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IBM AI Fundamentals: Understand Neural Network Weights Impact on Final Results

Learn how neural networks assign weights to calculated values, impacting the final result. Discover the role of weights in AI and machine learning models.

Table of Contents

Question

After calculating values, what do neural networks often assign to those values that impact the final result?

A. Cosine
B. Activation
C. Angles
D. Weight

Answer

D. Weight

Explanation

Algorithm results are often assigned a weight that raises or lowers their impact on the final result.

After calculating values, neural networks often assign weights to those values that impact the final result. Weights are learnable parameters in a neural network that determine the importance or influence of each input or connection on the output of the network.

During the training process, the neural network adjusts these weights based on the training data and the desired output. The weights are multiplied by the input values, and the results are summed up and passed through an activation function to determine the output of each neuron in the network.

By assigning different weights to the calculated values, the neural network can prioritize certain inputs or connections over others, allowing it to learn complex patterns and make accurate predictions. The optimization of weights is a crucial aspect of training a neural network, as it enables the model to minimize the difference between its predictions and the actual target values.

In summary, weights play a vital role in neural networks by determining the impact of calculated values on the final result, allowing the model to learn and make accurate predictions based on the input data.

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