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The Total Variation Csiszar-function in log-space.
tfp.substrates.jax.vi.total_variation(
logu, name=None
)
A Csiszar-function is a member of,
F = { f:R_+ to R : f convex }.
The Total-Variation Csiszar-function is:
f(u) = 0.5 |u - 1|
Args | |
---|---|
logu
|
float -like Tensor representing log(u) from above.
|
name
|
Python str name prefixed to Ops created by this function.
|
Returns | |
---|---|
total_variation_of_u
|
float -like Tensor of the Csiszar-function
evaluated at u = exp(logu) .
|