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Volumn 23, Issue 1, 2013, Pages 187-197

From perception to conception: How meaningful objects are processed over time

Author keywords

feature based statistics; magnetoencephalography; multiple regression; object recognition; semantic knowledge

Indexed keywords

ADULT; ARTICLE; CONCEPT FORMATION; FEMALE; HUMAN; HUMAN EXPERIMENT; MAGNETOENCEPHALOGRAPHY; MALE; NORMAL HUMAN; PERCEPTION; PRIORITY JOURNAL; RECOGNITION; TEMPORAL CORTEX; VISUAL CORTEX;

EID: 84870848814     PISSN: 10473211     EISSN: 14602199     Source Type: Journal    
DOI: 10.1093/cercor/bhs002     Document Type: Article
Times cited : (112)

References (61)
  • 1
    • 33846018508 scopus 로고    scopus 로고
    • Semantic retrieval, mnemonic control, and prefrontal cortex
    • Badre D, Wagner AD. 2002. Semantic retrieval, mnemonic control, and prefrontal cortex. Behav Cogn Neurosci Rev. 1:206-218.
    • (2002) Behav Cogn Neurosci Rev , vol.1 , pp. 206-218
    • Badre, D.1    Wagner, A.D.2
  • 3
    • 34548480170 scopus 로고    scopus 로고
    • The human medial temporal lobe processes online representations of complex objects
    • Barense MD, Gaffan D, Graham K. 2007. The human medial temporal lobe processes online representations of complex objects. Neuropsychologia. 45:2963-2974.
    • (2007) Neuropsychologia , vol.45 , pp. 2963-2974
    • Barense, M.D.1    Gaffan, D.2    Graham, K.3
  • 4
    • 0034750717 scopus 로고    scopus 로고
    • Integrated model of visual processing
    • Bullier J. 2001. Integrated model of visual processing. Brain Res Rev. 36:96-107.
    • (2001) Brain Res Rev , vol.36 , pp. 96-107
    • Bullier, J.1
  • 5
    • 23844509636 scopus 로고    scopus 로고
    • The perceptual-mnemonic/feature conjunction model of perirhinal cortex function
    • Bussey TJ, Saksida LM, Murray EA. 2005. The perceptual-mnemonic/feature conjunction model of perirhinal cortex function. Q J Exp Psychol B. 58:269-282.
    • (2005) Q J Exp Psychol B , vol.58 , pp. 269-282
    • Bussey, T.J.1    Saksida, L.M.2    Murray, E.A.3
  • 6
    • 79954988954 scopus 로고    scopus 로고
    • Quantitative modeling of the neural representation of objects: How semantic feature norms can account for fMRI activation
    • Chang K, Mitchell T, Just MA. 2011. Quantitative modeling of the neural representation of objects: how semantic feature norms can account for fMRI activation. Neuroimage. 56:716-727.
    • (2011) Neuroimage , vol.56 , pp. 716-727
    • Chang, K.1    Mitchell, T.2    Just, M.A.3
  • 7
    • 79957931196 scopus 로고    scopus 로고
    • The evolution of meaning: Spatiotemporal dynamics of visual object recognition
    • Clarke A, Taylor KI, Tyler LK. 2011. The evolution of meaning: spatiotemporal dynamics of visual object recognition. J Cogn Neurosci. 23:1887-1899.
    • (2011) J Cogn Neurosci , vol.23 , pp. 1887-1899
    • Clarke, A.1    Taylor, K.I.2    Tyler, L.K.3
  • 8
    • 33746593396 scopus 로고    scopus 로고
    • Distinctive features hold a privileged status in the computation of word meaning: Implications for theories of semantic memory
    • Cree GS, McNorgan C, McRae K. 2006. Distinctive features hold a privileged status in the computation of word meaning: implications for theories of semantic memory. J Exp Psychol Learn Mem Cogn. 32:643-658.
    • (2006) J Exp Psychol Learn Mem Cogn , vol.32 , pp. 643-658
    • Cree, G.S.1    McNorgan, C.2    McRae, K.3
  • 9
    • 0141856638 scopus 로고    scopus 로고
    • Analyzing the factors underlying the structure and computation of the meaning of chipmunk, cherry, chisel, cheese, and cello (and many other such concrete nouns
    • Cree GS, McRae K. 2003. Analyzing the factors underlying the structure and computation of the meaning of chipmunk, cherry, chisel, cheese, and cello (and many other such concrete nouns). J Exp Psychol Gen. 132:163-201.
