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the next step is highlighted in red. In Figure 4.3, the user initially sees the red highlighted
Browse button next to the Load Training Data control.
Figure 4.3. Red Browse button before the training data is loaded.
Once the training data is successfully loaded, Figure 4.4 shows that the Browse
button next to the Load Data Labels control was highlighted in red. If the user loads the
validation data, the Browse button next to the Load Data Labels control would still be
highlighted red because loading the validation data is not a required step for the
GlycoAnalyzer application.
Figure 4.4. Red Browse button after the training data is loaded.
If the application is launched for the first time, the order of operation is as follows (1)
Load the training data file, (2) Load the data labels file, (3) Complete the preprocessing of
data, (4) Complete the feature selection and projection of data, (4) Plot the data. Each time
the application is closed, the current configuration is saved. The next time the
GlycoAnalyzer is launched, the previously saved configuration is loaded and the appropriate
button is highlighted red indicating the starting step for the user. If the application is
launched and only the training data file was loaded in the previous session, the Browse
button next to the Data Labels control will be highlighted red indicating that loading the data
labels file is the next step. If the training data and data labels files were loaded in the