메뉴 건너뛰기




Volumn 21, Issue 3, 2015, Pages 323-333

An integrated multi-objective optimization model for solving the construction time-cost trade-off problem

Author keywords

construction management; fitness function; multi objective optimization; non dominated solution; pareto front

Indexed keywords

AIR QUALITY; COSTS; ECONOMIC AND SOCIAL EFFECTS; FUNCTION EVALUATION; GENETIC ALGORITHMS; HEALTH; INDOOR AIR POLLUTION; INVESTMENTS; OPTIMIZATION; PROJECT MANAGEMENT; QUALITY CONTROL;

EID: 84929304362     PISSN: 13923730     EISSN: 18223605     Source Type: Journal    
DOI: 10.3846/13923730.2013.802733     Document Type: Article
Times cited : (63)

References (53)
  • 1
    • 0027676858 scopus 로고
    • Integrated genetic algorithm for optimization of space structures
    • Adeli, H.; Cheng, N. 1993. Integrated genetic algorithm for optimization of space structures, Journal of Aerospace Engineering 6(4): 315-328. http://dx.doi.org/10.1061/(ASCE)0893-1321(1993)6:4(315)
    • (1993) Journal of Aerospace Engineering , vol.6 , Issue.4 , pp. 315-328
    • Adeli, H.1    Cheng, N.2
  • 4
    • 78650349618 scopus 로고    scopus 로고
    • Optimization of project time-cost trade-off problem with discounted cash flows
    • Ammar, M. 2011. Optimization of project time-cost trade-off problem with discounted cash flows, Journal of Construction Engineering and Management 137(1): 65-71. http://dx.doi.org/10.1061/(ASCE)CO.1943-7862.0000256
    • (2011) Journal of Construction Engineering and Management , vol.137 , Issue.1 , pp. 65-71
    • Ammar, M.1
  • 5
    • 62549119569 scopus 로고    scopus 로고
    • Price A. Delivering best value in highways major maintenance schemes: Case study
    • Ansell, M.; Holmes, M.; Evans, R.; Pasquire, C. 2009. Price A. Delivering best value in highways major maintenance schemes: case study, Journal of Construction Engineering and Management 135(4): 235-245. http://dx.doi.org/10.1061/(ASCE)0733-9364(2009)135:4(235)
    • (2009) Journal of Construction Engineering and Management , vol.135 , Issue.4 , pp. 235-245
    • Ansell, M.1    Holmes, M.2    Evans, R.3    Pasquire, C.4
  • 7
    • 1842588967 scopus 로고    scopus 로고
    • Generating future land-use and transportation plans for high-growth cities using a genetic algorithm
    • Balling, R; Powell, B.; Saito, M. 2004. Generating future land-use and transportation plans for high-growth cities using a genetic algorithm, Computer-Aided Civil and Infrastructure Engineering 19(3): 213-222. http://dx.doi.org/10.1111/j.1467-8667.2004.00349.x
    • (2004) Computer-Aided Civil and Infrastructure Engineering , vol.19 , Issue.3 , pp. 213-222
    • Balling, R.1    Powell, B.2    Saito, M.3
  • 8
    • 4544318435 scopus 로고    scopus 로고
    • The LP/IP hybrid method for construction time-cost trade-off analysis
    • Burns, S.; Liu, L.; Feng, C. 1996. The LP/IP hybrid method for construction time-cost trade-off analysis, Construction Management and Economics 14(3): 265-276. http://dx.doi.org/10.1080/014461996373511
    • (1996) Construction Management and Economics , vol.14 , Issue.3 , pp. 265-276
    • Burns, S.1    Liu, L.2    Feng, C.3
  • 9
    • 80054102975 scopus 로고    scopus 로고
    • Multicriteria synthesis of trigeneration systems considering economic and environmental aspects
    • Carvalho, M.; Lozano, M.; Serra, L. 2012. Multicriteria synthesis of trigeneration systems considering economic and environmental aspects, Applied Energy 91(1): 245-254. http://dx.doi.org/10.1016/j.apenergy.2011.09.029
    • (2012) Applied Energy , vol.91 , Issue.1 , pp. 245-254
    • Carvalho, M.1    Lozano, M.2    Serra, L.3
  • 10
    • 79955524773 scopus 로고    scopus 로고
    • Determination of pareto frontier in multi-objective maintenance optimization
