Research Article

An Efficient Modified AZPRP Conjugate Gradient Method for Large-Scale Unconstrained Optimization Problem

Table 1

The test functions.

CG_Descent 5.3
FunctionDimensionNumber of iterationsCPU timeNumber of iterationsCPU time

AKIVA2100.0280.02
ALLINITU4120.0290.02
ARGLINA20010.0210.02
ARGLINB20050.0260.11
ARWHEAD500070.0260.03
BARD3160.02120.02
BDQRTIC50001360.581610.75
BEALE2150.02110.02
BIGGS66270.02240.02
BOX33110.02100.02
BOX100080.0870.08
BRKMCC250.0250.02
BROWNAL20090.0290.02
BROWNBS2130.02100.02
BROWNDEN4160.02160.02
BROYDN7D500014115.47640.37
BRYBND5000850.38390.22
CHAINWOO40003180.8663791.08
CHNROSNB502870.023400.02
CLIFF2180.02100.02
COSINE10000110.19140.26
CRAGGLVY50001030.451040.48
CUBE2320.02170.02
CURLY101000047808173.742454145.16
CURLY201000066587383.9467279366.03
CURLY301000079030639.6374375509.59
DECONVU634002.00E − 022270.02
DENSCHNA290.0260.02
DENSCHNB270.0260.02
DENSCHNC2120.02110.02
DENSCHND3470.02140.02
DENSCHNE3180.02120.02
DENSCHNF280.0290.02
DIXMAANA300070.0260.02
DIXMAANB300060.0260.02
DIXMAANC300060.0260.02
DIXMAAND300070.0280.02
DIXMAANE30002220.332180.33
DIXMAANF30001610.131160.09
DIXMAANG30001570.121730.14
DIXMAANH30001730.221900.2
DIXMAANI300038564.2531603.34
DIXMAANJ30003270.363600.39
DIXMAANK30002830.284160.36
DIXMAANL30002370.23990.36
DIXON3DQ100001000019.121000019.12
DJTL2820.02750.02
DQDRTIC500050.0250.02
DQRTIC5000170.03150.03
EDENSCH2000260.03320.05
EG2100050.0230.02
EIGENALS255010083178.367247133.4
EIGENBLS25501530123718846290.3
EIGENCLS265210136174.1911152186.86
ENGVAL15000270.06230.12
ENGVAL23260.02260.02
ERRINROS503800.02955042.36
EXPFIT2130.0290.02
EXTROSNB100038081.2523700.87
FLETCBV2500010.0210.02
FLETCHCR10001520.05840.05
FMINSRF256253461.09E + 004851.4
FMINSURF56254731.515421.64
FREUROTH5000250.11290.19
GENROSE50010780.1720980.45
GROWTHLS31560.021090.02
GULF3370.02330.02
HAIRY2360.02170.02
HATFLDD3200.02170.02
HATFLDE3300.02130.02
HATFLDFL3390.02210.02
HEART6LS66840.023750.02
HEART8LS82490.022530.02
HELIX3230.02230.02
HIELOW3140.02130.05
HILBERTA220.0220.02
HILBERTB1040.0240.02
HIMMELBB2100.0240.02
HIMMELBF4260.02230.02
HIMMELBG280.0270.02
HIMMELBH270.0250.02
HUMPS2520.02450.02
JENSMP2150.02120.02
JIMACK3544983141182.2572971030.3
KOWOSB4170.02160
LIARWHD5000210.03150.05
LOGHAIRY2270.02260.02
MANCINO100110.08110.08
MARATOSB211450.025890.02
MEXHAT2200.02140.02
MOREBV50001610.411610.38
MSQRTALS102429058.6427889.08
MSQRTBLS102422806.9121816.84
NCB20B500203546.36418170.16
NCB20501087911.8395913
NONCVXU25000661015.89637915.92
NONDIA500070.0370.03
NONDQUAR500019422.4530583.88
OSBORNEA5940.02820.02
OSBORNEB11620.02570.02
PALMER1C8110.02120.02
PALMER1D7110.02100.02
PALMER2C8110.02110.02
PALMER3C8110.02110.02
PALMER4C8110.02110.02
PALMER5C660.0260.02
PALMER6C8110.02110.02
PALMER7C8110.02110.02
PALMER8C8110.02110.02
PARKCH1567229.4582339.39
PENALTY11000280.02410.02
PENALTY22001910.052000.03
PENALTY3200991.78881.98
POWELLSG5000260.02270.05
POWER100003720.765431.2
QUARTC5000170.03150.02
ROSENBR2340.02280.02
S308280.0270.02
SCHMVETT5000430.23400.27
SENSORS100210.25500.8
SINEVAL2640.02460.02
SINQUAD5000140.09150.08
SISSER260.0250.02
SNAIL21000.02610.02
SPARSINE500018358732132883
SPARSQUR10000280.31350.98
SPMSRTLS49992030.592190.61
SROSENBR5000110.0290.03
STRATEC1046219.981706.23
TESTQUAD500015771.52E + 0015731.42
TOINTGOR501350.021200.02
TOINTGSS500040.0250.02
TOINTPSP501430.021570.02
TOINTQOR50290.02290.02
TQUARTIC5000140.03110.03
TRIDIA50007820.847831.11
VAREIGVL230.02240.02
VIBRBEAM501380.02980.02
WATSON8490.02610.02
WOODS12220.06220.03
YFITU4000840.02680.02
ZANGWIL2310.0210.02