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  1. Write a Distribution Analysis Function

    • See mainrun_train_test.py for the incomplete function.

    • This function should calculate how often each intent and slot appears in the dataset.

    • Think about what fields in the dataset you’ll need:

      • Intent: Directly accessible as example['intent'].

      • Slots: Comes from example['slots'] but might need to be flattened into a single list.

    • Use a counting method to track the frequency of intents and slots.

    Tips:

    • Use tools like collections.Counter for efficient counting.

    • Ensure your function handles edge cases, such as examples without any slots.

  2. Run the Function on Training and Testing Data

    • Call your distribution function for both datasets.

    • Print the results to inspect the frequency of each intent and slot.

    Tips:

    • Compare the distributions of training and test datasets.

    • Look for imbalances or unexpected gaps. For example:

      • Are certain intents or slots underrepresented or missing?

      • Does the test set mirror the training set?

  3. Interpret the Results

    • Once you have the distributions, analyze them to answer key questions:

      • Which intents or slots are the most frequent? The least?

      • Are there any imbalances that might cause the model to focus too heavily on common labels?

      • Are rare intents or slots important for the system’s performance?

    • Reflect on how these observations might affect training.

    Tips:

    • If rare intents or slots are crucial, consider strategies like data augmentation or using weighted loss functions during training.

    • If the test distribution doesn’t match the training distribution, think about how this might affect evaluation.

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