    • (2003) J Exp Psychol Gen , vol.132 , pp. 163-201
    • Cree, G.S.1    McRae, K.2
  • 10
    • 77956410155 scopus 로고    scopus 로고
    • Fast saccades toward faces: Face detection in just 100 ms
    • Crouzet SM, Kirchner H, Thorpe SJ. 2010. Fast saccades toward faces: face detection in just 100 ms. J Vis. 10(4):1-17.
    • (2010) J Vis. , vol.10 , Issue.4 , pp. 1-17
    • Crouzet, S.M.1    Kirchner, H.2    Thorpe, S.J.3
  • 11
    • 0032769093 scopus 로고    scopus 로고
    • Cortical surface-based analysis I. Segmentation and surface reconstruction
    • Dale AM, Fischl B, Sereno MI. 1999. Cortical surface-based analysis. I. Segmentation and surface reconstruction. Neuroimage. 9:179-194.
    • (1999) Neuroimage , vol.9 , pp. 179-194
    • Dale, A.M.1    Fischl, B.2    Sereno, M.I.3
  • 12
    • 0027230029 scopus 로고
    • Improved localization of cortical activity by combining EEG and MEG with MRI cortical surface reconstruction: A linear approach
    • Dale AM, Sereno M. 1993. Improved localization of cortical activity by combining EEG and MEG with MRI cortical surface reconstruction: a linear approach. J Cogn Neurosci. 5:162-176.
    • (1993) J Cogn Neurosci , vol.5 , pp. 162-176
    • Dale, A.M.1    Sereno, M.2
  • 14
    • 57349189011 scopus 로고    scopus 로고
    • A tale of two recognition systems: Implications of the fusiform face area and the visual form area for lateralized object recognition models
    • Dien J. 2009. A tale of two recognition systems: implications of the fusiform face area and the visual form area for lateralized object recognition models. Neuropsychologia. 47:1-16.
    • (2009) Neuropsychologia , vol.47 , pp. 1-16
    • Dien, J.1
  • 15
    • 0037210424 scopus 로고    scopus 로고
    • Parametric analysis of event-related potentials in semantic comprehension: Evidence for parallel brain mechanisms
    • Dien J, Frishkoff GA, Cerbone A, Tucker DM. 2003. Parametric analysis of event-related potentials in semantic comprehension: evidence for parallel brain mechanisms. Cogn Brain Res. 15:137-153.
    • (2003) Cogn Brain Res , vol.15 , pp. 137-153
    • Dien, J.1    Frishkoff, G.A.2    Cerbone, A.3    Tucker, D.M.4
  • 16
    • 33846980853 scopus 로고    scopus 로고
    • What do we perceive in a glance of a real-world scene
    • Fei-Fei L, Iyer A, Koch C, Perona P. 2007. What do we perceive in a glance of a real-world scene J Vis. 7:10.
    • (2007) J Vis , vol.7 , pp. 10
    • Fei-Fei, L.1    Iyer, A.2    Koch, C.3    Perona, P.4
  • 17
    • 0025718412 scopus 로고
    • Distributed hierarchical processing in the primate cerebral cortex
    • Felleman DJ, Van Essen DC. 1991. Distributed hierarchical processing in the primate cerebral cortex. Cereb Cortex. 1:1-47.
    • (1991) Cereb Cortex , vol.1 , pp. 1-47
    • Felleman, D.J.1    Van Essen, D.C.2
  • 18
    • 0032799993 scopus 로고    scopus 로고
    • Cortical surface-based analysis. II: Inflation, flattening, and a surface-based coordinate system
    • Fischl B, Sereno MI, Dale AM. 1999. Cortical surface-based analysis. II: inflation, flattening, and a surface-based coordinate system. Neuroimage. 9:195-207.
    • (1999) Neuroimage , vol.9 , pp. 195-207
    • Fischl, B.1    Sereno, M.I.2    Dale, A.M.3
  • 19
    • 0035846981 scopus 로고    scopus 로고
    • Categorical representation of visual stimuli in the primate prefrontal cortex
    • Freedman DJ, Riesenhuber M, Poggio T, Miller EK. 2001. Categorical representation of visual stimuli in the primate prefrontal cortex. Science. 291:312-316.
