Base | L | By unconditional probability | By 1st fragment | By 2nd fragment | By mean probability | Method 1 | Method 2 | Method 3 | Method 4 | NFIM | Advantage of NFIM (%) |
“Russian” | 1 | 0.09545 | 0.08880 | 0.09019 | 0.08228 | 0.08170 | 0.07843 | 0.08176 | 0.08120 | 0.08107 | −3.26 |
2 | 0.04314 | 0.04236 | 0.04227 | 0.04121 | 0.04107 | 0.04028 | 0.04106 | 0.04074 | 0.03952 | 1.94 | |
“German” | 1 | 0.11050 | 0.09320 | 0.10388 | 0.08973 | 0.08715 | 0.08690 | 0.08565 | 0.08617 | 0.08233 | 4.03 |
2 | 0.05481 | 0.05296 | 0.05323 | 0.05148 | 0.05110 | 0.05019 | 0.05102 | 0.05058 | 0.04838 | 3.73 | |
“Ukrainian” | 1 | 0.08394 | 0.07339 | 0.07588 | 0.06849 | 0.06694 | 0.06486 | 0.06543 | 0.06469 | 0.06223 | 3.95 |
2 | 0.04804 | 0.04731 | 0.04715 | 0.04662 | 0.04637 | 0.04561 | 0.04634 | 0.04589 | 0.04490 | 1.58 | |
“English” | 1 | 0.10177 | 0.08646 | 0.09298 | 0.08130 | 0.07845 | 0.07769 | 0.07775 | 0.07808 | 0.07504 | 3.53 |
2 | 0.04394 | 0.04292 | 0.04265 | 0.04149 | 0.04127 | 0.04049 | 0.04124 | 0.04093 | 0.03948 | 2.55 |