本文记述了一个X -波段,TE_011模式超导铌腔的结构、制备工艺、Q值测量方法和测量结果。
The structure design, cavity preparation, and measurement method of Loaded Q of an X-band TE011 mode superconducting Nb cavity have been described.
波段微波辐射值和根据辐射理论计算出的亮温值具有很好的线性关系。
The radiation at L band has a good linear relation with the bright temperature.
用X波段的实验模型测量了波束指向与频率的关系,测量结果与理论计算值符合得很好。
The experimental results at X-band for the radiation anglt agree well with the theory.
但是高光谱图像的每个像元都对应几十到几百个波段的灰度值,数据量极其庞大,因此必须对其进行压缩。
However, each pixel of hyperspectral image has tens or hundreds of magnitude values corresponding its wave bands, so the enormous data must be compressed.
实验表明,三波段法配色具有三刺激值配色和全光谱匹配两种方法的优点。
Experiments show that the tri-waveband matching method has the advantage of tri-stimulus value matching and spectrophotometric matching.
对两幅图像低频波段的逼近系数取均值,对高频段选取绝对值大的小波包系数,得到融合系数矩阵。
Approximate coefficients in low frequency band of two images and the average over absolute wavelet packet coefficients of high frequency brand form a fused coefficients matrix.
冰川在TM 5、7波段光谱值范围窄,且冰碛与冰雪有明显的光谱差异,是冰川信息提取的有利波段。
Glacier has a narrow spectrum on TM5, 7 bands, but moraine and snow and ice are different in evidence, therefore, TM5, 7 are advantageous bands for extracting glacier information.
使用光纤环形镜(FLM)作为增益平坦滤波器进行L波段掺铒光纤放大器的增益平坦化实验,实现了高增益值的平坦输出。
Experiments demonstrate that L-band EDFA will achieve high flat gain by employing a gain flat filter based on fiber loop mirror (FLM).
波段缝隙天线导纳的测量结果与理论值吻合,证明了该方法的正确性。
The rightness of this method is examined by a close agreement between the theoretical and experimental results in S band.
然后,通过波段相关性和信息熵值分析,选取最佳波段。
Then according to statistic analysis including interband correlation and entropy, etc. the selection of the optimal bands of TM was discussed.
然后,通过波段相关性和信息熵值分析,选取最佳波段。
Then according to statistic analysis including interband correlation and entropy, etc. the selection of the optimal bands of TM was discussed.
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