Deep Learning - Artificial Neural Networks with Tensorflow - Categorical Cross Entropy

Deep Learning - Artificial Neural Networks with Tensorflow - Categorical Cross Entropy

Assessment

Interactive Video

Computers

11th - 12th Grade

Hard

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FREE Resource

The video tutorial explains the cross entropy loss function used in multi-class classification, focusing on the categorical distribution and its analogy to a die roll. It covers the probability mass function (PMF) and indicator functions, and how maximum likelihood estimation (MLE) is applied. The inefficiencies of one-hot encoding are discussed, leading to an explanation of sparse categorical cross entropy, which is more efficient in TensorFlow by avoiding unnecessary computations.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the categorical cross entropy loss function used for?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the difference between the Bernoulli distribution and the categorical distribution.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What does the indicator function do in the context of categorical distribution?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the process of maximum likelihood estimation for finding the parameters of the categorical distribution.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What is one hot encoding and how is it applied in categorical classification?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the sparse categorical cross entropy differ from the regular categorical cross entropy?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is it more efficient to use sparse categorical cross entropy in TensorFlow?

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