Neural Nets

What is a neuron?

How it receives its input?

How does it generate an ouput?

How neuron codes inforation?

Conduction: information comes into dendrite, comes into cell body and sends it to axon terminals

in biology, neurons are organized into networks

what are synaptic weights?

synaptic plasticity?

-changing of wights in neural circut

more molecules equal more synapses

 

 

Dendrites-axons-dendrites

 

mcculloch and pitt neurion: based neuron

Differently weighted inputs are summed and then threshold (question_

bias are assigned to inputs randomnly

softmax: weightes, bias and comes up with results

 

Convolution:

 

Image classifier

in math: operation of two functions that produce a thids

in ANNs:

multiple layers, each layer pays attention to set of features in aan input and generates output

these layes are stacked one on top of the other

 

How do ANN learn?

Tricky aspect of neural networks

how many neurons you want per layer

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