Module func

Traits

LogSumExp

Streaming logexp implementation as described in Sebastian Nowozin’s blog

Functions

argmax

Indices of the largest element(s) in xs.

cumsum

Cumulative sum of xs

gammafn

Gamma function, Γ(x)

gumbel_pflip

ln_binom

Natural logarithm of binomial coefficient, ln nCk

ln_fact

ln factorial

ln_gammafn

Logarithm of the gamma function, ln Γ(x)

ln_pflip

ln_pflips

Draw an index according to log-domain weights

lnmv_gamma

Natural logarithm of the multivariate gamma function, ln Γ_p(a).

log1pexp

log_product

Computes the natural logarithm of the product of a sequence of floating-point numbers.

logaddexp

mvgamma

Multivariate gamma function, Γ_p(a).

pflip

pflips

Draw n indices in proportion to their weights

sorted_uniforms

Generate a vector of sorted uniform random variables.

vec_to_string

Convert a Vector to a printable string