| 10 |
| Using energies to define probabilities |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| • | The probability
of a joint |
||||||||||||
| configuration
over both visible |
|||||||||||||
| and hidden units
depends on |
|||||||||||||
| the energy of
that joint |
|||||||||||||
| configuration
compared with |
|||||||||||||
| the energy of all
other joint |
|||||||||||||
| configurations. |
|||||||||||||
| • | The probability
of a |
||||||||||||
| configuration of
the visible |
|||||||||||||
| units is the sum
of the |
|||||||||||||
| probabilities of
all the joint |
|||||||||||||
| configurations
that contain it. |
|||||||||||||
|
|
| partition |
|
| function |
|
