Skip to main content

Questions tagged [data-acquisition]

Questions on the use of Mathematica to capture data from external sources.

21 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
6 votes
0 answers
180 views

Connecting to Twitter API Manually in Mathematica to Pull Down All Followers of a Specified User (e.g. More than 5,000)

I have been going through old StackExchange threads to see how to potentially use Mathematica's built-in connection/authentication to the Twitter API to connect to it manually, and access some ...
Benjib's user avatar
  • 81
6 votes
0 answers
184 views

How to deal with WebServices error "any is not supported in sequence"?

I am trying to aquire data through Mathematica's WebServices and this example works just fine: ...
iav's user avatar
  • 2,016
4 votes
0 answers
399 views

How can I import from a usb webcam on the raspberry pi?

I'm trying to set up a raspberry pi as a webcam server and I need to import images into a Mathematica notebook on the raspberry pi. I tried using CurrentImage[] ...
Tobias Nash's user avatar
4 votes
0 answers
281 views

Using data from multiple cameras

ImageCapture[] has an option Device-> for specifying which camera to use, but ...
Backgammon's user avatar
3 votes
0 answers
114 views

List, Association, and Dataset, according to what principles to choose which one to use?

List, Association and Dataset are three 'objects' that can be used to store data in MMA. So ...
Αλέξανδρος Ζεγγ's user avatar
3 votes
0 answers
193 views

How do I get my ZWO ASI120MM astro-camera to work in MMA?

I am using Windows 10 + MMA 10.4.1. I bought a ZWO ASI120MM astro camera which I want to use as a guiding camera during astrophotography. From this site (http://astronomy-imaging-camera.com/software/) ...
Max's user avatar
  • 31
2 votes
0 answers
97 views

How can I import datasets from TensorFlow datasets into mathematica?

TensorFlow datasets are available at https://www.tensorflow.org/datasets. I wonder if there's a way to directly import any of those datasets directly into Mathematica 12. I tried ...
bhopshang's user avatar
  • 739
2 votes
0 answers
122 views

BlockchainBlockData request limit exceeded

I'm trying to replicate this Blog entry on Bitcoin queries: https://blog.wolfram.com/2021/05/25/sleuthing-darkside-crypto-ransom-payments-with-the-wolfram-language/ However, I don't get very far ...
spore234's user avatar
  • 601
2 votes
0 answers
119 views

Flight information data

I would like to write a program that automatically checks whether a given flight number is correct and the corresponding departure and arrival times. Is there any function from the Wolfram Language ...
Mat's user avatar
  • 293
1 vote
0 answers
62 views

URLRead not working at all

In MMA 13.0 on Mac (Intel silicon) MacSO 12.01 URLRead["https://google.de"] yields: ...
DrSvanHay's user avatar
  • 167
1 vote
0 answers
95 views

Import Infinite Scrolling Data

I'm trying to use Import to scrape historical data from Yahoo! finance (update: or any other website that uses infinite scrolling). The issue is that the webpage initially only shows 3 months of data ...
Aeryk's user avatar
  • 269
1 vote
0 answers
84 views

Microcontrollerembedcode unable to connect to Arduino Yun

Hi Mathematica enthusiasts, I am trying to follow this tutorial off Wolfram reference for microcontrollers Real Time Data Acquisition I have an Arduino Yun Rev2 hooked up exactly as it is from the ...
Biometric09's user avatar
1 vote
0 answers
98 views

Finding total Period length of dataset

I've been tasked with trying to do some analysis on some data. I've been given 50000 points of data, which were claimed to have been collected at a discrete period of $1 m s$ Going under this ...
DrMrstheMonarch's user avatar
1 vote
0 answers
81 views

Wikipedia Edits History: how to split edit history and comments

I am trying to import Wikipedia Edit History. The code that I am using is the following: ...
Val's user avatar
  • 11
1 vote
0 answers
38 views

Monitor and record ethernet port upload speeds

Can I use Mathematica to monitor and record ethernet port upload speeds? I briefly looked at DeviceStream; not sure if that can be made to work or if that's the ...
Michael's user avatar
  • 11
0 votes
0 answers
57 views

scrape App Store web data

I want to scrape the privacy information of an app on the web store page. For example, the Tiktok app information looks like this: tiktok on us app store I found that it's easy to scrape that ...
spore234's user avatar
  • 601
0 votes
0 answers
126 views

Scrape data from Google

my question is general. I would like to search a term on Google and scrape all the results, including the dates of publishing, if there are. I know that it is possible to scrape a website - following ...
still_learning's user avatar
0 votes
0 answers
198 views

Extract data (digitise) from graph with various line formats

I am attempting to extract the data points from the graph below: -axis titles and axis lines are removed for digitising simplicity- I have tried using a range of graph digtisers (i.e. datathief, ...
Azaxa's user avatar
  • 1
0 votes
0 answers
639 views

HTTPRequest and Verbose cURL (curl -vX ...)

Using CouchDB, Windows 10, M11.3 This curl command works fine at the command line, curl -X PUT http://127.0.0.1:5984/dbName and this works fine with ...
Mitch's user avatar
  • 146
0 votes
0 answers
60 views

I want to perform mean of a set of data after importing these data from computer in mathematica. But unable. pls help

I have used the following code in mathematica to perform mean to set of data. ...
P Pyne's user avatar
  • 473
0 votes
0 answers
130 views

Problems with Importing a pdf from an url

I have to process a lot of information from different pdf. I already have the code to download all the files, but i'm stuck in the part where i have to open the files with "Import". For example: http:...
Gonza_'s user avatar
  • 153