    • Certa, A.; Galante, G.; Lupo, T.; Passannanti, G. 2011. Determination of pareto frontier in multi-objective maintenance optimization, Reliability Engineering and System Safety 96(7): 861-867. http://dx.doi.org/10.1016/j.ress.2010.12.019
    • (2011) Reliability Engineering and System Safety , vol.96 , Issue.7 , pp. 861-867
    • Certa, A.1    Galante, G.2    Lupo, T.3    Passannanti, G.4
  • 11
    • 63549109485 scopus 로고    scopus 로고
    • A two-phase ga model for resource-constrained project scheduling
    • Chen, P.; Weng, H. 2009. A two-phase ga model for resource-constrained project scheduling, Automation in Construction 18(4): 485-498. http://dx.doi.org/10.1016/j.autcon.2008.11.003
    • (2009) Automation in Construction , vol.18 , Issue.4 , pp. 485-498
    • Chen, P.1    Weng, H.2
  • 13
    • 33748325851 scopus 로고    scopus 로고
    • Comparison of two evolutionary algorithms for optimization of bridge deck repairs
    • Elbehairy, H.; Elbeltagi, E.; Hegazy, T.; Soudki, K. 2006. Comparison of two evolutionary algorithms for optimization of bridge deck repairs, Computer-Aided Civil and Infrastructure Engineering 21(8): 561-572. http://dx.doi.org/10.1111/j.1467-8667.2006.00458.x
    • (2006) Computer-Aided Civil and Infrastructure Engineering , vol.21 , Issue.8 , pp. 561-572
    • Elbehairy, H.1    Elbeltagi, E.2    Hegazy, T.3    Soudki, K.4
  • 14
    • 22344432656 scopus 로고    scopus 로고
    • Comparison among five evolutionary-based optimization algorithms
    • Elbeltagi, E.; Hegazy, T.; Grierson, D. 2005. Comparison among five evolutionary-based optimization algorithms, Advanced Engineering Informatics 19(1): 43-53. http://dx.doi.org/10.1016/j.aei.2005.01.004
    • (2005) Advanced Engineering Informatics , vol.19 , Issue.1 , pp. 43-53
    • Elbeltagi, E.1    Hegazy, T.2    Grierson, D.3
  • 15
    • 0141929393 scopus 로고    scopus 로고
    • Availability allocation to repairable systems with genetic algorithms: A multi-objective formulation
    • Elegbede, C.; Adjallah, K. 2003. Availability allocation to repairable systems with genetic algorithms: a multi-objective formulation, Reliability Engineering & System Safety 82(3): 319-330. http://dx.doi.org/10.1016/j.ress.2003.08.001
    • (2003) Reliability Engineering & System Safety , vol.82 , Issue.3 , pp. 319-330
    • Elegbede, C.1    Adjallah, K.2
  • 16
    • 15944361924 scopus 로고    scopus 로고
    • Time-cost-quality trade-off analysis for highway construction
    • El-Rayes, K.; Kandil, A. 2005. Time-cost-quality trade-off analysis for highway construction, Journal of Construction Engineering and Management 131(4): 477-486. http://dx.doi.org/10.1061/(ASCE)0733-9364(2005)131:4(477)
    • (2005) Journal of Construction Engineering and Management , vol.131 , Issue.4 , pp. 477-486
    • El-Rayes, K.1    Kandil, A.2
  • 17
    • 0031185451 scopus 로고    scopus 로고
    • Using genetic algorithm to solve construction time-cost trade-off problems
    • Feng, C.; Liu, L.; Burns, S. 1997. Using genetic algorithm to solve construction time-cost trade-off problems, Journal of Computing in Civil Engineering 11(3): 184-189. http://dx.doi.org/10.1061/(ASCE)0887-3801(1997)11:3(184)
    • (1997) Journal of Computing in Civil Engineering , vol.11 , Issue.3 , pp. 184-189
    • Feng, C.1    Liu, L.2    Burns, S.3
  • 19
    • 77952950281 scopus 로고    scopus 로고
    • Multiobjective optimization of time-cost trade-off using harmony search
    • Geem, Z. 2010. Multiobjective optimization of time-cost trade-off using harmony search, Journal of Construction Engineering and Management 136(6): 711-716. http://dx.doi.org/10.1061/(ASCE)CO.1943-7862.0000167
    • (2010) Journal of Construction Engineering and Management , vol.136 , Issue.6 , pp. 711-716
