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Machine Brief|

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  3. /Epoch
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Epoch

One complete pass through the entire training dataset.

Definition

One complete pass through the entire training dataset. Training usually requires multiple epochs — the model sees all data several times to learn patterns effectively. Too few epochs means underfitting; too many can lead to overfitting. The right number depends on dataset size and model complexity.

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Related Terms

Training

The process of teaching an AI model by exposing it to data and adjusting its parameters to minimize errors.

Batch Size

The number of training examples processed together before the model updates its weights.

Overfitting

When a model memorizes the training data so well that it performs poorly on new, unseen data.

Activation Function

A mathematical function applied to a neuron's output that introduces non-linearity into the network.

Adam Optimizer

An optimization algorithm that combines the best parts of two other methods — AdaGrad and RMSProp.

AGI

Artificial General Intelligence.

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