Mercurial > hg > webaudioevaluationtool
comparison docs/Instructions/ListeningTestInstructions.tex @ 318:85f05a29a01a WAC2016
Minor edits to paper, updated installation instructions, added to be ignored files (e.g. LaTeX auxiliary files)
author | Brecht De Man <b.deman@qmul.ac.uk> |
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date | Wed, 30 Sep 2015 18:34:40 +0200 |
parents | be08f0bc3f31 |
children | 33d7a1faa50b |
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9 \usepackage{listings} % Source code | 9 \usepackage{listings} % Source code |
10 \usepackage{amssymb} | 10 \usepackage{amssymb} |
11 \usepackage{cite} | 11 \usepackage{cite} |
12 \usepackage{hyperref} % Hyperlinks | 12 \usepackage{hyperref} % Hyperlinks |
13 \usepackage[nottoc,numbib]{tocbibind} % 'References' in TOC | |
13 | 14 |
14 \graphicspath{{img/}} % Relative path where the images are stored. | 15 \graphicspath{{img/}} % Relative path where the images are stored. |
15 | 16 |
16 \title{Instructions for listening tests using\\ Web Audio Evaluation Tool} | 17 \title{Instructions for listening tests using\\ Web Audio Evaluation Tool} |
17 \author{Brecht De Man} | 18 \author{Brecht De Man} |
18 \date{} % Activate to display a given date or no date | 19 \date{} % Activate to display a given date or no date |
19 | 20 |
20 \begin{document} | 21 \begin{document} |
21 \maketitle | 22 \maketitle |
22 | 23 |
23 These instructions are about use of the Web Audio Evaluation Tool \cite{deman2015c} with the APE interface \cite{deman2014b} on Windows and Mac OS X platforms. | 24 These instructions are about use of the Web Audio Evaluation Tool \cite{waet} with the APE interface \cite{ape} on Windows and Mac OS X platforms. |
24 % TO DO: Linux | 25 % TO DO: Linux |
25 | 26 |
26 \tableofcontents | 27 \tableofcontents |
27 | 28 |
28 | 29 \clearpage |
29 | 30 |
30 \section{Installation and set up} | 31 \section{Installation and set up} |
31 Download the folder and unzip in a location of your choice. | 32 Download the folder (\url{https://code.soundsoftware.ac.uk/hg/webaudioevaluationtool/archive/tip.zip}) and unzip in a location of your choice. |
32 | 33 |
33 \subsection{Contents} | 34 \subsection{Contents} |
34 The folder should contain the following elements: \\ | 35 The folder should contain the following elements: \\ |
35 | 36 |
36 \textbf{Main folder:} | 37 \textbf{Main folder:} |
37 \begin{itemize} | 38 \begin{itemize} |
38 \item \texttt{ape.css, core.css, graphics.css}, structure.css: style files (edit to change appearance) | 39 \item \texttt{ape.css, core.css, graphics.css, structure.css}: style files (edit to change appearance) |
39 \item \texttt{ape.js}: JavaScript file for APE-style interface \cite{deman2014b} | 40 \item \texttt{ape.js}: JavaScript file for APE-style interface \cite{ape} |
40 \item \texttt{core.js}: JavaScript file with core functionality | 41 \item \texttt{CITING.txt, LICENSE.txt, README.txt}: text files with, respectively, the citation which we ask to include in any work where this tool or any portion thereof is used, modified or otherwise; the license under which the software is shared; and a general readme file. |
41 \item \texttt{index.html}: webpage where interface should appear | 42 \item \texttt{core.js}: JavaScript file with core functionality |
42 \item \texttt{jquery-2.1.4.js}: jQuery JavaScript Library | 43 \item \texttt{index.html}: webpage where interface should appear |
43 \item \texttt{pythonServer.py}: webserver for running tests locally | 44 \item \texttt{jquery-2.1.4.js}: jQuery JavaScript Library |
44 \item \texttt{pythonServer-legacy.py}: webserver with limited functionality (no automatic storing of output XML files)\\ | 45 \item \texttt{pythonServer.py}: webserver for running tests locally |
45 \end{itemize} | 46 \item \texttt{pythonServer-legacy.py}: webserver with limited functionality (no automatic storing of output XML files)\\ |
46 \textbf{Documentation (/docs/)} | 47 \end{itemize} |
47 \begin{itemize} | 48 \textbf{Documentation (./docs/)} |
48 \item Project Specification Document (\LaTeX/PDF) | 49 \begin{itemize} |
