gnuplot

Gnuplot can also help you to plot and analyze data .

Gnuplot也可以帮助您绘制和分析数据。

The official Web site for gnuplot is listed in Resources .

参考资料中列出了gnuplot的官方Web站点。

Gnuplot is a tool used to generate trends and graphs .

gnuplot是一个用于生成趋势图和其他图形的工具。

Gnuplot converts raw tabular data into a graphic file image .

gnuplot把原始表格数据转换为图形文件。

Gnuplot has a modular design and can plot on several terminal devices .

Gnuplot采用标准设计，可以在多个终端设备上绘图。

The plot command is then used to actually generate the image using the gnuplot engine .

然后，使用plot命令通过gnuplot引擎实际生成图像。

For simple x-y plots , gnuplot is often the first choice .

对于简单的x-y平面图，gnuplot经常是第一选择。

Next , inform gnuplot the actual output image filename .

接下来，告诉gnuplot实际的输出图像文件名。

Gnuplot uses its own default colors when generating a graph .

在生成图形时，gnuplot使用自己的默认颜色。

The column numbers are incremented each time gnuplot sees a new data separator .

每次gnuplot看到新的数据分隔符时，列编号就会增加。

It 's hard to read a thesis or dissertation without running into a gnuplot graph .

如果没有gnuplot的图，就很难阅读论文。

As well as gnuplot , you will also require a running http server for this demonstration .

对于本文中的示例，除了gnuplot，还需要一个正在运行的http服务器。

Gnuplot is a freely distributed plotting tool with ports available for nearly every major platform .

Gnuplot是一种免费分发的绘图工具，可以移植到各种主流平台。

In addition to creating function plots , gnuplot is also great for plotting data contained in files .

除了创建函数图之外，gnuplot还可以很好地对文件中包含的图形进行绘图。

In general , gnuplot help offers further help for all possible customizations of a command .

一般来说，gnuplot帮助为命令的所有可能定制提供进一步的帮助。

This example tells gnuplot to make that decision and lets gnuplot calculate the range values .

这个示例让gnuplot自己计算范围值。

Next , create a file to contain all the gnuplot commands required to generate the graph .

接下来，创建一个文件以包含生成图形所需的所有gnuplot命令。

First , the data input file name is given , then we inform gnuplot what columns to plot .

首先，指定数据输入文件名，然后告诉gnuplot要绘制哪些列。

A standard math library is also available with gnuplot that corresponds to the UNIX math library .

在gnuplot中有一个对应于UNIX的数学库的标准的数学库可以使用。

The prompt is the point of input into gnuplot ; Linux users will be used to its behavior .

该提示符是进入gnuplot的输入点；Linux用户将习惯于这种方式。

The gnuplot home page is the place for gnuplot software downloads and documentation .

gnuplot主页是下载gnuplot软件和寻找文档的好地方。

You can still plot such data sets if gnuplot can be told to ignore the invalid data points .

如果gnuplot被告知忽略无效数据点，您仍可以对这样的数据集合绘图。

A last resort would be to explicitly pre-process the input file before using it in gnuplot .

最后的一个方法是在gnuplot中使用输入文件之前对其进行预处理。

The config file is then piped through gnuplot to generate the image file .

然后，通过管道把配置文件与gnuplot连接起来以生成图像文件。

Rather than the simple command set offered by gnuplot , Octave offers a rich language for mathematical programming .

除了gnuplot所提供的简单命令集之外，Octave还为进行数学编程提供了一种丰富的语言。

Alternately , gnuplot can read commands from a file and produce graphs in batch mode .

或者，gnuplot可以从文件中读取命令，以批处理模式生成图表。

As we have seen , gnuplot is highly customizable .

正如我们所看到的，gnuplot是高度可定制的。

If the initialization file is found , gnuplot executes the commands in it .

如果找到初始化文件，gnuplot会执行其中的命令。

This article demonstrates how to use gnuplot using a batch file to generate data collected from sar and other data sources .

本文演示如何使用gnuplot和批文件为从sar或其他数据源收集的数据生成图形。

With the plot command , gnuplot can operate in rectangular or polar coordinates .

使用plot命令，gnuplot可以在直角二维坐标系中进行操作。