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Questions tagged [mechanicalturk]

Mechanical Turk is crowd sourcing web-service by Amazon Web Services. It provides a marketplace for tasks that can be performed by humans. Requesters publish HITs (Human Intelligence Tasks) that are performed by Workers. AWS provides web based API to create and manage HITs.

Amazon Web Services provides a Requester API and several software development kits for accessing the MTurk API via popular programming languages, including Ruby, .NET, Java, and Python.

The Requester API can also be accessed through:

Documentation:

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FreeTextAnswer alternative

The FreeTextAnswer() mimics a textarea in HTML. Is there a way to mimic a text input, something like FreeTextInput()? Here is the QuestionForm documentation, but I think the FreeTextAnswer() is the closest alternative.
David542
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AWS S3 SDKv2 and image upload ios on turk

I uploaded image to AWS S3 with with code : NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *filePath = [[paths objectAtIndex:0] stringByAppendingPathComponent:pathComp]; …
user2185412
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Increasing HIT MaxAssignments

I would like to programmatically increase or decrease the number of opportunities based upon getting a consensus answer. For example: Start with 3 opportunities If the first two are correct, remove the third opportunity If each of the first three…
David542
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mechanical turk -- how to train a knowledge worker for a qualification?

I am new to mTurk and I am trying to create a Qualification Test that first trains workers in how to perform a task, and then tests the worker on what they learned. If the worker passes the test, the worker can then continue onto the tasks. How…
DataS
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Getting BadClaimsSupplied from mechanical turk AWS -- meteor

I am trying to create a Hit on Amazon mechanical turk. I am currently using Meteor, so I don't have an SDK (that I know of) that I can use. In order to create the hit, I am using the following code: Mturk.createHit = function(jobAttributes) { …
David Mckee
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External Amazon Turk payment

I have a survey I want Amazon Turk workers to complete on my website and I want to pay them according to what they answer (This is explained to the workers beforehand). Is there a way I can get the workers information on my remote website and send a…
Yuval Feldman
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How to view HIT annotation in Mechanical Turk

I am trying to annotate something to my HIT, namely, an AppleID: >>> hit = conn.create_hit( question=q, reward = 0.05, max_assignments=3, title='Question', …
David542
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ExternalQuestion worker limitation

I have two different use cases on Mechanical Turk. The first one is where there is one 'task' and I need ten unique workers to complete it. So, 10 HITs and only one worker can do one HIT. An example of this might be a survey in which I want ten…
David542
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rTurk fails getting results from Amazon Mechanical Turk

I am experiencing a very strange problem. I am able to submit a HIT to Amazon Mechanical Turk correctly. I have a cron that keeps checking if there is any job ready to be reviewed. However, when a job is completed I am not receiving it but the HIT…
Jordi Mares Soler
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How to get WorkerID in external Qualification Test in Mechanical Turk

I created a external test (which tests whether a user can use Google chrome developer console or not). After the test, the test automatically needs to assign the qualification to the worker. Now my question is how do I get the workerID? I have…
hemanth.b
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Regular Expression Extract Relevant Info from Email

Given the following text: Greetings from Amazon Mechanical Turk, You are receiving this email because you subscribed to be notified when certain events related to your HITs or Qualifications occurred. Specific event information is shown below: …
Iñigo Beitia
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Amazon Mechanical Turk ExternalQuestions Image URL

I'm trying to make an ExternalQuestion HIT and was wondering how I could pass S3 image URLs to the hit and display them. I considered passing the URL as a url parameter but that doesn't make sense since it's a url. Is it possible to do something…
user3724053
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Dashboard for HITs created using API on Mechanical Turk

I have created a HIT using DotNet API and published it to production on Amazon Mechanical turk platform. I can see the HIT in the search results when I log into MTurk using a different Worker account. But, I am wondering if there is going to be any…
Swarup Donepudi
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Trying to understand XML Serialization in C#

I am working on a Amazon Mechanical Turk survey project. I need help is understanding how the following class translates to XML when serialized. public class ContentType { public ContentType(); [XmlChoiceIdentifier("ItemsElementName")] …
Swarup Donepudi
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In mechanical turk, How to limit a HIT is accept by one worker

In mechanical turk, How to limit a HIT is accept by one worker, after the first one is finished other worker can accept it. The HIT is just accepted by one work per time. It has many assignments during the life time. Specifically, One HIT is…
yongnan
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