校正
- 与 校正 相关的网络例句 [注:此内容来源于网络,仅供参考]
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So supported by well core experimentation, the *** analyzed the logging response feature and mechanism of thin bed, and point out that many factors can affect the logging response of the reservoir, the main factor which mostly influence the logging response is the thickness of thin layer, and the content of carbonite have a great influence on the response of 3-porosity logging.we make use of core experimentation, combined with logging material, firstly the *** do the lithology correction and thinckness correction for resistivity curves, and based on the content of mud that derived from the core experimentation, the *** present the thickness correction model of gamma-ray logging and self-potential logging, and choose the appropriate ways to compute the carbonate content and using the value of mixed frame in order to correct the influence from the carbonite, based on this, the *** gives a effective methods to correct the thickness influence for 3-porosity logging.
本文首先以岩心实验结果为依据,对研究区薄层的测井响应特征和机理进行了分析,指出多种地质因素影响着储层的测井响应特征,而层厚是影响测井响应最主要的因素,且碳酸岩含量对三孔隙度测井的影响很大。利用岩心实验分析资料,结合测井资料,首先对电阻率测井曲线进行了岩性的校正和层厚校正;利用岩心分析泥质含量,研究了自然伽马和自然电位的层厚校正方法,并建立了层厚校正模型;在有效计算储层碳酸岩含量和混合骨架参数值的基础上,研究了针对碳酸岩含量对测井曲线的影响进行校正的方法,进而提出了一套对三孔隙度测井曲线的薄层层厚影响的校正模型。
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The cause of the target fade-out in Neural Network nonuniformity correction scheme for infrared focal plane arraywas studied. Based on analyzing the strength and limitation of edge-directed NN scheme and nonuniformity correction combining one-point calibration and NN-NUC, a new combinational algorithm for nonuniformity correction was proposed.
中文摘要:分析了传统神经网络非均匀性校正算法在空域处理过程中产生目标退化的原因,在总结基于边缘指导的神经网络校正算法与一点定标和神经网络结合的校正算法的基础上,提出了新的组合校正算法。
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Apparently, the results is determined extremely by theoretical algorithm. In 147 zinc-finger-containing genes, 50nt identity sequences were extracted. The results hint that 15 genes may related to block evolution. we analyzed the phylogenetic map of these 15 genes by uncorrected distance, Jukes Cantor distance, Tamura distance, Tajima-Nei distance, Jin-Nei distance or Kimura distance correction, but we found no satisfied result according to the block exchange pattern mentioned before. Introducing Bootstrap test to assistant correction, an comparatively perfect map was drown by Neighbor Joining method.
以147个含锌指基因为模板,我们搜索了其中的50nt一致序列作为板块式进化的核心,获得15个相关基因,应用无校正距离、Jukes Cantor校正距离、Tamura校正距离、Tajima-Nei校正距离、Jin-Nei校正距离和Kimura校正距离等分析了他们之间的进化关系,结果与已知的板块交换模式吻合度较差,引入靴带检验对Jukes Cantor校正距离结果进行统计学校正,并重新用Neighbor Joining方法绘制进化图,结果可靠性大大提高。
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The method comprises the following: a step of calibrating a camera, which is to utilize a Taylor series model to calibrate an omni-directional vision sensor so as to obtain internal parameters of the camera; a step of obtaining epipolar geometric relation, which comprises the steps of calculating an essential matrix between binocular omni-directional cameras and extracting the rotation and translation component of the cameras; a step of correcting an outer polar line, which is to correct the outer polar line of a shot omni-directional stereo image so as to allow a corrected polar quadratic curve to coincide with an image scan line; and a step of three-dimensional reconstruction, which is to carry out feature point matching to the corrected stereo image and calculate the three-dimensional coordinates of points according to matching results.
该方法的步骤包括:相机标定:利用泰勒级数模型对全向视觉传感器进行标定,得到相机内参;对极几何关系求取:包括计算双目全向相机之间的本质矩阵,并从中提取相机的旋转和平移分量;外极线校正:对所拍摄的全向立体图像对进行外极线校正,使校正后的极二次曲线与图像扫描线重合;三维重建:对校正后的立体图像对进行特征点匹配,根据匹配结果计算点的三维坐标。
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The main problems in screen calibration and the existing solutions are introduced first.Then the screen calibration process and geometry calibration methods are listed.After that,evaluation criterions for screen calibration are discussed,and a generalized color model for projectors color calibration and a visual seamlessness algorithm are presented in detail.
首先介绍多投影显示墙画面校正中存在的主要问题和现有的解决方法;在此基础上,给出了多投影显示墙的画面校正流程和几何校正方法;然后讨论了多投影显示墙画面校正结果的评价标准,提出了投影仪的广义颜色模型和基于搜索技术的视觉无缝方法。
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Due to existing signal processing technology's shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high-precise signal processing technology:firstly,to get power spectrum with Hanning windowed Welch modified periodogram, search its peak value frequency;secondly, to apply zooming analysis via Goertzel algorithm;at last,to get a highly precise doppler frequency with energy centrobaric rectifying algorithm.
