메뉴 건너뛰기




Volumn 24, Issue 4, 2014, Pages 354-366

Robust finite frequency H∞ static-output-feedback control with application to vibration active control of structural systems

Author keywords

Passive fault tolerant control; Static output feedback control; Vibration control

Indexed keywords

ACTUATORS; CONTROL SYSTEM ANALYSIS; FAULT TOLERANCE; FEEDBACK CONTROL; ITERATIVE METHODS; ROBUST CONTROL; TUNNELING (EXCAVATION); VIBRATION CONTROL;

EID: 84901235450     PISSN: 09574158     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mechatronics.2013.07.013     Document Type: Article
Times cited : (89)

References (59)
  • 1
    • 80053192525 scopus 로고    scopus 로고
    • Robust static output feedback control and remote PID design for networked motor systems
    • H. Zhang, Y. Shi, and A. Saadat Mehr Robust static output feedback control and remote PID design for networked motor systems IEEE Trans Indus Electron 58 12 2011 5396 5405
    • (2011) IEEE Trans Indus Electron , vol.58 , Issue.12 , pp. 5396-5405
    • Zhang, H.1    Shi, Y.2    Saadat Mehr, A.3
  • 2
    • 37049033829 scopus 로고    scopus 로고
    • Robust static output feedback control for linear discrete-time systems with time-varying uncertainties
    • J. Dong, and G.-H. Yang Robust static output feedback control for linear discrete-time systems with time-varying uncertainties Syst Control Lett 57 2 2008 123 131
    • (2008) Syst Control Lett , vol.57 , Issue.2 , pp. 123-131
    • Dong, J.1    Yang, G.-H.2
  • 3
    • 0032657555 scopus 로고    scopus 로고
    • Sufficient LMI conditions for output feedback control problems
    • C.A.R. Crusius, and A. Trofino Sufficient LMI conditions for output feedback control problems IEEE Trans Autom Control 44 5 1999 1053 1057
    • (1999) IEEE Trans Autom Control , vol.44 , Issue.5 , pp. 1053-1057
    • Crusius, C.A.R.1    Trofino, A.2
  • 4
    • 36249014749 scopus 로고    scopus 로고
    • Static output feedback control synthesis for linear systems with time-invariant parametric uncertainties
    • J. Dong, and G.-H. Yang Static output feedback control synthesis for linear systems with time-invariant parametric uncertainties IEEE Trans Autom Control 52 10 2007 1930 1936
    • (2007) IEEE Trans Autom Control , vol.52 , Issue.10 , pp. 1930-1936
    • Dong, J.1    Yang, G.-H.2
  • 5
    • 67649589203 scopus 로고    scopus 로고
    • ∞ filters of discrete-time Markovian jump linear systems through linear matrix inequalities
    • ∞ filters of discrete-time Markovian jump linear systems through linear matrix inequalities IEEE Trans Autom Control 54 6 2009 1347 1351
    • (2009) IEEE Trans Autom Control , vol.54 , Issue.6 , pp. 1347-1351
    • Gonçalves, A.P.C.1    Fioravanti, A.R.2    Geromel, J.C.3
  • 7
    • 79551470592 scopus 로고    scopus 로고
    • Vibration control for active seat suspension systems via dynamic output feedback with limited frequency characteristic
    • W. Sun, J. Li, Y. Zhao, and H. Gao Vibration control for active seat suspension systems via dynamic output feedback with limited frequency characteristic Mechatronics 21 1 2011 250 260
    • (2011) Mechatronics , vol.21 , Issue.1 , pp. 250-260
    • Sun, W.1    Li, J.2    Zhao, Y.3    Gao, H.4
  • 9
    • 68949167734 scopus 로고    scopus 로고
    • ∞ unbiased filtering for linear descriptor systems via LMI
    • ∞ unbiased filtering for linear descriptor systems via LMI IEEE Trans Autom Control 54 8 2009 1966 1972
    • (2009) IEEE Trans Autom Control , vol.54 , Issue.8 , pp. 1966-1972
    • Darouach, M.1
  • 10
    • 58349088112 scopus 로고    scopus 로고
    • ∞ filtering for uncertain discrete-time systems
