Research Article

A Self-Adjusting Spectral Conjugate Gradient Method for Large-Scale Unconstrained Optimization

Table 3

Numerical results for S-HSDY method.

Function NI Nfg (0.01 S)

Quadratic QF2 10000 1582 1941 1836
Extended EP1 10000 4 7 3
Extended Tridiagonal 2 10000 34 55 34
ARGLINA 10000 5 15 3
ARWHEAD 10000 13 58 75
BDQRTIC 5000 111 526 377
BDEXP 5000 6 8 5
BRYBND 5000 5 11 1179
COSINE 10000 21 46 39
CRAGGLVY 10000 103 189 332
DIXMAANA 10000 5 10 15
DIXMAANB 10000 9 18 30
DIXMAANC 10000 10 21 33
DIXMAAND 10000 13 29 43
DIXMAANE 5000 422 514 468
DIXMAANF 5000 310 792 618
DIXMAANG 5000 410 495 449
DIXMAANH 5000 217 6957 4642
DIXMAANI 5000 380 450 417
DIXMAANJ 5000 359 438 402
DIXMAANK 5000 404 485 448
DQDRTIC 10000 8 17 14
DQRTIC 10000 37 68 49
EDENSCH 10000 30 99 84
EG2 10000 242 1731 570
ENGVAL1 10000 29 124 22
EXTROSNB 10000 27 54 22
FREUROTH 10000 214 408 260
LIARWHD 10000 27 54 37
NONDIA 10000 7 14 14
NONDQUAR 5000 1782 3210 1738
NONSCOMP 10000 58 100 100