49 \item Results Specification Document (\LaTeX/PDF) | 50 \item Instructions: PDF and \LaTeX source of these instructions |
50 \item SMC15: PDF and \LaTeX source of corresponding SMC2015 publication \cite{deman2015c}\\ | 51 \item Project Specification Document (\LaTeX/PDF) |
51 \end{itemize} | 52 \item Results Specification Document (\LaTeX/PDF) |
52 \textbf{Example project (/example\_eval/)} | 53 \item SMC15: PDF and \LaTeX source of corresponding SMC2015 publication \cite{waet} |
53 \begin{itemize} | 54 \item WAC2016: PDF and \LaTeX source of corresponding WAC2016 publication\\ |
54 \item An example of what the set up XML should look like, with example audio files 0.wav-10.wav which are short recordings at 44.1kHz, 16bit of a woman saying the corresponding number (useful for testing randomisation and general familiarisation with the interface).\\ \end{itemize} | 55 \end{itemize} |
55 \textbf{Output files (/saves/)} | 56 \textbf{Example project (./example\_eval/)} |
56 \begin{itemize} | 57 \begin{itemize} |
57 \item The output XML files of tests will be stored here by default by the \texttt{pythonServer.py} script.\\ \end{itemize} | 58 \item An example of what the set up XML should look like, with example audio files 0.wav-10.wav which are short recordings at 44.1kHz, 16bit of a woman saying the corresponding number (useful for testing randomisation and general familiarisation with the interface).\\ |
58 \textbf{Auxiliary scripts (/scripts/)} | 59 \end{itemize} |
59 \begin{itemize} | 60 \textbf{Output files (./saves/)} |
60 \item Helpful Python scripts for extraction and visualisation of data.\\ \end{itemize} | 61 \begin{itemize} |
61 \textbf{Test creation tool (/test\_create/)} | 62 \item The output XML files of tests will be stored here by default by the \texttt{pythonServer.py} script.\\ |
62 \begin{itemize} | 63 \end{itemize} |
63 \item Webpage for easily setting up your own test without having to delve into the XML.\\ \end{itemize} | 64 \textbf{Auxiliary scripts (./scripts/)} |
65 \begin{itemize} | |
66 \item Helpful Python scripts for extraction and visualisation of data.\\ | |
67 \end{itemize} | |
68 \textbf{Test creation tool (./test\_create/)} | |
69 \begin{itemize} | |
70 \item Webpage for easily setting up your own test without having to delve into the XML.\\ | |
71 \end{itemize} | |
64 | 72 |
65 \subsection{Browser} | 73 \subsection{Browser} |
66 As Microsoft Internet Explorer doesn't support the Web Audio API \footnote{\url{http://caniuse.com/\#feat=audio-api}}, you will need another browser like Google Chrome, Safari or Firefox (all three are tested and confirmed to work). | 74 As Microsoft Internet Explorer doesn't support the Web Audio API\footnote{\url{http://caniuse.com/\#feat=audio-api}}, you will need another browser like Google Chrome, Safari or Firefox (all three are tested and confirmed to work). |
67 | 75 |
68 The tool is platform-independent and works in any browser that supports the Web Audio API. It does not require any specific, proprietary software. However, in case the tool is hosted locally (i.e. you are not hosting it on an actual webserver) you will need Python, which is a free programming language - see the next paragraph. | 76 The tool is platform-independent and works in any browser that supports the Web Audio API. It does not require any specific, proprietary software. However, in case the tool is hosted locally (i.e. you are not hosting it on an actual webserver) you will need Python, which is a free programming language - see the next paragraph. |
69 | 77 |
70 \subsection{Python 2.7} | 78 \subsection{Python 2.7} |
71 On Windows, Python 2.7 is not generally preinstalled and therefore has to be downloaded\footnote{\url{https://www.python.org/downloads/windows/}} and installed to be able to run scripts such as the local webserver, necessary if the tool is hosted locally. | 79 On Windows, Python 2.7 is not generally preinstalled and therefore has to be downloaded\footnote{\url{https://www.python.org/downloads/windows/}} and installed to be able to run scripts such as the local webserver, necessary if the tool is hosted locally. |