    • Geem, Z.1
  • 22
    • 0033497302 scopus 로고    scopus 로고
    • Optimization of construction time-cost trade-off analysis using genetic algorithms
    • Hegazy, T. 1999. Optimization of construction time-cost trade-off analysis using genetic algorithms, Canadian Journal of Civil Engineering 26(6): 685-697. http://dx.doi.org/10.1139/l99-031
    • (1999) Canadian Journal of Civil Engineering , vol.26 , Issue.6 , pp. 685-697
    • Hegazy, T.1
  • 23
    • 0035509424 scopus 로고    scopus 로고
    • Simplified spreadsheet solutions II: Overall schedule optimization
    • Hegazy, T.; Ersahin, T. 2001. Simplified spreadsheet solutions II: overall schedule optimization, Journal of Construction Engineering and Management 127(6): 469-475. http://dx.doi.org/10.1061/(ASCE)0733-9364(2001)127:6(469)
    • (2001) Journal of Construction Engineering and Management , vol.127 , Issue.6 , pp. 469-475
    • Hegazy, T.1    Ersahin, T.2
  • 25
    • 1842484493 scopus 로고    scopus 로고
    • Genetic algorithm for optimization of infrastructure investment under time-resource constraint
    • Hsieh, T.; Liu, H. 2004. Genetic algorithm for optimization of infrastructure investment under time-resource constraint, Computer-Aided Civil and Infrastructure Engineering 19(3): 203-212. http://dx.doi.org/10.1111/j.1467-8667.2004.00348.x
    • (2004) Computer-Aided Civil and Infrastructure Engineering , vol.19 , Issue.3 , pp. 203-212
    • Hsieh, T.1    Liu, H.2
  • 26
    • 67449103896 scopus 로고    scopus 로고
    • Optimum design for smoke-control system in buildings considering robustness using CFD and genetic algorithms
    • Huang, H.; Ooka, R.; Chen, H.; Kato, S. 2009. Optimum design for smoke-control system in buildings considering robustness using CFD and genetic algorithms, Building and Environment 44(11): 2218-2227. http://dx.doi.org/10.1016/j.buildenv.2009.02.002
    • (2009) Building and Environment , vol.44 , Issue.11 , pp. 2218-2227
    • Huang, H.1    Ooka, R.2    Chen, H.3    Kato, S.4
  • 27
    • 84862892224 scopus 로고    scopus 로고
    • Construction project cash flow planning using the pareto optimality efficiency network model
    • Jiang, A.; Issa, R.; Malek, M. 2011. Construction project cash flow planning using the pareto optimality efficiency network model, Journal of Civil Engineering and Management 17(4): 510-519. http://dx.doi.org/10.3846/13923730.2011.604537
    • (2011) Journal of Civil Engineering and Management , vol.17 , Issue.4 , pp. 510-519
    • Jiang, A.1    Issa, R.2    Malek, M.3
  • 28
    • 75649121877 scopus 로고    scopus 로고
    • Optimization research: Enhancing the robustness of large-scale multiobjective optimization in construction
    • Kandil, A.; El-Rayes, K.; El-Anwar, O. 2010. Optimization research: enhancing the robustness of large-scale multiobjective optimization in construction, Journal of Construction Engineering and Management 136(1): 17-25. http://dx.doi.org/10.1061/(ASCE)CO.1943-7862.0000140
    • (2010) Journal of Construction Engineering and Management , vol.136 , Issue.1 , pp. 17-25
    • Kandil, A.1    El-Rayes, K.2    El-Anwar, O.3
  • 29
    • 33745727034 scopus 로고    scopus 로고
    • Multi-objective optimization using genetic algorithms: A tutorial
    • Konak, A.; Coit, D.; Smith, A. 2006. Multi-objective optimization using genetic algorithms: a tutorial, Reliability Engineering & System Safety 91(9): 992-1007. http://dx.doi.org/10.1016/j.ress.2005.11.018
    • (2006) Reliability Engineering & System Safety , vol.91 , Issue.9 , pp. 992-1007
    • Konak, A.1    Coit, D.2    Smith, A.3
  • 30
    • 59249106913 scopus 로고    scopus 로고
    • A support vector machine model for contractor prequalification