    • (2001) Science , vol.291 , pp. 312-316
    • Freedman, D.J.1    Riesenhuber, M.2    Poggio, T.3    Miller, E.K.4
  • 21
    • 33646148705 scopus 로고    scopus 로고
    • The time course of visual word recognition as revealed by linear regression analysis of ERP data
    • Hauk O, Davis MH, Ford M, Pulvermuller F, Marslen-Wilson WD. 2006. The time course of visual word recognition as revealed by linear regression analysis of ERP data. Neuroimage. 30:1383-1400.
    • (2006) Neuroimage , vol.30 , pp. 1383-1400
    • Hauk, O.1    Davis, M.H.2    Ford, M.3    Pulvermuller, F.4    Marslen-Wilson, W.D.5
  • 22
    • 58049197983 scopus 로고    scopus 로고
    • Can i have a quick word? Early electrophysiological manifestations of psycholinguistic processes revealed by event-related regression analysis of the EEG
    • Hauk O, Pulvermuller F, Ford M, Marslen-Wilson WD, Davis MH. 2009. Can I have a quick word? Early electrophysiological manifestations of psycholinguistic processes revealed by event-related regression analysis of the EEG. Biol Psychol. 80:64-74.
    • (2009) Biol Psychol , vol.80 , pp. 64-74
    • Hauk, O.1    Pulvermuller, F.2    Ford, M.3    Marslen-Wilson, W.D.4    Davis, M.H.5
  • 23
    • 0035964792 scopus 로고    scopus 로고
    • Distributed and overlapping representations of faces and objects in ventral temporal cortex
    • Haxby J, Gobbini M, Furey ML, Ishai A, Schouten JL, Pietrini P. 2001. Distributed and overlapping representations of faces and objects in ventral temporal cortex. Science. 293:2425-2430.
    • (2001) Science , vol.293 , pp. 2425-2430
    • Haxby, J.1    Gobbini, M.2    Furey, M.L.3    Ishai, A.4    Schouten, J.L.5    Pietrini, P.6
  • 24
    • 41149143520 scopus 로고    scopus 로고
    • Time course of visual perception: Coarse-to-fine processing and beyond
    • Hegdé J. 2008. Time course of visual perception: coarse-to-fine processing and beyond. Prog Neurobiol. 84:405-439.
    • (2008) Prog Neurobiol , vol.84 , pp. 405-439
    • Hegdé, J.1
  • 25
    • 0037028040 scopus 로고    scopus 로고
    • View from the top: Hierarchies and reverse hierarchies in the visual system
    • Hochstein S, Ahissar M. 2002. View from the top: hierarchies and reverse hierarchies in the visual system. Neuron. 36:791-804.
    • (2002) Neuron , vol.36 , pp. 791-804
    • Hochstein, S.1    Ahissar, M.2
  • 26
    • 0034779842 scopus 로고    scopus 로고
    • Hierarchies, similarity, and interactivity in object recognition "category-specific" neuropsychological deficits
    • discussion 476-509
    • Humphreys GW, Forde EM. 2001. Hierarchies, similarity, and interactivity in object recognition: "category-specific" neuropsychological deficits. Behav Brain Sci. 24:453-476; discussion 476-509.
    • (2001) Behav Brain Sci , vol.24 , pp. 453-476
    • Humphreys, G.W.1    Forde, E.M.2
  • 27
    • 31844451806 scopus 로고    scopus 로고
    • Ultra-rapid object detection with saccadic eye movements: Visual processing speed revisited
    • Kirchner H, Thorpe SJ. 2006. Ultra-rapid object detection with saccadic eye movements: visual processing speed revisited. Vis Res. 46:1762-1776.
    • (2006) Vis Res , vol.46 , pp. 1762-1776
    • Kirchner, H.1    Thorpe, S.J.2
  • 29
    • 0034333184 scopus 로고    scopus 로고
    • The distinct modes of vision offered by feedforward and recurrent processing
    • Lamme V, Roelfsema P. 2000. The distinct modes of vision offered by feedforward and recurrent processing. Trends Neurosci. 23:571-579.