72 | 80 |
73 On Mac OS X, Python comes preinstalled. | 81 On Mac OS X, Python comes preinstalled. |
74 | 82 |
75 | 83 \clearpage |
76 \section{Listening test} | 84 |
85 \section{Listening test: Local} | |
77 \subsection{Start local webserver} | 86 \subsection{Start local webserver} |
78 If the test is hosted locally, you will need to run the local webserver provided with this tool. | 87 If the test is hosted locally, you will need to run the local webserver provided with this tool. |
79 | 88 |
89 \subsubsection{Mac OS X} | |
90 Open the Terminal (find it in \textbf{Applications/Terminal} or via Spotlight), and go to the folder you downloaded. To do this, type \texttt{cd [folder]}, where \texttt{[folder]} is the folder where to find the \texttt{pythonServer.py} script you downloaded. For instance, if the location is \texttt{/Users/John/Documents/test/}, then type | |
91 | |
92 \texttt{cd /Users/John/Documents/test/} | |
93 | |
94 Then hit enter and run the Python script by typing | |
95 | |
96 \texttt{python pythonServer.py} | |
97 | |
98 and hit enter again. See also Figure \ref{fig:terminal}. | |
99 | |
100 \begin{figure}[htbp] | |
101 \begin{center} | |
102 \includegraphics[width=.75\textwidth]{pythonServer.png} | |
103 \caption{Mac OS X: The Terminal window after going to the right folder (\texttt{cd [folder\_path]}) and running \texttt{pythonServer.py}.} | |
104 \label{fig:terminal} | |
105 \end{center} | |
106 \end{figure} | |
107 | |
108 Alternatively, you can simply type \texttt{python} (follwed by a space) and drag the file into the Terminal window from Finder. % DOESN'T WORK YET | |
109 | |
110 You can leave this running throughout the different experiments (i.e. leave the Terminal open). | |
111 | |
80 \subsubsection{Windows} | 112 \subsubsection{Windows} |
81 | 113 |
82 Simply double click the Python script \texttt{pythonServer.py} in the folder you downloaded. | 114 Simply double click the Python script \texttt{pythonServer.py} in the folder you downloaded. |
83 | 115 |
84 You may see a warning like the one in Figure \ref{fig:warning}. Click `Allow access'. | 116 You may see a warning like the one in Figure \ref{fig:warning}. Click `Allow access'. |
85 | 117 |
86 \begin{figure}[htbp] | 118 \begin{figure}[htbp] |
87 \begin{center} | 119 \begin{center} |
88 \includegraphics[width=.6\textwidth]{warning.png} | 120 \includegraphics[width=.6\textwidth]{warning.png} |
89 \caption{Windows: Potential warning message when executing \texttt{pythonServer.py}.} | 121 \caption{Windows: Potential warning message when executing \texttt{pythonServer.py}.} |
90 \label{fig:warning} | 122 \label{fig:warning} |
91 \end{center} | 123 \end{center} |
92 \end{figure} | 124 \end{figure} |
93 | 125 |
94 The process should now start, in the Command prompt that opens - see Figure \ref{fig:python}. | 126 The process should now start, in the Command prompt that opens - see Figure \ref{fig:python}. |
95 | 127 |
96 \begin{figure}[htbp] | 128 \begin{figure}[htbp] |
97 \begin{center} | 129 \begin{center} |
98 \includegraphics[width=.75\textwidth]{python.png} | 130 \includegraphics[width=.75\textwidth]{python.png} |
99 \caption{Windows: The Command Prompt after running \texttt{pythonServer.py} and opening the corresponding website.} | 131 \caption{Windows: The Command Prompt after running \texttt{pythonServer.py} and opening the corresponding website.} |
100 \label{fig:python} | 132 \label{fig:python} |
101 \end{center} | 133 \end{center} |
102 \end{figure} | 134 \end{figure} |
103 | 135 |
104 You can leave this running throughout the different experiments (i.e. leave the Command Prompt open). | 136 You can leave this running throughout the different experiments (i.e. leave the Command Prompt open). |
105 | 137 |
106 | 138 |
107 \subsubsection{Mac OS X} | 139 \clearpage |
108 Open the Terminal (find it in \textbf{Applications/Terminal} or via Spotlight), and go to the folder you downloaded. To do this, type \texttt{cd [folder]}, where \texttt{[folder]} is the folder where to find the \texttt{pythonServer.py} script you downloaded. For instance, if the location is \texttt{/Users/John/Documents/test/}, then type | |
