plot

Does apple support core plot framework? Can we use googlecode repository source codes ?

Hi folks, I have a doubt if apple is supporting coreplot framework in it's application.Can anyone tell me? ...

Plot Graphs in Java

The java Swing GUI im developing needs to plot a 2D graph based on the x and y coordinates generated in the program. Is there a Swing component for that? Or is there any other open source package for the purpose? Thanks in Advance.. ...

Remove Specific Plot Key Entries in JFreeChart

I have an XYPlot in JFreeChart with multiple XYDatasets. JFreeChart creates a key at the bottom of the plot with an entry for each series by default. I would like to disable the drawing of entries for all of the series in one of my datasets. I do not want to disable the drawing of entries altogether. Is this possible without modifyin...

Multi-dimensional plots

I'm trying to visualize a set of multi-dimensional data. It includes columns like timestamp, length, width, height, speed, score, and more. I would like to visualize all of the data in some sort of chart. I like the idea of an intensity plot (http://www.phasespace.com.au/surface%5Fex.htm). I also saw some nice screenshots of R (http:...

Plot ECG in Winforms

i have no previous experience in plotting in winforms, in one form i want to plot ecg. or lets say a sin wave or any wave function in a specific area, but what i am doing is e.c.g.. rest of the form will be normal form with buttons and labels, can anybody be nice enough to through in a tutorial :) ...

JFreeChart for dynamic xy plots in java swing gui application

Has anyone worked with JFreeChart-open source library for plotting xy plots? Could someone post an example of how to create an xy plot dynamically with the x and y values generated from the program? And where can i get a turorial doc or something of that kind to know about how to use the JFreeChart for developing applications? Thanks ...

Controlling the number of panels in a lattice plot with R

How do I limit the number of panels shown on a single page using lattice? I am graphing the results of a regression for multiple states and putting 50 of these on a single page makes them unreadable. I would like to limit the output to 4 wide and as many tall as needed. Here's my lattice code: xyplot(Predicted_value + Actual_value ~ x...

plotting two vectors of data on a GGPLOT2 scatter plot using R

I've been experimenting with both GGPLOT2 and lattice to graph panels of data. I'm having a little trouble wrapping my mind around the GGPLOT2 model. In particular, how do I plot a scatter plot with two sets of data on each panel: in Lattice I could do this: xyplot(Predicted_value + Actual_value ~ x_value | State_CD, data=dd) and tha...

Howto Superimpose Multiple Density Curves Into One Plot in R

I have a data that looks like this. And I intend to create multiple density curve into one plot, where each curve correspond to the unique ID. I tried to use "sm" package, with this code, but without success. library(sm) dat <- read.table("mydat.txt"); plotfn <- ("~/Desktop/flowgram_superimposed.pdf"); pdf(plotfn); sm.density.compare...

How to present wave form in Java

Hi all, I've got this small code that performs recording in java. I whish to add some sort of functionality to draw a visual presentation of this. How would you advise me to approach this? (I am very new to java ) I'd like the visual presentation to appear as a foreground of a current existing image. ...

Getting LaTeX into R Plots

I would like to add LaTeX typesetting to elements of plots in R (e.g., the title, axis labels, annotations, etc.) using either the combination of base/lattice or with ggplot2. Is there a way to get LaTeX into plots using these packages, and if so, how is it done? If not, are there additional packages needed to accomplish this. For exa...

How to print R graphics to multiple pages of a PDF and multiple PDFs?

I know that pdf("myOut.pdf") will print to a PDF in R. What if I want to Make a loop that prints subsequent graphs on new pages of a PDF file (appending to the end)? Make a loop that prints subsequent graphs to new PDF files (one graph per file)? ...

Changing annotations in time series plots in R

While I can change annotations with the generic plot command turning off axes and annotations and specifying them again using the axis command e.g. cars <- c(1, 3, 6, 4, 9) plot(cars, type="o", col="blue", ylim=range(0, cars), axes=FALSE, ann=FALSE) axis(1, at=1:5, lab=c("Mon","Tue","Wed","Thu","Fri")) I cant do it with time series o...

Best OCR for extracting text from a plot?

Does anyone know of a good ocr that is able to convert this image into text? I tried tesseract but it didn't work out the way I expected. ...

Display Values in R Plot

How can I render the value of points in a plot in the plot itself? Thank you. ...

difficulty plotting with date column (in R)

I have a random question regarding plotting in R. Here is my code: weather<-read.csv("C:\Users\Tijana\Desktop\CSTAMUWeather08.csv",header=T) weather attach(weather) CST<- as.Date(CST, "%m/%d/%Y") plot(CST,Max TemperatureF,type="l") i am trying to plot a graph that shows temperature for a city, over a year so i have 365 data points for ...

Mixed Scaled and ordinary coordinates in Mathematica?

Is it possible to specify a position in terms of Scaled coordinates in one direction and use the ordinary coordinates from my data points in the other direction on the plot? In other words, I want to specify a position, where the x coordinate is an ordinary coordinate and will change position in the plot if the plot range is changed, bu...

Connect points and compute area

Hi everyone, thats my first post, so please be kind. I have a matrix with 3~10 coordinates and I want to connect these points to become a polygone with maximum size. I tried fill() [1] to generate a plot but how do I calculate the area of this plot? Is there a way of converting the plot back to an matrix? What would you reccomend me...

How to mark a point in a MATLAB plot?

I have this plot [Full Resolution] I need to make a straight vertical line at a point on x axis that the user enters and show the coordinates of the intersection of that vertical line with my plot. How can this be done in MATLAB? for example: the user enters 1020 then a straight vertical line will be drawn at 1020 that meets the pl...

How to set fixed axis intervals with Qt/QwtPlot?

I want to have a plotting widget in my Qt application. Qwt provides such a widget with QwtPlot. However, I can't find any way to only display a certain part of the complete range of my data. Specifically, I want to display spectrums with a frequency range from 0 to 2^14. For the GUI however, only the audible range from ~20-20k Hz is of ...