针对存在的缺点,本文提出了一种应用于激光多普勒测速的高精度信号处理技术,即首先利用加Hanning窗的Welch修正周期图算法得到信号功率谱,搜索其谱峰值频率,接着利用Goertzel频谱细化算法对搜索的谱峰进行细化分析,再引入能量重心频谱校正算法对细化后的谱峰进行校正分析,从而将离散频谱分析算法、频谱细化算法和频谱校正算法三者有机结合起来,充分发挥各自的优点:通过加Hanning窗的Welch修正周期图算法快速得到功率谱及峰值频率,通过Goertzel算法获得分析频带的高分辨率频谱,然后通过能量重心校正算法对细化后的频谱进行高精度校正,这样不仅保证了算法的高效性,而且大大提高了分析的精度。
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This paper presents a universal display wall calibrating system which is independent of specific applications.
该文介绍了一套通用的与具体应用无关的投影墙软件校正系统,该系统克服了传统软件校正系统在通用性、校正速度等方面的不足,取得了很好的校正效果。
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The article adopts "humidity ratio" integrated emendation method and other two traditional emendation methods in emendation calculating on several group test results. The tests are : simulating test in artificial climate room on 110kV substation equipment of Yangbajing, Lasa and Yanghu by Xi"an High Voltage Lab; power frequency voltage discharge test of ZS-110 by Yunnan provincial electrical research academy. It compares and analyses the equipment test voltage emendated to standard atmosphere conditions with the equipment nominal withstanding voltage. And then it concluded that: the emendation value educed by "humidity ratio" integrated emendation method is basically equal or close to the equipment nominal withstanding voltage; but the values by two traditional emendation methods are mostly higher.It also proves that,"humidity ratio integrated emendation method is more perfect than any other methods, and it can reflect the influence degree of atmospheric parameters on electrical equipment outer insulation discharge voltage actually. The method should be spread in designing high elevation power projects.
文中选择&比湿&综合校正法和两种传统校正法,分别对西高所为羊八井、拉萨、羊湖110kV变电所设备所做的人工气候室模拟试验数据及云南中试所做的ZS-110工频放电电压试验数据进行校正计算,将试验电压的校正值与试验设备的标称耐受电压水平进行比较分析;认为:&比湿&综合校正法的校正值与设备耐受电压水平基本相等或接近,而两传统校正法的校正值大多高于设备耐受电压水平;进一步证明,&比湿&综合校正法是目前诸多校正法中较为完善的,能真实地反映大气参数对电气设备外绝缘放电电压的影响程度的校正法,在高海拔电力工程设计中应推广应用。
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Re-vectorization is performed on the basis of original vectorization by obtaining the initial parameters such as line types and slope. Inuring tricing it can adjustthe parameter adaptively. To decrease the influence of noise pixels, we designed a stop probe to detect tracing-stop conditions. Process of re-vectorization is performed recursively until quality of graph entity is satisfactory.Finally, some key technologies for 2D graphs reconstruction are studied. The issues concerned include the recognition and presentation of topologic relations among graphs entities and a directed and weighted graph model established to describe the relations and techniques on dimension driven.
在获得对图素识别质量的评价之后,质量较差的图素被输入到错误自动校正器进行错误校正处理,本文提出&二次矢量化&的错误校正思想,二次矢量化是在初步矢量化所获得知识的基础之上,取得初始参数,并在跟踪过程中动态校正参数,在跟踪结束时引入跟踪终止检测探针以消除光栅图像中黑白噪音的影响,使得算法具有较强的抗噪音干扰能力,校正后的图素仍需进行质量评价,未能通过评价的图素需递归执行二次矢量化算法。
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We propose novel methods for both techniques to monitor the surrounding area of a vehicle. For fisheye camera calibration, we proposed a novel photogrammetric calibration method using planar calibration objects together with a distortion model based on the design of the fisheye lens. By minimizing the residual error between observed and predicted image coordinates of feature points, a set of camera parameters that best describe the imaging process of the camera can be obtained.
在鱼眼摄影机校正中,我们提出基於摄影校正法的创新的校正方法,其中利用平面校正物进行鱼眼摄影校正,并以视野失真模型(field-of-view distortion model)作为鱼眼失真模型,透过降低摄影机校正误差进行非线性的摄影机参数最佳化,由已校正的鱼眼摄影机所拍摄的影像皆可经由失真校正将鱼眼影像还原至透视投影影像。
- 推荐网络例句
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In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.
。但是,在否定句或疑问句里,这种带有"do"的方法表达的效果却没有什么强调的意思。
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Go down on one's knees;kneel down
屈膝跪下。。。下跪祈祷
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Nusa lembongan : Bali's sister island, coral and sand beaches, crystal clear water, surfing.
Nusa Dua :豪华度假村,冲浪和潜水,沙滩,水晶般晶莹剔透的水,网络冲浪。