光谱编码
- 网络spectral encoding
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提出了新颖的光谱编码全光模数转换方案。利用级联两臂差倍增非对称M-Z调制器的可调谐滤波特性,将模拟电压与其峰值透射波长建立起线性关系。
A novel approach to realize spectral encoding is presented , using the tunable filtering characteristic of cascaded unbalanced M-Z modulators with doubling path imbalances . Different amplitudes of electrical analog signal will be linearly converted to different transmitted peak wavelengths of the cascaded modulators .
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码板位置误差对光谱编码测量的影响
The Effect of Mask Position Error on Spectral Encoding Measurement
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该差分应变传感方案可避免外界环境温度场的影响,并且适用于光谱编码复用(SCM)系统。
The proposed differential strain sensor is temperature insensitive and can be used for spectrally coded multiplexing ( SCM ) system . 5 .
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光谱编码模数转换器&分析与设计
Optical - spectrum - encoded ADC & Analysis and Design
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弱辐射光谱编码测量技术的研究
Measuring technique or weak radiation spectrum
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研究表明:对于时间编码系统和光谱编码系统,编解码器的误差都将引起系统信噪比的损失而导致误码率上升;
The research results indicated that for both the optical spectrum encoding system and the time encoding system , the errors of encoder / decoder will cause the degradation of SNR and increase of BER ;
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在介绍光谱编码匹配,光谱角度匹配、光谱相关性匹配等经典光谱匹配算法的基础上,提出了利用光谱曲线波峰波谷信息编码的光谱匹配新算法。
On the basis of the classic spectral matching algorithm introduce including spectral encoding matching , spectral angel matching and spectral correlation matching , we put - forward a new matching algorithm by coring the information of the spectral curve peaks and valleys .
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针对光谱相位编码光码分多址系统(OCDMA)的信息侦听技术进行了研究。
The information eavesdropping techniques of spectral phase-coded OCDMA system were investigated .
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将20种光谱自编码微球与20种不同物种的免疫球蛋白和血清样品一一对映包被,然后将其全部混合在一起,进行多样品混合ELISA筛选。
Twenty samples are coated on 20 different optical self-encoding microbeads respectively . All beads were mixed after coating and washing for multi-samples ELISA mix-screening .
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光谱幅度编码OCDMA系统研究
Performance research of spectrum encoding OCDMA system
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其异硫氰酸荧光素(FITC)荧光标记抗体筛选灵敏度可达体积稀释比1∶2000。采用氩离子激光扫描荧光成像技术,成功实现了基于光谱自编码微球的多样品免疫荧光混合筛选和荧光成像。
The volume dilution rate of FITC assay in screening can reach 1 ∶ 2000.Applying Ar ~ + - laser fluorescence scan-imaging technology , immunofluorescence mix-screening of multi-samples and fluorescence imaging based on optical self-encoding microbeads was realized successfully .
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为了评估抗三种噪声性能,即散射噪声、相位噪声(PIIN)和热噪声,本文研究了各种光谱幅度编码。
Various spectral amplitude codes are studied for evaluation with respect to their performance against three noises namely shot noise , thermal noise and phase induced intensity noise ( PIIN ) .
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基于光谱特征编码的快速矢量量化三维谱象数据压缩
3D Hyperspectral Imagery Data Compression Using VQ with Spectral-feature-coding-Based Fast Matching
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基于光谱自编码微球的多样品免疫荧光混合筛选和荧光成像
Immunofluorescence Mix-screening of Multi-samples and Fluorescence Imaging Based on Optical Self-encoding Microbeads
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一种岩性提取新方法&光谱排序编码法
A new target detection algorithm : spectral sort encoding algorithm
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阿达玛变换光谱的编码方法
EN coding method in Hadamard transform spectroscopy
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多光谱图像编码技术研究
Researches on Multispectral Image Coding
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二维图像编码的研究是开展高光谱图像编码研究的一个重要的前期基础阶段,对高光谱图像编码的研究具有很大的指导意义。
Two dimensional image coding is an important basis of the research on three dimensional hyperspectral image coding .
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而在辣根氧化物酶标显色时,相同条件下光谱自编码微球的检测灵敏度62.5倍于96孔酶标比色板。
The sensitivity of HRP enzyme conjugated antibody in ELISA matrix tests on optical self-encoding microbeads proves 62.5 times higher than on 96-wells ELISA plate .
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因此,对光学成像系统获取的图像进行编码的研究越来越重要,二维图像编码和三维高光谱图像编码已成为光学领域中新的研究方向。
So the research on coding of the image data obtained by imaging systems is more and more important . Two dimensional image coding and three dimensional hyperspectral image coding have become novel research topics in the optical domain .
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针对单极性码在光码分多址系统应用中存在正交性和用户容纳能力较差的缺点,对采用双极性地址码的光谱幅度编码系统中接收端采用差分检测的方案进行了研究。
In order to improve the relatively poor orthogonality and capacity for more users in OCDMA system , which uses the single polarity code , the differential check scheme on the receiver side of the spectrum encoding OCDMA system with the bipolarity codes is studied .
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药品红外光谱的计算机编码及快速识别
Computer coding of Infrared Spectra and Rapid Identification of Drugs
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星载超光谱遥感图像编码系统要求具有一定压缩比、无失真、低复杂度的特点。
Satellite hyper-spectral image coding system requires lossless compression with lower complexity and some compressed ratio .
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从分析色散型光谱仪出射焦面上的光谱分布及其编码测量入手,提出了仪器转移矩阵T。
The spectral distribution on the exit focal plane of the dispersive spectrometer and its encoding measurement are discussed .
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实验设计了一个高光谱图像压缩编码系统,在考虑压缩效果的同时,兼顾考虑其后续的分类应用。
In this experiment , we design a hyperspectral image compression system which considered both compression effect and classification application .
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针对目前超光谱图像的编码压缩还没有一个公认的标准或已成熟的压缩方法,本文对主要的几类超光谱图像压缩方法进行了介绍,并给出了各类压缩方法无损压缩的压缩比。
In view of that there is no standard or mature ways in hyper-spectral image compression , the paper describes several kinds of hyper-spectral image compressing algorithm .
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在总结当前谱间编码算法研究现状的基础上,提出了一种精细的线性逐级分组算法,并基于该算法思想的灵活性,设计了可逆的光谱维整数DCT编码方法。
Based on the conclusion of the current spectral coding algorithm , this paper presents a detailed linear regroup algorithm .
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高光谱影像纹理特征编码分形特征研究
Fractal Feature of Texture Characteristic Coding for Hyperspectral Images
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三维超光谱图象数据变换编码压缩系统中量化器的设计
The Designing of Quantization in the Transform Coding Compression System of 3D Hyperspectral Image Data
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多光谱影像纹理特征编码的算法研究
Texture Characteristic Coding Based on Multispectral Image