Summary

结合电玩与高密度的脑电图和红外视线跟踪基于行为的实验

Published: December 16, 2010
doi:

Summary

为高密度的脑电图和凝视数据记录在电脑游戏的认知任务的过程进行了描述。使用一个视频游戏,目前的认知任务,增强了在不牺牲实验控制的生态有效性。

Abstract

实验范式是宝贵的,只要其刺激的时间和其他参数以及指定和控制,因为它们产生的认知加工有关的数据,生态有效的情况下发生。这两个目标往往是不一致的,以及控制刺激往往过于重复,以维持科目的学习动机。研究用人脑电图(EEG)往往特别敏感,这种生态有效性和实验控制之间的两难:在生理平均值达到足够的信号与噪声的要求大量的冗长的录音会议中反复试验,对个人能力的限制受池和耐心去执行一遍又一遍的任务。这个约束,严重地限制了研究人员调查年轻的人口以及与高度焦虑或注意力异常相关的临床人口的能力。即使成年,非临床各科可能不能够达到的性能或认知参与其典型的水平:其中一个无心的主题实验的任务是多一点的一件苦差事不相同,行为,认知或神经,作为一个生谁是内在动机,并与从事的任务。越来越多的文献表明,在视频游戏中嵌入实验,可以提供一种方式之间之间的这种两难的实验控制和生态效度的角。游戏的叙事提供了一个更真实的环境,任务发生,提高其生态的有效期(Chaytor施密特 – Edgecombe 2003年)。此外,这方面提供了完成任务的动力。在我们的游戏,科目执行各种任务,收集资源,击退海盗,截取通讯或促进外交关系。在这样做时,他们也执行认知任务,包括一个波斯纳注意力转移模式(波斯纳,1980),一个走/不走电机抑制,心理物理学的议案连贯性阈值的任务,嵌入式数字测试(威肯测试, 1950年,1954年)和心灵理论(德威马Perner,1983年)的任务。游戏软件自动记录在日志文件中的游戏刺激和科目的行动和响应,并发送事件代码与生理数据记录同步。因此可以结合游戏与生理的措施,如脑电图或成像与凝视的时刻,时刻跟踪。视线跟踪可以验证科目遵守“行为的任务(例如,固定)和公开的重视实验的刺激,生理觉醒,反映散瞳(Bradley等,2008) 。视线跟踪足够大的采样频率,也可能有助于评估隐蔽的重视反映在microsaccades – 眼球运动太小foveate一个新的对象,但在发病迅速,有相同的关系之间的角距离和峰值速度一样扫视,遍历更远的距离。 microsaccades方向分布相关的(否则)注意隐蔽的方向(Hafed和克拉克,2002年)。

Protocol

1。设计一个有趣的科学信息电玩 应用一个迭代的游戏设计过程中,关注的科学价值和可玩性通知对方 ,作为一个实验者,你必须要看到电脑游戏内置的刺激和行为范式的思想。因为你不是一个游戏设计师,建设成游戏这些范式的任务可能似乎后的大部分工作已经完成,可以解决的细节。任何可以进一步从真相。与否,游戏将吸引激励球员 – 从而最大的生态有效性的条件下是…

Discussion

综合研究的一个最重要的障碍也许是一个单一的实验对象(特别是人口从临床)可合理预期成为疲劳之前执行的时间上的实际限制。不幸的是,往往刺激更多的控制是从科学家的角度来看,更多的重复和繁琐的实验似乎可以从主体的角度来看。神经精神障碍的行为在近年来的研究动机的重要性,突出了行为的设置,任务指令和建立认知策略,并确定性能(如 Plaisted 等,1999;。Dalton等?…

Disclosures

The authors have nothing to disclose.