109 | |
110 \texttt{cd /Users/John/Documents/test/} | |
111 | |
112 Then hit enter and run the Python script by typing | |
113 | |
114 \texttt{python pythonServer.py} | |
115 | |
116 and hit enter again. See also Figure \ref{fig:terminal}. | |
117 | |
118 \begin{figure}[htbp] | |
119 \begin{center} | |
120 \includegraphics[width=.75\textwidth]{pythonServer.png} | |
121 \caption{Mac OS X: Potential warning message when executing \texttt{pythonServer.py}.} | |
122 \label{fig:terminal} | |
123 \end{center} | |
124 \end{figure} | |
125 | |
126 Alternatively, you can simply type \texttt{python} (follwed by a space) and drag the file into the Terminal window from Finder. % DOESN'T WORK YET | |
127 | |
128 You can leave this running throughout the different experiments (i.e. leave the Terminal open). | |
129 | |
130 | |
131 \subsection{Sample rate} | 140 \subsection{Sample rate} |
132 Depending on how the experiment is set up, audio is resampled automatically (the Web Audio default) or the sample rate is enforced. In the latter case, you will need to make sure that the sample rate of the system is equal to the sample rate of these audio files. For this reason, all audio files in the experiment will have to have the same sample rate. | 141 Depending on how the experiment is set up, audio is resampled automatically (the Web Audio default) or the sample rate is enforced. In the latter case, you will need to make sure that the sample rate of the system is equal to the sample rate of these audio files. For this reason, all audio files in the experiment will have to have the same sample rate. |
133 | 142 |
134 To change the sample rate in Mac OS X, go to \textbf{Applications/Utilities/Audio MIDI Setup} or find this application with Spotlight. Then select the output of the audio interface you are using and change the `Format' to the appropriate number. Also make sure the bit depth and channel count are as desired. | 143 Always make sure that all other digital equipment in the playback chain (clock, audio interface, digital-to-analog converter, ...) is set to this same sample rate. |
135 If you are using an external audio interface, you may have to go to the preference pane of that device to change the sample rate. | 144 |
136 | 145 \subsubsection{Mac OS X} |
137 To change the sample rate in Windows, right-click on the speaker icon in the lower-right corner of your desktop and choose `Playback devices'. Right-click the appropriate playback device and click `Properties'. Click the `Advanced' tab and verify or change the sample rate under `Default Format'. % NEEDS CONFIRMATION | 146 To change the sample rate in Mac OS X, go to \textbf{Applications/Utilities/Audio MIDI Setup} or find this application with Spotlight. Then select the output of the audio interface you are using and change the `Format' to the appropriate number. Also make sure the bit depth and channel count are as desired. |
138 | 147 If you are using an external audio interface, you may have to go to the preference pane of that device to change the sample rate. |
139 Always make sure that all other digital equipment in the playback chain (clock, audio interface, digital-to-analog converter, ...) is set to this same sample rate. | 148 |
149 \subsubsection{Windows} | |
150 To change the sample rate in Windows, right-click on the speaker icon in the lower-right corner of your desktop and choose `Playback devices'. Right-click the appropriate playback device and click `Properties'. Click the `Advanced' tab and verify or change the sample rate under `Default Format'. % NEEDS CONFIRMATION | |
151 If you are using an external audio interface, you may have to go to the preference pane of that device to change the sample rate. | |
152 | |
140 | 153 |
141 | 154 |
142 \subsection{Setting up a participant} | 155 \subsection{Setting up a participant} |
143 | 156 |
144 \subsubsection{Instructions} % EXAMPLE? | 157 \subsubsection{Instructions} % EXAMPLE? |