    • (2000) Trends Neurosci , vol.23 , pp. 571-579
    • Lamme, V.1    Roelfsema, P.2
  • 30
    • 65249157935 scopus 로고    scopus 로고
    • Timing, timing timing: Fast decoding of object information from intracranial field potentials in human visual cortex
    • Liu H, Agam Y, Madsen JR, Kreiman G. 2009. Timing, timing timing: fast decoding of object information from intracranial field potentials in human visual cortex. Neuron. 62:281-290.
    • (2009) Neuron , vol.62 , pp. 281-290
    • Liu, H.1    Agam, Y.2    Madsen, J.R.3    Kreiman, G.4
  • 31
    • 67650114983 scopus 로고    scopus 로고
    • The time-course of visual categorizations: You spot the animal faster than the bird
    • Mace MJ-M, Joubert OR, Nespoulous J-L, Fabre-Thorpe M. 2009. The time-course of visual categorizations: you spot the animal faster than the bird. PLoS One. 4:e5927.
    • (2009) PLoS One , vol.4
    • Mj-M, M.1    Joubert, O.R.2    Nespoulous, J.-L.3    Fabre-Thorpe, M.4
  • 32
    • 0008849675 scopus 로고    scopus 로고
    • Dissociable neural subsystems underlie abstract and specific object recognition
    • Marsolek CJ. 1999. Dissociable neural subsystems underlie abstract and specific object recognition. Psychol Sci. 10:111-118.
    • (1999) Psychol Sci , vol.10 , pp. 111-118
    • Marsolek, C.J.1
  • 33
    • 34249788407 scopus 로고    scopus 로고
    • Induced gamma band responses predict recognition delays during object identification
    • Martinovic J, Gruber T, Muller MM. 2007. Induced gamma band responses predict recognition delays during object identification. J Cogn Neurosci. 19:921-934.
    • (2007) J Cogn Neurosci , vol.19 , pp. 921-934
    • Martinovic, J.1    Gruber, T.2    Muller, M.M.3
  • 34
    • 57049126370 scopus 로고    scopus 로고
    • Coding of visual object features and feature conjunctions in the human brain
    • Martinovic J, Gruber T, Muller MM. 2008. Coding of visual object features and feature conjunctions in the human brain. PLoS One. 3:e3781.
    • (2008) PLoS One , vol.3
    • Martinovic, J.1    Gruber, T.2    Muller, M.M.3
  • 36
    • 33646393800 scopus 로고    scopus 로고
    • Semantic feature production norms for a large set of living and nonliving things
    • McRae K, Cree GS, Seidenberg MS, McNorgan C. 2005. Semantic feature production norms for a large set of living and nonliving things. Behav Res Methods. 37:547-559.
    • (2005) Behav Res Methods , vol.37 , pp. 547-559
    • McRae, K.1    Cree, G.S.2    Seidenberg, M.S.3    McNorgan, C.4
  • 37
    • 0031158032 scopus 로고    scopus 로고
    • On the nature and scope of featural representations of word meaning
    • McRae K, de Sa VR, Seidenberg MS. 1997. On the nature and scope of featural representations of word meaning. J Exp Psychol Gen. 126:99-130.
    • (1997) J Exp Psychol Gen , vol.126 , pp. 99-130
    • McRae, K.1    De Sa, V.R.2    Seidenberg, M.S.3
  • 39
    • 24644494933 scopus 로고    scopus 로고
    • Selecting among competing alternatives: Selection and retrieval in the left inferior frontal gyrus
    • Moss HE, Abdallah S, Fletcher P, Bright P, Pilgrim L, Acres K, Tyler LK. 2005. Selecting among competing alternatives: selection and retrieval in the left inferior frontal gyrus. Cereb Cortex. 15:1723-1735.
    • (2005) Cereb Cortex , vol.15 , pp. 1723-1735
    • Moss, H.E.1    Abdallah, S.2    Fletcher, P.3    Bright, P.4    Pilgrim, L.5    Acres, K.6    Tyler, L.K.7
  • 40
    • 17844379277 scopus 로고    scopus 로고
    • Anteromedial temporal cortex supports fine-grained differentiation among objects
    • Moss HE, Rodd JM, Stamatakis EA, Bright P, Tyler LK. 2005. Anteromedial temporal cortex supports fine-grained differentiation among objects. Cereb Cortex. 15:616-627.