    • Lam, K.; Palaneeswaran, E.; Yu, C. 2009. A support vector machine model for contractor prequalification, Automation in Construction 18(3): 321-329. http://dx.doi.org/10.1016/j.autcon.2008.09.007
    • (2009) Automation in Construction , vol.18 , Issue.3 , pp. 321-329
    • Lam, K.1    Palaneeswaran, E.2    Yu, C.3
  • 31
    • 5244262334 scopus 로고    scopus 로고
    • Using improved genetic algorithms to facilitate time-cost optimization
    • Li, H.; Love, P. 1997. Using improved genetic algorithms to facilitate time-cost optimization, Journal of Construction Engineering and Management 123(3): 233-237. http://dx.doi.org/10.1061/(ASCE)0733-9364(1997)123:3(233)
    • (1997) Journal of Construction Engineering and Management , vol.123 , Issue.3 , pp. 233-237
    • Li, H.1    Love, P.2
  • 32
    • 81055140309 scopus 로고    scopus 로고
    • Integration of electroplating process design and operation for simultaneous productivity maximization, energy saving, and freshwater minimization
    • Liu, C.; Zhao, C.; Xu, Q. 2012. Integration of electroplating process design and operation for simultaneous productivity maximization, energy saving, and freshwater minimization, Chemical Engineering Science 68(1): 202-214. http://dx.doi.org/10.1016/j.ces.2011.09.024
    • (2012) Chemical Engineering Science , vol.68 , Issue.1 , pp. 202-214
    • Liu, C.1    Zhao, C.2    Xu, Q.3
  • 33
    • 0029470313 scopus 로고
    • Construction time-cost trade-off analysis using LP/IP hybrid method
    • Liu, L.; Burns, S.; Feng, C. 1995. Construction time-cost trade-off analysis using LP/IP hybrid method, Journal of Construction Engineering and Management 121(4): 446-454. http://dx.doi.org/10.1061/(ASCE)0733-9364(1995)121:4(446)
    • (1995) Journal of Construction Engineering and Management , vol.121 , Issue.4 , pp. 446-454
    • Liu, L.1    Burns, S.2    Feng, C.3
  • 34
    • 1642586240 scopus 로고    scopus 로고
    • A multiobjective genetic algorithm approach to the optimization of the technical specifications of a nuclear safety system
    • Marseguerra, M.; Zio, E.; Podofillini, L. 2004. A multiobjective genetic algorithm approach to the optimization of the technical specifications of a nuclear safety system, Reliability Engineering & System Safety 84(1): 87-99. http://dx.doi.org/10.1016/S0951-8320(03)00175-3
    • (2004) Reliability Engineering & System Safety , vol.84 , Issue.1 , pp. 87-99
    • Marseguerra, M.1    Zio, E.2    Podofillini, L.3
  • 35
    • 4544221624 scopus 로고    scopus 로고
    • RAMS+C informed decision-making with application to multi-objective optimization of technical specifications and maintenance using genetic algorithms
    • Martorell, S.; Villanueva, J.; Carlos, S.; Nebot, Y.; Sanchez, A.; Pitarch, J. 2005. RAMS+C informed decision-making with application to multi-objective optimization of technical specifications and maintenance using genetic algorithms, Reliability Engineering & System Safety 87(1): 65-75. http://dx.doi.org/10.1016/j.ress.2004.04.009
    • (2005) Reliability Engineering & System Safety , vol.87 , Issue.1 , pp. 65-75
    • Martorell, S.1    Villanueva, J.2    Carlos, S.3    Nebot, Y.4    Sanchez, A.5    Pitarch, J.6
  • 36
    • 79953821012 scopus 로고    scopus 로고
    • Non-dominated ranked genetic algorithm for a multi-objective mixed-model assembly line sequencing problem
    • Moradi, H.; Zandieh, M.; Mahdavi, I. 2011. Non-dominated ranked genetic algorithm for a multi-objective mixed-model assembly line sequencing problem, International Journal of Production Research 49(12): 3479-3499. http://dx.doi.org/10.1080/00207540903433882
    • (2011) International Journal of Production Research , vol.49 , Issue.12 , pp. 3479-3499
    • Moradi, H.1    Zandieh, M.2    Mahdavi, I.3
  • 37
    • 0027545671 scopus 로고