176 \caption{The start of the test in Google Chrome on Windows 7.} | 189 \caption{The start of the test in Google Chrome on Windows 7.} |
177 \label{fig:test} | 190 \label{fig:test} |
178 \end{center} | 191 \end{center} |
179 \end{figure} | 192 \end{figure} |
180 | 193 |
181 If at any point in the test the participant reports weird behaviour or an error of some kind, or the test needs to be interrupted, please notify the experimenter and/or refer to Section \ref{sec:troubleshooting}. | 194 If at any point in the test the participant reports weird behaviour or an error of some kind, or the test needs to be interrupted, please notify the experimenter and/or refer to Section \ref{sec:troubleshooting}. |
182 | 195 |
183 When the test is over (the subject should see a message to that effect, and click `Submit' one last time), the output XML file containing all collected data should have appeared in `saves/'. The names of these files are `test-0.xml', `test-1.xml', etc., in ascending order. The Terminal or Command prompt running the local web server will display the following file name. If such a file did not appear, please again refer to Section \ref{sec:troubleshooting}. | 196 When the test is over (the subject should see a message to that effect, and click `Submit' one last time), the output XML file containing all collected data should have appeared in `saves/'. The names of these files are `test-0.xml', `test-1.xml', etc., in ascending order. The Terminal or Command prompt running the local web server will display the following file name. If such a file did not appear, please again refer to Section \ref{sec:troubleshooting}. |
184 | 197 |
185 It is advised that you back up these results as often as possible, as a loss of this data means that the time and effort spent by the subject(s) has been in vain. Save the results to an external or network drive, and/or send them to the experimenter regularly. | 198 It is advised that you back up these results as often as possible, as a loss of this data means that the time and effort spent by the subject(s) has been in vain. Save the results to an external or network drive, and/or send them to the experimenter regularly. |
186 | 199 |
188 | 201 |
189 | 202 |
190 \subsubsection{Survey} | 203 \subsubsection{Survey} |
191 The tool allows for embedded questions before and after each page, and before and after the whole test. If these do \underline{not} include survey questions (about the participant's background, demographic information, and so on) make sure to ask the participant to complete the survey immediately after the test. Above anything else, this decreases the likelihood that the survey goes forgotten and the experimenters do not receive the data in time. | 204 The tool allows for embedded questions before and after each page, and before and after the whole test. If these do \underline{not} include survey questions (about the participant's background, demographic information, and so on) make sure to ask the participant to complete the survey immediately after the test. Above anything else, this decreases the likelihood that the survey goes forgotten and the experimenters do not receive the data in time. |
192 | 205 |
193 | 206 \clearpage |
194 \subsection{Troubleshooting} \label{sec:troubleshooting} | 207 \subsection{Troubleshooting} \label{sec:troubleshooting} |
195 Thanks to feedback from using the interface in experiments by the authors and others, many bugs have been caught and fatal crashes due to the interface (provided it is set up properly by the user) seem to be a thing of the past. | 208 Thanks to feedback from using the interface in experiments by the authors and others, many bugs have been caught and fatal crashes due to the interface (provided it is set up properly by the user) seem to be a thing of the past. |