Acknowledgements

这个项目是由自闭症资助讲话试验研究资助#2597和美国国家科学基金会教师早期职业发展奖BCS – 0846892。

Materials

Material Name Type Company Catalogue Number Comment
128-channel BioSemi ActiveTwo measurement system   BioSemi   http://www.biosemi.com
32 channel A-set + CMS/DRL   BioSemi P32-ABC-ACMS  
32 channel B-set   BioSemi P32-ABC-B  
32 channel C-set   BioSemi P32-ABC-C  
32 channel D-set   BioSemi P32-ABC-D  
EX1-EX8 electrodes   BioSemi 8 x TP PIN  
128-channel cap   BioSemi CAP M 128  
EyeLink 1000 infrared gaze tracker   SR Research    
EyeLink 1000 Remote Camera Upgrade   SR Research n/a Allows for target sticker tracking
SignaGel electrode gel   Parker Labs n/a  
0.05% KCl electrolytic (NaCl) gel   n/a n/a Purchased from compounding pharmacy
Intensity Pro   Blackmagic Design    

References

  1. Bell, A. J., Sejnowski, T. J. An information maximisation approach to blind separation and blind deconvolution. Neural Computation. 7, 1129-1159 (1995).
  2. Belmonte, M. K. Shifts of visual spatial attention modulate a steady-state visual evoked potential. Cognitive Brain Research. 6, 295-307 (1998).
  3. Belmonte, M. K. Abnormal attention in autism shown by steady-state visual evoked potentials. Autism. 4, 269-285 (2000).
  4. Benton, A. L., Sivan, A. B., Hamsher, K., Varney, N. R., Spreen, O. . Contributions to Neuropsychological Assessment. , (1994).
  5. Berka, C., Levendowski, D. J., Cvetinovic, M. M., Petrovic, M. M., Davis, G., Lumicao, M. N., Zivkovic, V. T. Real-time analyses of EEG indexes of alertness, cognition and memory acquired with a wireless EEG headset. International Journal of Human-Computer Interaction. 17, 151-170 (2004).
  6. Bradley, M. M., Miccoli, L., Escrig, M. A., Lang, P. J. The pupil as a measure of emotional arousal and autonomic activation. Psychophysiology. 45, 602-607 (2008).
  7. Brookings, J. B., Wilson, G. F., Swain, C. R. Psychophysiological responses to changes in work-load during simulated air traffic control. Biological Psychology. 42, 361-377 (1996).
  8. Castel, A. D., Pratt, J., Drummond, E. The effects of action video game experience on the time course of inhibition of return and the efficiency of visual search. Acta Psychologica. 119, 217-230 (2005).
  9. Chaytor, N., Schmitter-Edgecombe, M. The ecological validity of neuropsychological tests: a review of the literature on everyday cognitive skills. Neuropsychology Review. 13, 181-197 (2003).
  10. Dalton, K. M., Nacewicz, B. M., Johnstone, T., Schaefer, H. S., Gernsbacher, M. A., Goldsmith, H. H., Alexander, A. L., Davidson, R. J. Gaze fixation and the neural circuitry of face processing in autism. Nature Neuroscience. 8, 519-526 (2005).
  11. Delorme, A., Makeig, S. EEGLAB: an open source toolbox for analysis of single-trial EEG dynamics. Journal of Neuroscience Methods. 134, 9-21 (2004).
  12. Ebisawa, Y. Improved video-based eye-gaze detection method. IEEE Transactions on Instrumentation and Measurement. 47, 948-955 (1998).
  13. Feng, J., Spence, I., Pratt, J. Playing an action video game reduces gender differences in spatial cognition. Psychological Science. 18, 850-855 (2007).
  14. Ferree, T. C., Luu, P., Russell, G. S., Tucker, D. M. Scalp electrode impedance, infection risk, and EEG data quality. Clinical Neurophysiology. 112, 536-544 (2001).
  15. Golan, O., Baron-Cohen, S. Systemizing empathy: teaching adults with Asperger syndrome or high-functioning autism to recognize complex emotions using interactive media. Development and Psychopathology. 18, 591-617 (2006).
  16. Graner Ray, S., S, Gender inclusive game design: Expanding the market. , (2004).
  17. Green, C. S., Bavelier, D. Action video game modifies visual selective attention. Nature. 423, 534-537 (2003).
  18. Green, C. S., Bavelier, D. Enumeration versus multiple object tracking: the case of action video game players. Cognition. 101, 217-245 .
  19. Green, C. S., Bavelier, D. Effect of action video games on the spatial distribution of visuospatial attention. Journal of Experimental Psychology Human Perception and Performance. 32, 1465-1478 (2006).