    • ∞ filtering for uncertain discrete-time systems Automatica 45 2 2009 560 565
    • (2009) Automatica , vol.45 , Issue.2 , pp. 560-565
    • Zhang, J.1    Xia, Y.2    Shi, P.3
  • 11
    • 34547232586 scopus 로고    scopus 로고
    • ∞ filtering for two-dimensional linear parameter-varying systems
    • ∞ filtering for two-dimensional linear parameter-varying systems Int J Robust Nonlinear Control 17 12 2007 1129 1154
    • (2007) Int J Robust Nonlinear Control , vol.17 , Issue.12 , pp. 1129-1154
    • Wu, L.1    Wang, Z.2    Gao, H.3    Wang, C.4
  • 14
    • 34248375629 scopus 로고    scopus 로고
    • ∞ filtering for switched linear discrete time-delay systems with polytopic uncertainties
    • ∞ filtering for switched linear discrete time-delay systems with polytopic uncertainties IET Control Theory Appl 1 3 2007 722 730
    • (2007) IET Control Theory Appl , vol.1 , Issue.3 , pp. 722-730
    • Zhang, L.1    Shi, P.2    Boukas, E.3    Wang, C.4
  • 15
    • 34447567487 scopus 로고    scopus 로고
    • ∞ filter design for stochastic time-delay systems
    • ∞ filter design for stochastic time-delay systems Syst Control Lett 56 9-10 2007 579 587
    • (2007) Syst Control Lett , vol.56 , Issue.910 , pp. 579-587
    • Xia, J.1    Xu, S.2    Song, B.3
  • 16
    • 79952043360 scopus 로고    scopus 로고
    • Robust energy-to-peak FIR equalization for time-varying communication channels with intermittent observations
    • H. Zhang, Y. Shi, A. Saadat Mehr, and H. Huang Robust energy-to-peak FIR equalization for time-varying communication channels with intermittent observations Signal Process 91 7 2011 1651 1658
    • (2011) Signal Process , vol.91 , Issue.7 , pp. 1651-1658
    • Zhang, H.1    Shi, Y.2    Saadat Mehr, A.3    Huang, H.4
  • 17
    • 77958119032 scopus 로고    scopus 로고
    • Robust energy-to-peak filtering for networked systems with time-varying delays and randomly missing data
    • H. Zhang, Y. Shi, and A. Saadat Mehr Robust energy-to-peak filtering for networked systems with time-varying delays and randomly missing data IET Control Theory Appl 4 12 2010 2921 2936
    • (2010) IET Control Theory Appl , vol.4 , Issue.12 , pp. 2921-2936
    • Zhang, H.1    Shi, Y.2    Saadat Mehr, A.3
  • 18
    • 84855336262 scopus 로고    scopus 로고
    • ∞ PID control for multivariable networked control systems with disturbance/noise attenuation
    • ∞ PID control for multivariable networked control systems with disturbance/noise attenuation Int J Robust Nonlinear Control 22 2 2012 183 204
    • (2012) Int J Robust Nonlinear Control , vol.22 , Issue.2 , pp. 183-204
    • Zhang, H.1    Shi, Y.2    Saadat Mehr, A.3
  • 20
    • 36049022409 scopus 로고    scopus 로고
    • Energy-to-peak control of seismic-excited buildings with input delay
    • H. Du, and N. Zhang Energy-to-peak control of seismic-excited buildings with input delay Struct Control Health Monit 14 7 2007 947 970
    • (2007) Struct Control Health Monit , vol.14 , Issue.7 , pp. 947-970
    • Du, H.1    Zhang, N.2
  • 21
    • 78349306532 scopus 로고    scopus 로고
    • Energy-to-peak control for seismic-excited buildings with actuator faults and parameter uncertainties
    • W. Zhang, Y. Chen, and H. Gao Energy-to-peak control for seismic-excited buildings with actuator faults and parameter uncertainties J Sound Vib 330 4 2011 581 602
    • (2011) J Sound Vib , vol.330 , Issue.4 , pp. 581-602
    • Zhang, W.1    Chen, Y.2    Gao, H.3
  • 22
    • 84870062742 scopus 로고    scopus 로고
    • Semiactive-passive structural vibration control strategy for adjacent structures under seismic excitation
