Research Article
A Comparative Numerical Study of the Spectral Theory Approach of Nishimura and the Roots Method Based on the Analysis of BDMMAP/G/1 Queue
Table 4
Distribution of stationary probability at arbitrary epoch using CGG method for deterministic service time distribution.
| | | | | | | | | | | | | Tail probability () |
| 0 | | | | | | | | | | | | | | | | | | | | | | | | |
| 1 | 0.002811 | 0.016898 | 0.054698 | 0.047333 | 0.014415 | 0.023149 | 0.001694 | 0.000382 | 0.001168 | 0.001622 | 0.164170 | 0.041843 |
| 2 | 0.001795 | 0.008742 | 0.021327 | 0.022088 | 0.009515 | 0.017742 | 0.001806 | 0.000739 | 0.001822 | 0.002387 | 0.087964 | 0.038314 |
| 3 | 0.001015 | 0.005005 | 0.011847 | 0.012207 | 0.005651 | 0.011572 | 0.001687 | 0.000897 | 0.002406 | 0.003131 | 0.055420 | 0.035081 |
| 4 | 0.000573 | 0.003182 | 0.008287 | 0.008159 | 0.003570 | 0.008109 | 0.001463 | 0.000905 | 0.002680 | 0.003661 | 0.040588 | 0.032122 |
| 5 | 0.000349 | 0.002275 | 0.006573 | 0.006242 | 0.002566 | 0.006273 | 0.001266 | 0.000846 | 0.002733 | 0.003903 | 0.033025 | 0.029412 |
| 6 | 0.000239 | 0.001796 | 0.005581 | 0.005188 | 0.002045 | 0.005216 | 0.001107 | 0.000772 | 0.002656 | 0.003918 | 0.028518 | 0.026931 |
| 7 | 0.000183 | 0.001515 | 0.004914 | 0.004513 | 0.001735 | 0.004526 | 0.000982 | 0.000701 | 0.002516 | 0.003790 | 0.025376 | 0.024659 |
| 8 | 0.000151 | 0.001329 | 0.004407 | 0.004021 | 0.001524 | 0.004022 | 0.000882 | 0.000638 | 0.002350 | 0.003586 | 0.022911 | 0.022579 |
| 9 | 0.000131 | 0.001190 | 0.003992 | 0.003629 | 0.001364 | 0.003622 | 0.000797 | 0.000582 | 0.002177 | 0.003348 | 0.020832 | 0.020674 |
| 10 | 0.000117 | 0.001077 | 0.003634 | 0.003296 | 0.001233 | 0.003285 | 0.000725 | 0.000531 | 0.002007 | 0.003101 | 0.019007 | 0.018930 |
| 11 | 0.000106 | 0.000981 | 0.003317 | 0.003005 | 0.001121 | 0.002991 | 0.000661 | 0.000486 | 0.001845 | 0.002859 | 0.017371 | 0.017333 |
| 12 | 0.000096 | 0.000895 | 0.003032 | 0.002744 | 0.001023 | 0.002731 | 0.000603 | 0.000444 | 0.001693 | 0.002628 | 0.015890 | 0.015871 |
| 13 | 0.000088 | 0.000819 | 0.002773 | 0.002509 | 0.000934 | 0.002496 | 0.000551 | 0.000406 | 0.001553 | 0.002412 | 0.014542 | 0.014532 |
| 14 | 0.000080 | 0.000749 | 0.002538 | 0.002296 | 0.000854 | 0.002283 | 0.000504 | 0.000372 | 0.001423 | 0.002212 | 0.013311 | 0.013306 |
| 15 | 0.000073 | 0.000685 | 0.002323 | 0.002101 | 0.000782 | 0.002089 | 0.000462 | 0.000341 | 0.001303 | 0.002027 | 0.012186 | 0.012183 |
| 16 | 0.000067 | 0.000627 | 0.002127 | 0.001923 | 0.000715 | 0.001912 | 0.000423 | 0.000312 | 0.001194 | 0.001857 | 0.011157 | 0.011156 |
| 17 | 0.000061 | 0.000574 | 0.001947 | 0.001761 | 0.000655 | 0.001750 | 0.000387 | 0.000285 | 0.001093 | 0.001701 | 0.010215 | 0.010214 |
| 18 | 0.000056 | 0.000526 | 0.001783 | 0.001612 | 0.000600 | 0.001602 | 0.000354 | 0.000261 | 0.001001 | 0.001558 | 0.009353 | 0.009353 |
| 19 | 0.000051 | 0.000482 | 0.001632 | 0.001476 | 0.000549 | 0.001467 | 0.000324 | 0.000239 | 0.000917 | 0.001426 | 0.008564 | 0.008564 |
| 20 | 0.000047 | 0.000441 | 0.001494 | 0.001352 | 0.000503 | 0.001343 | 0.000297 | 0.000219 | 0.000839 | 0.001306 | 0.007841 | 0.007841 |
| 21 | 0.000043 | 0.000404 | 0.001368 | 0.001237 | 0.000460 | 0.001230 | 0.000272 | 0.000201 | 0.000769 | 0.001196 | 0.007180 | 0.007180 |
| 22 | 0.000039 | 0.000370 | 0.001253 | 0.001133 | 0.000421 | 0.001126 | 0.000249 | 0.000184 | 0.000704 | 0.001095 | 0.006574 | 0.006574 |
| 23 | 0.000036 | 0.000338 | 0.001147 | 0.001037 | 0.000386 | 0.001031 | 0.000228 | 0.000168 | 0.000644 | 0.001003 | 0.006020 | 0.006020 |
| 24 | 0.000033 | 0.000310 | 0.001050 | 0.000950 | 0.000353 | 0.000944 | 0.000209 | 0.000154 | 0.000590 | 0.000918 | 0.005512 | 0.005512 |
| 25 | 0.000030 | 0.000284 | 0.000962 | 0.000870 | 0.000323 | 0.000865 | 0.000191 | 0.000141 | 0.000540 | 0.000841 | 0.005047 | 0.005047 |
| 30 | 0.000019 | 0.000183 | 0.000619 | 0.000560 | 0.000208 | 0.000556 | 0.000123 | 0.000091 | 0.000348 | 0.000541 | 0.003248 | 0.003248 |
| 40 | 0.000008 | 0.000076 | 0.000256 | 0.000232 | 0.000086 | 0.000230 | 0.000051 | 0.000038 | 0.000144 | 0.000224 | 0.001345 | 0.001345 |
| 50 | 0.000003 | 0.000031 | 0.000106 | 0.000096 | 0.000036 | 0.000095 | 0.000021 | 0.000016 | 0.000060 | 0.000093 | 0.000557 | 0.000557 |
| 100 | 0.000000 | 0.000000 | 0.000001 | 0.000001 | 0.000000 | 0.000001 | 0.000000 | 0.000000 | 0.000001 | 0.000001 | 0.000007 | 0.000007 |
| | | | | | | | | | | | | |
| | 0.010175763 | 0.101757632 | 0.305272895 | 0.228954672 | 0.062442183 | 0.145698427 | 0.020814061 | 0.012808653 | 0.044830285 | 0.067245428 | 1 | 0.999998 |
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