Memory-cell recurrence c_t = f(c_prev, x_t) (Geron Ch 13, morie.fn hmmcel)

Memory-cell recurrence c_t = f(c_prev, x_t) (Geron Ch 13, morie.fn hmmcel)

Usage

morie_geron_memory_cell(c_prev, x_t, f)

Arguments

c_prev

Initial state.

x_t

Input (n_in,) or (T,n_in).

f

function(c_prev,x_t) -> c_t.

Value

List with c_t, states, deltas, n_steps, estimate, n, method.

Examples

leaky <- function(c, x) 0.5 * c + x
x <- matrix(0:15, nrow = 4, byrow = TRUE)
morie_geron_memory_cell(c(2, 4), c(1, 1), leaky)
#> $c_t
#> [1] 2 3
#> 
#> $states
#>      [,1] [,2]
#> [1,]    2    3
#> 
#> $deltas
#> [1] 1
#> 
#> $n_steps
#> [1] 1
#> 
#> $estimate
#> [1] 3.605551
#> 
#> $n
#> [1] 2
#> 
#> $method
#> [1] "Memory-cell recurrence c_t = f(c_{t-1}, x_t)"
#>