    • F. Palacios-Quinonero, J. Rubio-Massegu, J.M. Rossell, and H.R. Karimi Semiactive-passive structural vibration control strategy for adjacent structures under seismic excitation J Franklin Inst 349 10 2012 3003 3026
    • (2012) J Franklin Inst , vol.349 , Issue.10 , pp. 3003-3026
    • Palacios-Quinonero, F.1    Rubio-Massegu, J.2    Rossell, J.M.3    Karimi, H.R.4
  • 23
    • 33947432104 scopus 로고    scopus 로고
    • Feedback control synthesis of multiple frequency domain specifications via generalized KYP lemma
    • T. Iwasaki, and S. Hara Feedback control synthesis of multiple frequency domain specifications via generalized KYP lemma Int J Robust Nonlinear Control 17 5-6 2007 415 434
    • (2007) Int J Robust Nonlinear Control , vol.17 , Issue.56 , pp. 415-434
    • Iwasaki, T.1    Hara, S.2
  • 24
    • 55549096341 scopus 로고    scopus 로고
    • Bibliographical review on reconfigurable fault-tolerant control systems
    • Y. Zhang, and J. Jiang Bibliographical review on reconfigurable fault-tolerant control systems Annu Rev Control 32 2 2008 229 252
    • (2008) Annu Rev Control , vol.32 , Issue.2 , pp. 229-252
    • Zhang, Y.1    Jiang, J.2
  • 25
    • 77951880498 scopus 로고    scopus 로고
    • A survey of fault detection, isolation, and reconfiguration methods
    • I. Hwang, S. Kim, Y. Kim, and C.E. Seah A survey of fault detection, isolation, and reconfiguration methods IEEE Trans Control Syst Technol 18 3 2010 636 653
    • (2010) IEEE Trans Control Syst Technol , vol.18 , Issue.3 , pp. 636-653
    • Hwang, I.1    Kim, S.2    Kim, Y.3    Seah, C.E.4
  • 26
    • 77649272604 scopus 로고    scopus 로고
    • Optimal fault-tolerant path-tracking control for 4WS4WD electric vehicle
    • H. Yang, V. Cocquempot, and B. Jiang Optimal fault-tolerant path-tracking control for 4WS4WD electric vehicle IEEE Trans Intell Transport Syst 11 1 2010 237 243
    • (2010) IEEE Trans Intell Transport Syst , vol.11 , Issue.1 , pp. 237-243
    • Yang, H.1    Cocquempot, V.2    Jiang, B.3
  • 27
    • 84862965361 scopus 로고    scopus 로고
    • Fault-tolerant control for electric ground vehicles with independently-actuated in-wheel motors
    • R. Wang, and J. Wang Fault-tolerant control for electric ground vehicles with independently-actuated in-wheel motors ASME Trans J Dynam Syst Measur Control 134 2 2012 021014
    • (2012) ASME Trans J Dynam Syst Measur Control , vol.134 , Issue.2 , pp. 021014
    • Wang, R.1    Wang, J.2
  • 28
    • 82455162410 scopus 로고    scopus 로고
    • Virtual-point-based fault-tolerant lateral and longitudinal control of 4W-steering vehicles
    • Y.-D. Song, H.-N. Chen, and D.-Y. Li Virtual-point-based fault-tolerant lateral and longitudinal control of 4W-steering vehicles IEEE Trans Intell Transport Syst 12 4 2011 1343 1351
    • (2011) IEEE Trans Intell Transport Syst , vol.12 , Issue.4 , pp. 1343-1351
    • Song, Y.-D.1    Chen, H.-N.2    Li, D.-Y.3
  • 29
    • 83655165241 scopus 로고    scopus 로고
    • Fault-tolerant control with active fault diagnosis for four-wheel independently-driven electric ground vehicles
    • R. Wang, and J. Wang Fault-tolerant control with active fault diagnosis for four-wheel independently-driven electric ground vehicles IEEE Trans Vehic Technol 60 9 2011 4276 4287
    • (2011) IEEE Trans Vehic Technol , vol.60 , Issue.9 , pp. 4276-4287
    • Wang, R.1    Wang, J.2
  • 30
    • 4344641321 scopus 로고    scopus 로고
    • Adaptive fault-tolerant control of nonlinear uncertain systems: An information-based diagnostic approach
    • X. Zhang, T. Parisini, and M.M. Polycarpou Adaptive fault-tolerant control of nonlinear uncertain systems: an information-based diagnostic approach IEEE Trans Autom Control 49 8 2004 1259 1274
