vector can be used to retrieval directly, and the spectral angle and spectral information divergence (SID) are (effective) in similarity measure.
本文对阿散酸的紫外分光光度的吸收光谱曲线、测定条件及影响因素进行了探讨。
The article attempted to research into the conditions and affecting factors concerning the determination of Arsanilic acid by way of ultra-violet spectrophotometry.
通过详细的野外调查工作，得到研究区地物光谱曲线的第一手资料，并建立单一地物光谱库。
With the help of the fieldwork, we gained a data spectral curve for the research region, and built up a single-surface material spectral library.
本文主要研究了光谱成像系统控制软件和数据处理与特征光谱曲线拟合软件的设计。
This thesis researches spectral imaging system's control software, data processing software and characteristics spectral curve fitting software design.
方法：用HPLCDAD联用色谱检测，借助HELP法解析，基于组分的色谱保留时间和光谱曲线进行定性，然后用总体积积分法定量。
METHODS: To carry out qualitative and quantitative analysis by means of HPLC DAD detection, heuristic evolving latent projections (HELP) resolution method and overall volume integration method.
方法：用HPLCDAD联用色谱检测，借助HELP法解析，基于组分的色谱保留时间和光谱曲线进行定性，然后用总体积积分法定量。
METHODS: To carry out qualitative and quantitative analysis by means of HPLC DAD detection, heuristic evolving latent projections (HELP) resolution method and overall volume integration method.
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