    • (2005) Cereb Cortex , vol.15 , pp. 616-627
    • Moss, H.E.1    Rodd, J.M.2    Stamatakis, E.A.3    Bright, P.4    Tyler, L.K.5
  • 42
    • 1542267831 scopus 로고    scopus 로고
    • Distinctiveness and correlation in conceptual structure: Behavioral and computational studies
    • Randall B, Moss HE, Rodd JM, Greer M, Tyler LK. 2004. Distinctiveness and correlation in conceptual structure: behavioral and computational studies. J Exp Psychol Learn Mem Cogn. 30:393-406.
    • (2004) J Exp Psychol Learn Mem Cogn , vol.30 , pp. 393-406
    • Randall, B.1    Moss, H.E.2    Rodd, J.M.3    Greer, M.4    Tyler, L.K.5
  • 44
    • 58149293416 scopus 로고    scopus 로고
    • Object knowledge during entry-level categorization is activated and modified by implicit memory after 200 ms
    • Schendan HE, Maher SM. 2009. Object knowledge during entry-level categorization is activated and modified by implicit memory after 200 ms. Neuroimage. 44:1423-1438.
    • (2009) Neuroimage , vol.44 , pp. 1423-1438
    • Schendan, H.E.1    Maher, S.M.2
  • 45
    • 65449156928 scopus 로고    scopus 로고
    • Brain responses strongly correlate with Weibull image statistics when processing natural images
    • Scholte HS, Ghebreab S, Waldorp L, Smeulders AW, Lamme VA. 2009. Brain responses strongly correlate with Weibull image statistics when processing natural images. J Vis. 9(4):1-15.
    • (2009) J Vis , vol.9 , Issue.4 , pp. 1-15
    • Scholte, H.S.1    Ghebreab, S.2    Waldorp, L.3    Smeulders, A.W.4    Lamme, V.A.5
  • 46
    • 84857725710 scopus 로고    scopus 로고
    • Objective visual complexity as a variable in studies of picture naming
    • Szé kely A, Bates E. 2000. Objective visual complexity as a variable in studies of picture naming. Center Res Lang Newslett. 12:1-33.
    • (2000) Center Res Lang Newslett , vol.12 , pp. 1-33
    • Székely A, B.1
  • 47
    • 0036236610 scopus 로고    scopus 로고
    • Dynamics of visual feature analysis and object-level processing in face versus letterstring perception
    • Tarkiainen A, Cornelissen PL, Salmelin R. 2002. Dynamics of visual feature analysis and object-level processing in face versus letterstring perception. Brain. 125:1125-1136.
    • (2002) Brain , vol.125 , pp. 1125-1136
    • Tarkiainen, A.1    Cornelissen, P.L.2    Salmelin, R.3
  • 48
    • 27644509833 scopus 로고    scopus 로고
    • Applications of the signal space separation method
    • Taulu S, Simola J, Kojola M. 2005. Applications of the signal space separation method. IEEE Trans Signal Process. 53:3359-3372.
    • (2005) IEEE Trans Signal Process , vol.53 , pp. 3359-3372
    • Taulu, S.1    Simola, J.2    Kojola, M.3
  • 49
    • 84855900043 scopus 로고    scopus 로고
    • Conceptual structure predicts categorisation and identification of visual objects
    • doi:10.1016/j.cognition.2011.11.001
    • Taylor KI, Devereux BJ, Acres K, Randall B, Tyler LK. 2011. Conceptual structure predicts categorisation and identification of visual objects. Cognition. doi:10.1016/j.cognition.2011.11.001.
    • (2011) Cognition
    • Taylor, K.I.1    Devereux, B.J.2    Acres, K.3    Randall, B.4    Tyler, L.K.5
  • 52
    • 43549122637 scopus 로고    scopus 로고
    • The conceptual structure account: A cognitive model of semantic memory and its neural instantiation
    • Hart J, Kraut M, editors Cambridge: Cambridge University Press
    • Taylor KI, Moss HE, Tyler LK. 2007. The conceptual structure account: a cognitive model of semantic memory and its neural instantiation. In: Hart J, Kraut M, editors. The neural basis of semantic memory. Cambridge: Cambridge University Press. p. 265-301.
