Deep Learning and Neural Networks
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Questions and Answers

What is the term used to describe the process where a neural network adjusts each weight to minimize the difference between the computed value and the correct value?

  • Feed Forward Network
  • Forward Propagation
  • Hidden Layers Adjustment
  • Backpropagation (correct)

Which function is used to compute the difference between the desired output and the current output in a neural network?

  • Optimization function
  • Backpropagation function
  • Loss function (correct)
  • Activation function

In the context of neural networks, what does forward propagation involve?

  • Neurons taking input values multiplied by weights (correct)
  • Adjusting weights based on error
  • Passing error information back through the network
  • Calculating the loss function

What is the primary purpose of backpropagation in a neural network?

<p>Update weights to minimize errors (D)</p> Signup and view all the answers

How does a neural network mimic human brain thinking?

<p>By having more paths and connections between input and output (D)</p> Signup and view all the answers

Which process involves cascading input values through a neural network to affect the output?

<p>Forward Propagation (B)</p> Signup and view all the answers

What is the main purpose of adjusting the weights in a neural network?

<p>To increase the accuracy of the network's predictions (D)</p> Signup and view all the answers

In neural networks, what type of learning tasks do they generally perform?

<p>Supervised learning tasks (B)</p> Signup and view all the answers

What type of data do neural networks interpret through machine perception?

<p>Numerical data (B)</p> Signup and view all the answers

In deep learning, why is Stochastic Gradient Descent preferred over using the entire training data at once?

<p>To speed up the learning process without degrading performance (B)</p> Signup and view all the answers

What allows sophisticated neural networks to identify features that may appear in different parts of the input data?

<p>Convolution (A)</p> Signup and view all the answers

What is the role of a loss function in a neural network?

<p>To minimize prediction errors (A)</p> Signup and view all the answers

What algorithm uses the gradient of the loss function to adjust a model's parameters during training?

<p>Backpropagation algorithm (A)</p> Signup and view all the answers

In the context of deep learning, what does Gradient Descent aim to minimize?

<p>Loss function (C)</p> Signup and view all the answers

Why is it mentioned that a computer can't identify the lowest point on a 3D graph by eye?

<p>To emphasize the process of Gradient Descent (C)</p> Signup and view all the answers

Which term refers to the landscape exploration technique used for finding the minimum point in a convex problem like linear functions?

<p>Gradient Descent (C)</p> Signup and view all the answers

What is the purpose of updating weight values using update calculations during Gradient Descent?

<p>To minimize the 'loss' for every point in the training data (B)</p> Signup and view all the answers

Why is it crucial to find the best line in deep learning?

<p>To minimize the loss for all points in training data (B)</p> Signup and view all the answers
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