    • (2004) IEEE Trans Autom Control , vol.49 , Issue.8 , pp. 1259-1274
    • Zhang, X.1    Parisini, T.2    Polycarpou, M.M.3
  • 31
    • 80055058583 scopus 로고    scopus 로고
    • A review of active structural control: Challenges for engineering informatics
    • S. Korkmaz A review of active structural control: challenges for engineering informatics Comput Struct 89 23-24 2011 2113 2132
    • (2011) Comput Struct , vol.89 , Issue.2324 , pp. 2113-2132
    • Korkmaz, S.1
  • 32
    • 0042913261 scopus 로고    scopus 로고
    • Active structural vibration control: A review
    • R. Alkhatib, and M.F. Golnaraghi Active structural vibration control: a review Shock Vib Dig 35 5 2003 367 383
    • (2003) Shock Vib Dig , vol.35 , Issue.5 , pp. 367-383
    • Alkhatib, R.1    Golnaraghi, M.F.2
  • 33
    • 30344433752 scopus 로고    scopus 로고
    • A switched stiffness approach for structural vibration control: Theory and real-time implementation
    • A. Ramaratnam, and N. Jalili A switched stiffness approach for structural vibration control: theory and real-time implementation J Sound Vib 291 1-2 2006 258 274
    • (2006) J Sound Vib , vol.291 , Issue.12 , pp. 258-274
    • Ramaratnam, A.1    Jalili, N.2
  • 34
    • 33947355459 scopus 로고    scopus 로고
    • Structural vibration control using linear magnetostrictive actuators
    • S.-J. Moon, C.-W. Lim, B.-H. Kim, and Y. Park Structural vibration control using linear magnetostrictive actuators J Sound Vib 302 4-5 2007 875 891
    • (2007) J Sound Vib , vol.302 , Issue.45 , pp. 875-891
    • Moon, S.-J.1    Lim, C.-W.2    Kim, B.-H.3    Park, Y.4
  • 35
    • 0035278616 scopus 로고    scopus 로고
    • Structural vibration control
    • E. Reithmeier, and G. Leitmann Structural vibration control J Franklin Inst 338 2-3 2001 203 223
    • (2001) J Franklin Inst , vol.338 , Issue.23 , pp. 203-223
    • Reithmeier, E.1    Leitmann, G.2
  • 36
    • 5744242940 scopus 로고    scopus 로고
    • Structural vibration control using an active resonator absorber: Modeling and control implementation
    • N. Jalili, and D.W. Knowles IV Structural vibration control using an active resonator absorber: modeling and control implementation Smart Mater Struct 13 5 2004 998 1005
    • (2004) Smart Mater Struct , vol.13 , Issue.5 , pp. 998-1005
    • Jalili, N.1    Knowles, I.V.D.W.2
  • 37
    • 84869387695 scopus 로고    scopus 로고
    • Active control of building structures using piezoelectric actuators
    • N. Fallah, and M. Ebrahimnejad Active control of building structures using piezoelectric actuators Appl Soft Comput 13 1 2013 449 461
    • (2013) Appl Soft Comput , vol.13 , Issue.1 , pp. 449-461
    • Fallah, N.1    Ebrahimnejad, M.2
  • 38
    • 74449083509 scopus 로고    scopus 로고
    • ∞ control for building under earthquake excitation
    • ∞ control for building under earthquake excitation Mechatronics 20 1 2010 128 142
    • (2010) Mechatronics , vol.20 , Issue.1 , pp. 128-142
    • Chen, Y.1    Zhang, W.2    Gao, H.3
  • 39
    • 84859709082 scopus 로고    scopus 로고
    • ∞ filtering for discrete-time Takagi-Sugeno fuzzy systems
    • ∞ filtering for discrete-time Takagi-Sugeno fuzzy systems IEEE Trans Fuzzy Syst 20 2 2012 396 401
    • (2012) IEEE Trans Fuzzy Syst , vol.20 , Issue.2 , pp. 396-401
    • Zhang, H.1    Shi, Y.2    Saadat Mehr, A.3
  • 40
    • 79751535307 scopus 로고    scopus 로고
    • Development and performance characterization of an electric ground vehicle with independently actuated in-wheel motors