196 However, if things do go wrong or the test needs to be interrupted for whatever reason, all data is not lost. In a normal scenario, the test needs to be completed until the end (the final `Submit'), at which point the output XML is stored in the \texttt{saves/}. If this stage is not reached, open the JavaScript Console (see below for how to find it) and type | 209 However, if things do go wrong or the test needs to be interrupted for whatever reason, all data is not lost. In a normal scenario, the test needs to be completed until the end (the final `Submit'), at which point the output XML is stored in the \texttt{saves/}. If this stage is not reached, open the JavaScript Console (see below for how to find it) and type |
197 | 210 |
198 \texttt{createProjectSave()} | 211 \texttt{createProjectSave()} |
199 | 212 |
200 and hit enter. This will open a pop-up window with a hyperlink that reads `Save File'; click it and an XML file with results until that point should be stored in your download folder. | 213 and hit enter. This will open a pop-up window with a hyperlink that reads `Save File'; click it and an XML file with results until that point should be stored in your download folder. |
214 | |
201 Alternatively, a lot of data can be read from the same console, in which the tool prints a lot of debug information. Specifically: | 215 Alternatively, a lot of data can be read from the same console, in which the tool prints a lot of debug information. Specifically: |
202 \begin{itemize} | 216 \begin{itemize} |
203 \item the randomisation of pages and fragments are logged; | 217 \item the randomisation of pages and fragments are logged; |
204 \item any time a slider is played, its ID and the time stamp (in seconds since the start of the test) are displayed; | 218 \item any time a slider is played, its ID and the time stamp (in seconds since the start of the test) are displayed; |
205 \item any time a slider is dragged and dropped, the location where it is dropped including the time stamp are shown; | 219 \item any time a slider is dragged and dropped, the location where it is dropped including the time stamp are shown; |
206 \item any comments and pre- or post-test questions and their answers are logged as well. | 220 \item any comments and pre- or post-test questions and their answers are logged as well. |
207 \end{itemize} | 221 \end{itemize} |
208 | 222 |
209 You can select all this and save into a text file, so that none of this data is lost. You may to choose to do this even when a test was successful as an extra precaution. | 223 You can select all this and save into a text file, so that none of this data is lost. You may to choose to do this even when a test was successful as an extra precaution. |
210 | 224 |
211 \subsubsection{Opening the JavaScript Console} | 225 \subsubsection{Opening the JavaScript Console} |
212 \begin{itemize} | 226 \begin{itemize} |
213 \item In Google Chrome, the JavaScript Console can be found in \textbf{View$>$Developer$>$JavaScript Console}, or via the keyboard shortcut Cmd + Alt + J (Mac OS X). | 227 \item In Google Chrome, the JavaScript Console can be found in \textbf{View$>$Developer$>$JavaScript Console}, or via the keyboard shortcut Cmd + Alt + J (Mac OS X). |
214 \item In Safari, the JavaScript Console can be found in \textbf{Develop$>$Show Error Console}, or via the keyboard shortcut Cmd + Alt + C (Mac OS X). Note that for the Developer menu to be visible, you have to go to Preferences (Cmd + ,) and enable `Show Develop menu in menu bar' in the `Advanced' tab. | 228 \item In Safari, the JavaScript Console can be found in \textbf{Develop$>$Show Error Console}, or via the keyboard shortcut Cmd + Alt + C (Mac OS X). Note that for the Developer menu to be visible, you have to go to Preferences (Cmd + ,) and enable `Show Develop menu in menu bar' in the `Advanced' tab. |
215 \item In Firefox, go to \textbf{Tools$>$Web Developer$>$Web Console}, or hit Cmd + Alt + K. | 229 \item In Firefox, go to \textbf{Tools$>$Web Developer$>$Web Console}, or hit Cmd + Alt + K. |
216 \end{itemize} | 230 \end{itemize} |
217 | 231 |
218 % TO DO: add bibliography here | 232 \clearpage |
233 \section{Listening test: remote} | |
234 | |
235 (TBA) | |
236 | |
237 \clearpage | |
238 \bibliographystyle{ieeetr} | |
239 \bibliography{ListeningTestInstructions}{} | |
219 | 240 |
220 \end{document} | 241 \end{document} |