Questions on the use of Mathematica to capture data from external sources.
3
votes
0answers
44 views
Is it possible to import data from Google Analytics?
Using Mathematica, is it possible to pull data directly from Google Analytics? Unfortunately, GA exports messy csv files, and I was wondering if there was a direct ...
2
votes
0answers
50 views
How can I recover a graph from a graphical output in a notebook after resetting the kernel?
I have an old Mathematica notebook with an output for a graph structure $G$ I would like to recover. However, the routine for building up the graph is stochastic, so I can't simply rerun the code.
...
0
votes
0answers
26 views
Error in extracting a column [duplicate]
I imported excel data to Mathematica using this command.
kuruzD = Import[
"C:\\Users\\TMH\\Documents\\Problem Set 4\\kuruzData.xlsx"][[1]] //TableForm
I want to ...
2
votes
1answer
147 views
Read and filter a text file without importing
I have a large text file of a million sections. Each section contains A lines of header and B lines of numeric data.
I want to read the first and last line of B from each section (to have a list of 2 ...
3
votes
3answers
148 views
How can I efficiently enter multiple instances of data?
I would like to plot the normal distribution for a population of human heights.
My question is how can I input multiple frequencies for the same variable, without writing them out one by one.
e.g. I ...
15
votes
1answer
706 views
Streaming Data into Mathematica from a serial port
I'm attempting to see if I can capture an incoming stream of data being transmitted remotely from an arduino device into Mathematica.
The plan is to connect some temperature probes to the Arduino, ...
5
votes
1answer
230 views
How to Debug Missing[NotAvailable] error for Social Media Data
I get a Missing[NotAvailable] error message when trying to access Social Media Data using SocialMediaData["Facebook", "Friends"] ...
4
votes
0answers
89 views
How to deal with WebServices error “any is not supported in sequence”? [closed]
I am trying to aquire data through Mathematica's WebServices and this example works just fine:
...
2
votes
3answers
193 views
How do I make data retrieved from Wolfram|Alpha persist in a notebook?
I want to store hourly temperature readings retrieved from Wolfram|Alpha in an array in my notebook. If this is not possible, then tell me how to preserve the retrieved data in my notebook, so when it ...
14
votes
1answer
195 views
Getting Mathematica.SE reputation data
I'm asking the following on behalf of Mr.Wizard.
On StackOverflow I used the old v1.0 SO API and Mathematica to obtain user reputation data. Now we are no longer a tag on StackOverflow and the v2.1 ...
4
votes
1answer
148 views
Using PutAppend to write large data files
I have a loop which computes a table, tab, of results at each iteration. This table is usually very large and I would like to use ...
3
votes
1answer
118 views
Integrating over data points from an external source (wolfram|alpha and weather)
I moved to another city and the weather sucks.
Sometimes I feel like getting sad and so I go to wolfram|alpha and check for example
${}$
...
5
votes
0answers
83 views
Download binary file bypassing Import/Export? [duplicate]
Possible Duplicate:
Downloading files without using Import
While attempting to answer my own question I realized that I don't know a way to simply download a binary file to a specified ...
18
votes
3answers
943 views
Download xkcd Click and Drag comic
Inspired by the recent question about xkcd styled plots I started looking at xkcd again and I came across a comic titled Click and Drag. And if you do that, you start exploring a larger drawing. A ...
13
votes
1answer
370 views
Detecting and counting signals in list data: checking pulse rate
Hope this isn't too much of a basic question: I'm looking for some Mathematica functions, but I don't know which ones.
Background
I recently read about a simple technique for reading your body's ...
5
votes
0answers
213 views
Is it possible to construct a function to make a poor man's Mathematica database?
I have a function that is set up to write to a database with 10-20 standard variables with 10 fields each, but the application is going to a place where database access is not available. Can ...
6
votes
3answers
103 views
Use Slider2D to add data points to a list
This bit of code sets up a list with the first entry already in it -- {{1,1}}
...
16
votes
1answer
589 views
Using ImageCapture to access a USB webcam in linux
Is it possible to access a USB webcam through Mathmatica on Linux? When I run
ImageCapture[]
I get the following output
...
