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Baolin LIU

  • Baolin LIU

  • Associate Professor

  • Department of Computer Science and Technology

  • Joined Department: 1999

  • Email:liubaolin@tsinghua.edu.cn

  • URL:

  • Phone:+86-10-62781789

  • Fax:+86-10-62771138

Education background

Bachelor of Mathematics,HebeiUniversity,Baoding,China, 1987;

Ph.D. in Applied Mathematics,Byelorussia State University,Byelorussia, 1997.

Social service

ICIP 2007:WorkshopChair(2007);

NPC2007: PC Member (2007);

P2PNET2009: Workshop Co-Chair (2009);

ICUMT'09: PC Member (2009).

Areas of Research Interests/ Research Projects

Chinese Language Comprehension

Cognitive Computation of Auditory and Visual Information

Intelligent Processing of Multimedia Information

National Natural Science Foundation of China: Study on the mechanisms of facilitation and restraint in cognitive processing of images and text (2011-2013)

National Natural Science Foundation of China: Study on the method and technology of brain-computer interface based on visual-auditory perception and cognition (2009-2012)

National Natural Science Foundation of China: Study on the theory of intelligent processing and transmission method of visual media (2008-2011)

National Basic Research Program (973 program) of China: Intelligent processing of visual media (2006-2011)

National High Technology Development Program of China: Data processing oriented software production line (2007-2010).

Research Status

My research group is interested in Chinese language comprehension, cognitive computation of auditory and visual information and intelligent processing of multimedia information, focused in particular on the cognitive mechanisms of auditory and visual informationin videos of real-world eventsin the human brain.

We have systematically studied the cognitive processing of audio-visual information, including Chinese language comprehension, interaction between pictures and words, emotional cognition, and cognitive computation of audio-visual information in videos of real-world events. The corresponding results have been reported in some top-ranking or important international journals.

In the study of Chinese language comprehension,we have verified thatChinese function words aregrammaticalizedfrom content words, and that phonological processing is independent from semantic and syntactic processing, as well as that the monitoring theory model is confirmed in Chinese language comprehension. In the study of the processing of phonological, orthographical, and lexical information of Chinese characters in sentence contexts, we have verified that the direct access hypothesis or the dual-route hypothesis could better explain cognitive processing in the brain.

In the study of interaction between pictures and words, based on thepositivityoffset and negativity bias theories we have found that actual arousal levels of multiple stimuli are different from those of individual pictures and individual words, while the actual arousal levels of individual pictures do not differ significantly from those of individual words. Content consistency can lead to a reduction in emotional attention, and also the influence of pictures on words will differ from the opposite condition.

In the study of influence on cognitive processing from the switches of shooting angles in the videos of real-world events, we have found that when subjects were concerned with the video contents, the switches of shooting angles would distract their attention from the video contents, but as long as the semantic meaning of the videos were coherent, the switches of shooting angles would not lead to significant difficulties in semantic comprehension. And the P3aand RON generally reflect the processing of task-irrelevant visual stimuli.

In the study ofmultisensoryintegration, we have verified that the P400 waveform might be related to the cognitive integration processing of mismatchedmultisensoryinformation in the human brain, and synchronizedmultisensoryinformation would interfere with each other. We have also confirmed that themultisensoryintegration can be observed no matter if the SOA between the auditory and visual information in themultisensorystimuli remains small or large, and themultisensoryintegration could be influenced by the temporal asynchrony in the processing of asynchronous audio-visual stimuli of real-world events. LongerSOAscan weakenmultisensoryintegration, and there are rules as follows: AV>V_A>A_V.

Honors And Awards

The 3rdBeijingHigher-Education Teaching Skill Competition: First-class Prize (2000).

Academic Achievement

[1]BaolinLiu,ZhixingJin,ZhongningWang, and Cheng Gong.The influence of temporal asynchrony onmultisensoryintegration in the processing of asynchronous audio-visual stimuli of real-world events: An ERP Study. Neuroscience, 2010, Accepted.

[2]BaolinLiu,ZhixingJin, ZhaoQing, andZhongningWang, The processing of phonological, orthographical, and lexical information of Chinese characters in sentence contexts: An ERP study.Brain Research, 2010, doi:10.1016/j.brainres.2010.11.068.

[3]BaolinLiu,ShuaiXin,ZhixingJin, YuHu, and Yang Li. Emotional facilitation effect in the picture-word interference task: An ERP study.Brain and Cognition, vol.72, no. 2, pp. 289-299, 2010.

[4]BaolinLiu,ZhixingJin,ZhongningWang, and YuHu.The interaction between pictures and words: Evidence frompositivityoffset and negativity bias. Experimental Brain Research, vol. 201, no. 2, pp.141-153, 2010.

[5]BaolinLiu,ZhongningWang,GuanjunSong, andGuangningWu, Cognitive processing of traffic signs in immersive virtual reality environment: An ERP study.Neuroscience Letters, vol. 485, no. 1, pp. 43-48, 2010.

[6]BaolinLiu,ZhongningWang,ZhixingJin, andGuanjunSong.The influence on cognitive processing from the switches of shooting angles in videos of real-world events: An ERP study.Neuroscience Letters, vol. 469, no. 3, pp. 370-374, 2010.

[7]BaolinLiu,ZhongningWang, andZhixingJin.The integration processing of the visual and auditory information in videos of real-world events: An ERP study. Neuroscience letters, vol. 461, no. 1, pp.7-11, 2009.

[8]BaolinLiu,ZhixingJin,ZhongningWang, andGuangningWu.Chinese function wordsgrammaticalizedfrom content words: Evidence fromERPs.Journal ofNeurolinguistics, vol. 23, no. 6, pp. 663-675, 2010.

[9]BaolinLiu,ZhongningWang, andZhixingJin.The Effects of Punctuations in Chinese Sentence Comprehension: An ERP study.Journal ofNeurolinguistics, vol. 23, no. 1, pp.66-80, 2010.

[10]BaolinLiu,ZhixingJin,WenjunLi,YanliLi, andZhongningWang.The pragmatic meanings conveyed by function words in Chinese sentences: An ERP study.Journal ofNeurolinguistics, vol. 22, no. 6, pp. 548-562, 2009.