    • R. Wang, Y. Chen, D. Feng, X. Huang, and J. Wang Development and performance characterization of an electric ground vehicle with independently actuated in-wheel motors J Power Sources 196 8 2011 3962 3971
    • (2011) J Power Sources , vol.196 , Issue.8 , pp. 3962-3971
    • Wang, R.1    Chen, Y.2    Feng, D.3    Huang, X.4    Wang, J.5
  • 41
    • 84885166378 scopus 로고    scopus 로고
    • Passive actuator fault-tolerant control for a class of over-actuated nonlinear systems and applications to electric vehicles
    • R. Wang, and J. Wang Passive actuator fault-tolerant control for a class of over-actuated nonlinear systems and applications to electric vehicles IEEE Trans Vehic Technol 62 3 2013 972 985
    • (2013) IEEE Trans Vehic Technol , vol.62 , Issue.3 , pp. 972-985
    • Wang, R.1    Wang, J.2
  • 42
    • 12944249246 scopus 로고    scopus 로고
    • Generalized KYP lemma: Unified frequency domain inequalities with design applications
    • T. Iwasaki, and S. Hara Generalized KYP lemma: unified frequency domain inequalities with design applications IEEE Trans Autom Control 50 1 2005 41 59
    • (2005) IEEE Trans Autom Control , vol.50 , Issue.1 , pp. 41-59
    • Iwasaki, T.1    Hara, S.2
  • 44
    • 80053637856 scopus 로고    scopus 로고
    • Active suspension control with frequency band constraints and actuator input delay
    • W. Sun, Y. Zhao, J. Li, L. Zhang, and H. Gao Active suspension control with frequency band constraints and actuator input delay IEEE Trans Indus Electron 59 1 2012 530 537
    • (2012) IEEE Trans Indus Electron , vol.59 , Issue.1 , pp. 530-537
    • Sun, W.1    Zhao, Y.2    Li, J.3    Zhang, L.4    Gao, H.5
  • 45
    • 61349088070 scopus 로고    scopus 로고
    • Control synthesis via state feedback with finite frequency specifications for time-delay systems
    • X.-N. Zhang, and G.-H. Yang Control synthesis via state feedback with finite frequency specifications for time-delay systems Int J Control 82 3 2009 508 516
    • (2009) Int J Control , vol.82 , Issue.3 , pp. 508-516
    • Zhang, X.-N.1    Yang, G.-H.2
  • 46
    • 83255193577 scopus 로고    scopus 로고
    • ∞ filtering for discrete-time state-delayed systems with finite frequency specifications
    • ∞ filtering for discrete-time state-delayed systems with finite frequency specifications IEEE Trans Autom Control 56 12 2011 2935 2941
    • (2011) IEEE Trans Autom Control , vol.56 , Issue.12 , pp. 2935-2941
    • Gao, H.1    Li, X.2
  • 49
    • 77955272723 scopus 로고    scopus 로고
    • Improved robust energy-to-peak filtering for uncertain linear systems
    • H. Zhang, A. Saadat Mehr, and Y. Shi Improved robust energy-to-peak filtering for uncertain linear systems Signal Process 90 9 2010 2667 2675
    • (2010) Signal Process , vol.90 , Issue.9 , pp. 2667-2675
    • Zhang, H.1    Saadat Mehr, A.2    Shi, Y.3
  • 50
    • 34648823305 scopus 로고    scopus 로고
    • Solving rank-constrained LMI problems with application to reduced-order output feedback stabilization
    • S.-J. Kim, Y.-H. Moon, and S. Kwon Solving rank-constrained LMI problems with application to reduced-order output feedback stabilization IEEE Trans Autom Control 52 9 2007 1737 1741
    • (2007) IEEE Trans Autom Control , vol.52 , Issue.9 , pp. 1737-1741
    • Kim, S.-J.1    Moon, Y.-H.2    Kwon, S.3
  • 51
    • 56549085214 scopus 로고    scopus 로고
    • Output feedback stabilization for a discrete-time system with a time-varying delay
    • Y. He, M. Wu, G.P. Liu, and J.-H. She Output feedback stabilization for a discrete-time system with a time-varying delay IEEE Trans Autom Control 53 10 2008 2372 2377
    • (2008) IEEE Trans Autom Control , vol.53 , Issue.10 , pp. 2372-2377
    • He, Y.1    Wu, M.2    Liu, G.P.3    She, J.-H.4
