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the transformation matrix. Including zooming and translation, Shear
矩阵的变换。包括缩放、平移、错切-the transformation matrix. Including zooming and translation, Shear
- 2022-02-04 07:17:16下载
- 积分:1
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地图程序,很好的,采用visual net开发
地图程序,很好的,采用visual net开发-map, very good, using visual development net
- 2022-03-22 22:47:14下载
- 积分:1
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GSL
gsl-1.8-src source目录
gsl-1.8-src source目录-gsl-1.8-src source directory gsl-1.8-src source directory
- 2022-08-15 12:08:10下载
- 积分:1
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CRC32 / CRC16计算器
crc32/crc16计算器,crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器crc32/crc16计算器;
- 2022-08-17 01:08:44下载
- 积分:1
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Genbank格式的基因序列绘制基因的结构图
应用背景
NCBI上很多基因组DNA序列都有结构描述,其中关于内含子结构的描述通常是 CDS join(1..193,290..1284),表示两个外显子,中间一个是内含子位置,有些基因组DNA更复杂,内含子数目可能达到10个以上,看起来眼花缭乱。很多研究者希望把这些结构信息以图形的形式展示,一目了然,容易分析。用这个perl脚本可以方便的绘制图形,只需要把序列下载下来,输入一个命令自动绘图成功!
关键技术
计算机条件:linux系统,我是在ubuntu系统上使用的。网上下载bioperl 安装。安装很简单,bioperl下载后解压到一个盘上,形成一个文件夹。安装Bio::Graphics的方法,在ubuntu的命令行下输入 sudo perl -MCPAN -e"install Bio::Graphics" 即可自动安装。在Ubuntu安装了bioperl,Bio::Graphics后,可以cd到这些perl脚本和文件所在的文件夹下,在linux终端输入命令行, genbankplot.pl NM_172587.gb >1.png,得到的png图像双击就打开,是基因的结构图!!!注意先把NM_172587.gb 这个genbank下载的文件拷贝到bioperl文件夹下。得到的图就像1.png。
- 2022-02-10 02:56:54下载
- 积分:1
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对图像进行逐点计算,并且取最大值和最小值的差值作为该点新的灰度值。
在区别边缘点和非边缘点时,首先确定一个阈值T,若图像中像素点的新
值大于该门限值,则...
对图像进行逐点计算,并且取最大值和最小值的差值作为该点新的灰度值。
在区别边缘点和非边缘点时,首先确定一个阈值T,若图像中像素点的新
值大于该门限值,则可以初步确定为边缘点,小于T的新值被判断为非边缘点.-Image point by point basis, and taking the maximum and minimum points of difference as the new gray value. Edge in the difference between point and non-edge point, first determine a threshold T, if the image of the new pixel value is greater than the threshold, you can initially identified as the edge point, the new value is less than T have been judged as non-edge point.
- 2023-03-01 03:35:03下载
- 积分:1
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OpenGL高级编程与可视化系统开发(高级编程篇)的随书源码
OpenGL高级编程与可视化系统开发(高级编程篇)的随书源码-4,学习OpenGL的好东西-OpenGL Programming and Advanced Visualization System (Advanced Programming Part 1) the source-4 with books, learning the good stuff OpenGL -OpenGL high-level programming and visualization systems development (high-level programming chapter)-4 of the source with the book, learning OpenGL good things-OpenGL Programming and Advanced Visualization System (Advanced Programming Part 1) the source-4 with books, learning the good stuff OpenGL
- 2022-05-23 03:13:30下载
- 积分:1
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Cam Shift algorithm with source code
Cam Shift algorithm with source code
- 2022-06-19 18:31:52下载
- 积分:1
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GA a Markov Chain Models of Genetic Algorithms (1999).pdf
遗传算法的VC++程序需要看看GA中马尔可夫链过程的英文描述,需要书籍中的英文资料-GA a Markov Chain Models of Genetic Algorithms (1999).pdf
- 2022-06-13 10:52:42下载
- 积分:1
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Realize a linear gray
实现线性灰度变换,灰度直方图均衡法等图像增强算法-Realize a linear gray-scale transformation, gray histogram equalization method, such as image enhancement algorithm
- 2023-01-15 09:25:03下载
- 积分:1