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ANN - Coggle Diagram
ANN
Neuron
100 billion
classified
morphologically
functionallity
consist of
cell body (nucleus)
2 extensions
recite AFFERENT
deliver EFFERENT
SENSORY
one input axons
to specialized receptor cells
Thresholds
Effect
Excitory
inhibitory
Neurotransmitters
100 step rule
Primary brain process takes 500 ms non pig di 100 neuroni firing
neural computation in parallel
Learning
not a pre-programmed skill
act on signal transmission
improve of the synaptic excanghe AT NEURAL LEVEL
improve learning, less energy required
Neural plasticity
changes in the efficiency of their synaptic transmission by increasing the protein connections
specializing the function of neuron populations
coherent network of neurons
Reccurent activations
classified
long term
Short term
Computational model
composed by
one or more input
one output
weights accounts for the strength and the type of the neural link
Wij>0 eccitatorio
Wij<0 inibitorio
pesi
sym
Wij=Wji
antisym
Wij=-Wji
output linear combination of input and weights
u = F(P-T)
Activation functions