  20. Green, C. S., Bavelier, D. Action-video-game experience alters the spatial resolution of vision. Psychological Science. 18, 88-94 (2007).
  21. Hafed, Z. M., Clark, J. J. Microsaccades as an overt measure of covert attention shifts. Vision Research. 42, 2533-2545 (2002).
  22. Lieberman, H. R., Pentland, A. P. Microcomputer-based estimation of psychophysical thresholds: the best PEST. Behavior Research Methods and Instrumentation. 14, 21-25 (1982).
  23. Luck, S. J. . An Introduction to the Event-Related Potential Technique. , (2005).
  24. Lykken, D. T., Venables, P. H. Direct measurement of skin conductance: a proposal for standardization. Psychophysiology. 8, 656-672 (1971).
  25. Makeig, S., Delorme, A., Westerfield, M., Jung, T., Townsend, J., Courchesne, E., Sejnowski, T. J. Electroencephalographic brain dynamics following manually responded visual targets. PLoS Biology. 2, e176-e176 (2004).
  26. Makeig, S., Jung, T., Bell, A. J., Ghahremani, D., Sejnowski, T. J. Blind separation of auditory event-related brain responses into independent components. Proceedings of the National Academy of Sciences of the United States of America. 94, 10979-10984 (1997).
  27. Makeig, S., Westerfield, M., Jung, T. P., Enghoff, S., Townsend, J., Courchesne, E., Sejnowski, T. J. Dynamic brain sources of visual evoked responses. Science. 295, 690-694 (2002).
  28. Morgan, S. T., Hansen, J. C., Hillyard, S. A. Selective attention to stimulus location modulates the steady-state visual evoked potential. Proceedings of the National Academy of Sciences of the United States of America. 93, 4770-4774 (1996).
  29. Pentland, A. P. Maximum likelihood estimation: the best PEST. Perception and Psychophysics. 28, 377-379 (1980).
  30. Plaisted, K., Swettenham, J., Rees, L. Children with autism show local precedence in a divided attention task and global precedence in a selective attention task. Journal of Child Psychology and Psychiatry. 40, 733-742 (1999).
  31. Posner, M. I. Orienting of attention. Quarterly Journal of Experimental Psychology. 32, 3-25 (1980).
  32. Smith, M. E., McEvoy, L. K., Gevins, A. Neurophysiological indices of strategy development and skill acquisition. Cognitive Brain Research. 7, 389-404 (1999).
  33. St John, M., Kobus, D. A., Morrison, J. G. A multi-tasking environment for manipulating and measuring neural correlates of cognitive workload. , (2002).
  34. St John, M., Kobus, D. A., Morrison, J. G., Schmorrow, D. Overview of the DARPA augmented cognition technical integration experiment. International Journal of Human-Computer Interac-tion. 17, 131-149 (2004).
  35. Thorell, L. B., Lindqvist, S., Nutley, S. B., Bohlin, G., Klingberg, T. Training and transfer effects of executive functions in preschool children. Developmental Science. 12, 106-113 (2009).
  36. Valla, J. M., Ganzel, B. L., Yoder, K. J., Chen, G. M., Lyman, L. T., Sidari, A. P., Keller, A. E., Maendel, J. W., Perlman, J. E., Wong, S. K. L., Belmonte, M. K. More than maths and mindread-ing: sex differences in empathising/systemising covariance. Autism Research. , (2010).
  37. Witkin, H. A. Individual differences in ease of perception of embedded figures. Journal of Personality. 19, 1-15 (1950).
  38. Witkin, H. A., Lewis, H. B., Hertzman, M., Machover, K., Meissner, P. B., Wapner, S. . Personality through Perception. , (1954).
  39. Wimmer, H., Perner, J. Beliefs about beliefs: Representation and constraining function of wrong beliefs in young children’s understanding of deception. Cognition. 13, 103-128 (1983).
  40. von Ahn, L. Games with a purpose. Computer. 39, 92-94 (2006).

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Cite This Article
Yoder, K. J., Belmonte, M. K. Combining Computer Game-Based Behavioural Experiments With High-Density EEG and Infrared Gaze Tracking. J. Vis. Exp. (46), e2320, doi:10.3791/2320 (2010).

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