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Rappel: sequence models

Authored by sonia MESBEH

Engineering

12th Grade

Used 1+ times

Rappel: sequence models
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9 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What are the limitations of CNNs?

Fixed input size

Lack of memory

Order invariance

Parallel processing capability

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What is a recurrent neural network (RNN)?

Designed to handle sequences of variable length

Does not have memory

Captures temporal dependencies

Used only for image processing

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is backpropagation through time (BPTT)?

Learning method for RNN

Dimensionality reduction technique

Approach for image processing

Classification algorithm

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two common problems that occur during backpropagation?

Vanishing gradients

Exploding gradients

Both of the above

None of the above

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What are the steps that an LSTM network performs during each pass?

Detection of past information in the cell state via the forget gate

Selection of relevant long-term information through the input gate

Adding the selected information to the cell state

Detection of important short-term information in the cell state

Generation of the new hidden state through the output gate

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the input gate in an LSTM?

Decide which new information will be stored.

Eliminate irrelevant information.

Regulate the network with the tanh function.

Produce short-term memory.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the forget gate work in an LSTM?

It decides which information should be retained.

It multiplies the long-term memory by a forget vector.

It uses the sigmoid function.

It produces a new version of the long-term memory.

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