Web-interface for Delphi Method III

Delphi method, round 2

This post is the third in the series describing the web-interface I created to administer a questionnaire with the Delphi method. In this post I describe the code used to give feedback to the participants in round 2 of the Delphi study on functional magnetic resonance imaging on tinnitus. If you are interested in the previous posts, this post describes the interface for round 1 whereas this post describes (the first part of) the interface for round 2.
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Web-interface for Delphi Method III

Web-interface for Delphi Method II

Delphi method, round 2

This post describes the web-interface I built for the second round of the Delphi method study on functional magnetic resonance imaging and tinnitus. In the second round, the experts who participated in the first round saw the responses that they gave to the first round side-by-side with the responses of all the other experts. As represented in the figure above, in round 2 the Delphi interface displayed one question and two bar plots showing the distribution of experts’ responses for the given question in round 1. To keep the post short and to the point, I divided the description of the interface for round 2 into two parts.
Continue reading “Web-interface for Delphi Method II”

Web-interface for Delphi Method II

Uploading data to the server [wbwit II]

Uploading the data gathered from the web-based version of the word identification task (i.e., lexical decision – see this post) to a MySQL database was more challenging than expected. The problem is that there is a limit on the size of data which could be transfered with an ajax XMLHttpRequest (ajax call from now on) from the web-page to the host server. It took quite a bit of trial-and-error to discover that the problem was Continue reading “Uploading data to the server [wbwit II]”

Uploading data to the server [wbwit II]