    • (2007) The Neural Basis of Semantic Memory , pp. 265-301
    • Taylor, K.I.1    Moss, H.E.2    Tyler, L.K.3
  • 53
    • 43549117269 scopus 로고    scopus 로고
    • Clarifying the nature of the distinctiveness by domain interaction in conceptual structure: Comment on Cree, McNorgan, and McRae 2006
    • Taylor KI, Salamoura A, Randall B, Moss H, Tyler LK. 2008. Clarifying the nature of the distinctiveness by domain interaction in conceptual structure: comment on Cree, McNorgan, and McRae (2006). J Exp Psychol Learn Mem Cogn. 34:719-725.
    • (2008) J Exp Psychol Learn Mem Cogn , vol.34 , pp. 719-725
    • Taylor, K.I.1    Salamoura, A.2    Randall, B.3    Moss, H.4    Tyler, L.K.5
  • 54
    • 0031434398 scopus 로고    scopus 로고
    • Role of left inferior prefrontal cortex in retrieval of semantic knowledge: A reevaluation
    • Thompson-Schill SL, D'Esposito M, Aguirre GK, Farah MJ. 1997. Role of left inferior prefrontal cortex in retrieval of semantic knowledge: a reevaluation. Proc Natl Acad Sci USA. 94:14792-14797.
    • (1997) Proc Natl Acad Sci USA , vol.94 , pp. 14792-14797
    • Thompson-Schill, S.L.1    D'Esposito, M.2    Aguirre, G.K.3    Farah, M.J.4
  • 55
    • 0029895137 scopus 로고    scopus 로고
    • Speed of processing in the human visual system
    • Thorpe S, Fize D, Marlot C. 1996. Speed of processing in the human visual system. Nature. 381:520-522.
    • (1996) Nature , vol.381 , pp. 520-522
    • Thorpe, S.1    Fize, D.2    Marlot, C.3
  • 56
    • 0035370263 scopus 로고    scopus 로고
    • Towards a distributed account of conceptual knowledge
    • Tyler LK, Moss HE. 2001. Towards a distributed account of conceptual knowledge. Trends Cogn Sci. 5:244-252.
    • (2001) Trends Cogn Sci , vol.5 , pp. 244-252
    • Tyler, L.K.1    Moss, H.E.2
  • 58
    • 0002651020 scopus 로고
    • Two cortical visual systems
    • Ingle DJ, Goodale MA, Mansfiled RJW, editors Cambridge MA MIT Press
    • Ungerleider L, Mishkin M. 1982. Two cortical visual systems. In: Ingle DJ, Goodale MA, Mansfiled RJW, editors. Analysis of visual behavior. Cambridge (MA): MIT Press. p. 549-586.
    • (1982) Analysis of Visual Behavior , pp. 549-586
    • Ungerleider, L.1    Mishkin, M.2
  • 59
    • 0034981386 scopus 로고    scopus 로고
    • The time course of visual processing: From early perception to decision-making
    • VanRullen R, Thorpe SJ. 2001. The time course of visual processing: from early perception to decision-making. J Cogn Neurosci. 13:454-461.
    • (2001) J Cogn Neurosci , vol.13 , pp. 454-461
    • Vanrullen, R.1    Thorpe, S.J.2
  • 60
    • 0036240948 scopus 로고    scopus 로고
    • Multiple levels of visual object constancy revealed by event-related fMRI of repetition priming
    • Vuilleumier P, Henson RN, Driver J, Dolan RJ. 2002. Multiple levels of visual object constancy revealed by event-related fMRI of repetition priming. Nat Neurosci. 5:491-499.
    • (2002) Nat Neurosci , vol.5 , pp. 491-499
    • Vuilleumier, P.1    Henson, R.N.2    Driver, J.3    Dolan, R.J.4
  • 61
    • 0035797450 scopus 로고    scopus 로고
    • Recovering meaning: Left prefrontal cortex guides controlled semantic retrieval
    • Wagner AD, Pare-Blagoey EJ, Clark J, Poldrack RA. 2001. Recovering meaning: left prefrontal cortex guides controlled semantic retrieval. Neuron. 31:329-338.
    • (2001) Neuron , vol.31 , pp. 329-338
    • Wagner, A.D.1    Pare-Blagoey, E.J.2    Clark, J.3    Poldrack, R.A.4


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.