    • Schedule compression using the direct stiffness method
    • Moselhi, O. 1993. Schedule compression using the direct stiffness method, Canadian Journal of Civil Engineering 20(1): 65-72. http://dx.doi.org/10.1139/l93-007
    • (1993) Canadian Journal of Civil Engineering , vol.20 , Issue.1 , pp. 65-72
    • Moselhi, O.1
  • 38
    • 49749102449 scopus 로고    scopus 로고
    • Optimizing construction time and cost using ant colony optimization approach
    • Ng, S.; Zhang, Y. 2006. Optimizing construction time and cost using ant colony optimization approach, Journal of Construction Engineering and Management 134(9): 721-728. http://dx.doi.org/10.1061/(ASCE)0733-9364(2008)134:9(721)
    • (2006) Journal of Construction Engineering and Management , vol.134 , Issue.9 , pp. 721-728
    • Ng, S.1    Zhang, Y.2
  • 40
    • 0342275420 scopus 로고
    • A structural method of computing project cost polygons
    • Prager, W. 1963. A structural method of computing project cost polygons, Management Science 9(3): 394-404. http://dx.doi.org/10.1287/mnsc.9.3.394
    • (1963) Management Science , vol.9 , Issue.3 , pp. 394-404
    • Prager, W.1
  • 42
    • 27544470030 scopus 로고    scopus 로고
    • The multiobjective discrete optimization problem: A weighted min-max two-stage optimization approach and a bicriteria algorithm
    • Sayin, S.; Kouvelis, P. 2005. The multiobjective discrete optimization problem: a weighted min-max two-stage optimization approach and a bicriteria algorithm, Management Science 51(10): 1572-1581. http://dx.doi.org/10.1287/mnsc.1050.0413
    • (2005) Management Science , vol.51 , Issue.10 , pp. 1572-1581
    • Sayin, S.1    Kouvelis, P.2
  • 43
    • 52249089613 scopus 로고    scopus 로고
    • Global optimization of trusses with a modified genetic algorithm
    • Šešok, D.; Belevicius, R. 2008. Global optimization of trusses with a modified genetic algorithm, Journal of Civil Engineering and Management 14(3): 147-154. http://dx.doi.org/10.3846/1392-3730.2008.14.10
    • (2008) Journal of Civil Engineering and Management , vol.14 , Issue.3 , pp. 147-154
    • Šešok, D.1    Belevicius, R.2
  • 44
    • 77950249932 scopus 로고    scopus 로고
    • Global optimization of grillages using simulated annealing and high performance computing
    • Šešok, D.; Mockus, J.; Belevicius, R.; Kaceniauskas, A. 2010. Global optimization of grillages using simulated annealing and high performance computing, Journal of Civil Engineering and Management 16(1): 95-101. http://dx.doi.org/10.3846/jcem.2010.09
    • (2010) Journal of Civil Engineering and Management , vol.16 , Issue.1 , pp. 95-101
    • Šešok, D.1    Mockus, J.2    Belevicius, R.3    Kaceniauskas, A.4
  • 45
    • 19244376018 scopus 로고
    • A simple CPM time-cost trade-off algorithm
    • Siemens, N. 1971. A simple CPM time-cost trade-off algorithm, Management Science 17(6): 354-363. http://dx.doi.org/10.1287/mnsc.17.6.B354
    • (1971) Management Science , vol.17 , Issue.6 , pp. 354-363
    • Siemens, N.1
  • 46
    • 84862853830 scopus 로고    scopus 로고
    • A new synthesis method of structural, technological and safety decisions (SyMAD-3)
    • Simanaviciene, R.; Liaudanskiene, R.; Ustinovichius, L. 2012. A new synthesis method of structural, technological and safety decisions (SyMAD-3), Journal of Civil Engineering and Management 18(2): 265-276. http://dx.doi.org/10.3846/13923730.2012.666504
    • (2012) Journal of Civil Engineering and Management , vol.18 , Issue.2 , pp. 265-276
    • Simanaviciene, R.1    Liaudanskiene, R.2    Ustinovichius, L.3
  • 47
    • 79960021719 scopus 로고    scopus 로고
    • Mathematical modelling of dispute proceedings between investors and third parties on allegedly violated third-party rights