  • 52
    • 0031197472 scopus 로고    scopus 로고
    • A cone complementarity linearization algorithm for static output-feedback and related problems
    • L.E. Ghaoui, F. Oustry, and M. AitRami A cone complementarity linearization algorithm for static output-feedback and related problems IEEE Trans Autom Control 42 8 1997 1171 1176
    • (1997) IEEE Trans Autom Control , vol.42 , Issue.8 , pp. 1171-1176
    • Ghaoui, L.E.1    Oustry, F.2    Aitrami, M.3
  • 53
    • 33748923977 scopus 로고    scopus 로고
    • A newton-like method for solving rank constrained linear matrix inequalities
    • R. Orsi, U. Helmke, and J.B. Moore A newton-like method for solving rank constrained linear matrix inequalities Automatica 42 11 2006 1875 1882
    • (2006) Automatica , vol.42 , Issue.11 , pp. 1875-1882
    • Orsi, R.1    Helmke, U.2    Moore, J.B.3
  • 54
    • 26244435112 scopus 로고    scopus 로고
    • A new method for stabilization of networked control systems with random delays
    • L. Zhang, Y. Shi, T. Chen, and B. Huang A new method for stabilization of networked control systems with random delays IEEE Trans Autom Control 50 8 2005 1177 1181
    • (2005) IEEE Trans Autom Control , vol.50 , Issue.8 , pp. 1177-1181
    • Zhang, L.1    Shi, Y.2    Chen, T.3    Huang, B.4
  • 55
    • 67949088087 scopus 로고    scopus 로고
    • Output feedback stabilization of networked control systems with random delays modeled by Markov chains
    • Y. Shi, and B. Yu Output feedback stabilization of networked control systems with random delays modeled by Markov chains IEEE Trans Autom Control 54 7 2009 1668 1674
    • (2009) IEEE Trans Autom Control , vol.54 , Issue.7 , pp. 1668-1674
    • Shi, Y.1    Yu, B.2
  • 56
    • 1542346185 scopus 로고    scopus 로고
    • Static output feedback design for uncertain linear discrete time systems
    • D. Mehdi, E.K. Boukas, and O. Bachelier Static output feedback design for uncertain linear discrete time systems IMA J Math Control Inform 21 1 2004 1 13
    • (2004) IMA J Math Control Inform , vol.21 , Issue.1 , pp. 1-13
    • Mehdi, D.1    Boukas, E.K.2    Bachelier, O.3
  • 57
    • 33751401776 scopus 로고    scopus 로고
    • Energy-to-peak performance controller design for building via static output feedback under consideration of actuator saturation
    • H. Du, and J. Lam Energy-to-peak performance controller design for building via static output feedback under consideration of actuator saturation Comput Struct 84 31-32 2006 2277 2290
    • (2006) Comput Struct , vol.84 , Issue.3132 , pp. 2277-2290
    • Du, H.1    Lam, J.2
  • 58
    • 0037351061 scopus 로고    scopus 로고
    • Composite nonlinear feedback control for linear systems with input saturation: Theory and an application
    • B.M. Chen, T.H. Lee, K. Peng, and V. Venkataramanan Composite nonlinear feedback control for linear systems with input saturation: Theory and an application IEEE Trans Autom Control 48 3 2003 427 439
    • (2003) IEEE Trans Autom Control , vol.48 , Issue.3 , pp. 427-439
    • Chen, B.M.1    Lee, T.H.2    Peng, K.3    Venkataramanan, V.4
  • 59
    • 84861754199 scopus 로고    scopus 로고
    • LMI Relaxations for reduced-order robust H-infinity control of continuous-time uncertain linear systems
    • C.M. Agulhari, R.C.L.F. Oliveira, and P.L.D. Peres LMI Relaxations for reduced-order robust H-infinity control of continuous-time uncertain linear systems IEEE Trans Autom Control 57 6 2012 1532 1537
    • (2012) IEEE Trans Autom Control , vol.57 , Issue.6 , pp. 1532-1537
    • Agulhari, C.M.1    Oliveira, R.C.L.F.2    Peres, P.L.D.3


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.