search for: prefactor

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2007 Dec 31
0
Optimize jackknife code
...-1); b = k*i; # sum of block to delete delete_block_sums[i] = sum(O[a:b]); } v = (total_sum - delete_block_sums) / (N-k) # The Jackknife error is given by # eps^2 = (N_B-1)/N_B sum( (O_J - \bar{O})^2 ) # I don't understand the prefactor #c(k, (N_B-1)**2/N_B * var(v)); print(c(k, total_sum/N, sqrt( (N_B-1)/N_B * sum( (v-mean(v))**2 )) )); } --