    • Šostak, O.; Vakrinien, S. 2011. Mathematical modelling of dispute proceedings between investors and third parties on allegedly violated third-party rights, Journal of Civil Engineering and Management 17(1): 126-136. http://dx.doi.org/10.3846/13923730.2011.560628
    • (2011) Journal of Civil Engineering and Management , vol.17 , Issue.1 , pp. 126-136
    • Šostak, O.1    Vakrinien, S.2
  • 48
    • 81855184564 scopus 로고    scopus 로고
    • Quality management programs in the construction industry: Best value compared with other methodologies
    • Sullivan, K. 2011. Quality management programs in the construction industry: best value compared with other methodologies, Journal of Management in Engineering 27(4): 210-219. http://dx.doi.org/10.1061/(ASCE)ME.1943-5479.0000054
    • (2011) Journal of Management in Engineering , vol.27 , Issue.4 , pp. 210-219
    • Sullivan, K.1
  • 49
    • 62749140792 scopus 로고    scopus 로고
    • Design and management strategies for mixed public private transportation networks: A meta-heuristic approach
    • Unnikrishnan, A.; Valsaraj, V.; Damnjanovic, I. 2009. Design and management strategies for mixed public private transportation networks: a meta-heuristic approach, Computer-Aided Civil and Infrastructure Engineering 24(4): 266-279. http://dx.doi.org/10.1111/j.1467-8667.2008.00587.x
    • (2009) Computer-Aided Civil and Infrastructure Engineering , vol.24 , Issue.4 , pp. 266-279
    • Unnikrishnan, A.1    Valsaraj, V.2    Damnjanovic, I.3
  • 50
    • 77953765281 scopus 로고    scopus 로고
    • Integrated load optimization of elastic-plastic axisymmetric plates at shakedown
    • Venskus, A.; Kalanta, S.; Atkočiu¯nas, J.; Ulitinas, T. 2010. Integrated load optimization of elastic-plastic axisymmetric plates at shakedown, Journal of Civil Engineering and Management 16(2): 203-208. http://dx.doi.org/10.3846/jcem.2010.22
    • (2010) Journal of Civil Engineering and Management , vol.16 , Issue.2 , pp. 203-208
    • Venskus, A.1    Kalanta, S.2    Atkočiunas, J.3    Ulitinas, T.4
  • 51
    • 12744266507 scopus 로고    scopus 로고
    • Stochastic time-cost optimization model incorporating fuzzy sets theory and nonreplaceable front
    • Zheng, D.; Ng, S. 2005b. Stochastic time-cost optimization model incorporating fuzzy sets theory and nonreplaceable front, Journal of Construction Engineering and Management 131(2): 176-186. http://dx.doi.org/10.1061/(ASCE)0733-9364(2005)131:2(176)
    • (2005) Journal of Construction Engineering and Management , vol.131 , Issue.2 , pp. 176-186
    • Zheng, D.1    Ng, S.2
  • 52
    • 2342615793 scopus 로고    scopus 로고
    • Applying a genetic algorithm-based multiobjective approach for timecost optimization
    • Zheng, D.; Ng, S.; Kumaraswamy, M. 2004. Applying a genetic algorithm-based multiobjective approach for timecost optimization, Journal of Construction Engineering and Management 130(2): 168-176. http://dx.doi.org/10.1061/(ASCE)0733-9364(2004)130:2(168)
    • (2004) Journal of Construction Engineering and Management , vol.130 , Issue.2 , pp. 168-176
    • Zheng, D.1    Ng, S.2    Kumaraswamy, M.3
  • 53
    • 12344265028 scopus 로고    scopus 로고
    • Applying pareto ranking and niche formation to genetic algorithm-based multiobjective time-cost optimization
    • Zheng, D.; Ng, S.; Kumaraswamy, M. 2005a. Applying pareto ranking and niche formation to genetic algorithm-based multiobjective time-cost optimization, Journal of Construction Engineering and Management 131(1): 81-91. http://dx.doi.org/10.1061/(ASCE)0733-9364(2005)131:1(81)
    • (2005) Journal of Construction Engineering and Management , vol.131 , Issue.1 , pp. 81-91
    • Zheng, D.1    Ng, S.2    Kumaraswamy, M.3


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.