Mastering the Sequence 2 Sequence Model with Attention

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Questions and Answers

Which type of neural networks are prerequisites for understanding the sequence 2 sequence model?

  • Recurrent Neural Networks (RNN) (correct)
  • Convolutional Neural Networks (CNN)
  • Feedforward Neural Networks (FNN)
  • Generative Adversarial Networks (GAN)

What is the purpose of attention mechanisms in the sequence 2 sequence model?

  • To reduce the complexity of the encoder-decoder architecture
  • To focus on a particular area of interest (correct)
  • To improve the accuracy of neural machine translation
  • To increase the efficiency of recurrent neural networks

In which scenario would the level of attention be higher according to the text?

  • Reading an article related to the current news
  • Both scenarios have the same level of attention
  • The text does not provide enough information to determine
  • Preparing for a test (correct)

What type of architecture do Sequence to Sequence (Seq2Seq) models use?

<p>Encoder-decoder architecture (B)</p>
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What is one use case for Seq2Seq models?

<p>Text summarization (C)</p>
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Which equation represents the computation of the attention score $e$ in the sequence to sequence model?

<p>$e = f(s_{i-1}, h_j)$ (D)</p>
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What does the context vector $c$ represent in the sequence to sequence model?

<p>A weighted sum of the encoder hidden states (C)</p>
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What does the alignment model $f$ in the sequence to sequence model score?

<p>How well the inputs around position $j$ and the output at position $i$ match (D)</p>
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How is the attention score $e$ used to compute the attention weights $\alpha_{ij}$?

<p>By taking a softmax over the attention scores $e$ with respect to the $i$th output (B)</p>
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How does attention help alleviate the vanishing gradient problem in the sequence to sequence model?

<p>By providing a direct path to the inputs (C)</p>
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