An Emotion Model of 3D Virtual Characters in Intelligent Virtual Environment. - Zhen Liu 002; Zhigeng Pan (ACII, 2005)

Design of a Cartoon Game for Traffic Safety Education of Children in China. - Zhen Liu 002 (Edutainment, 2006)

Simulation of Pedestrians in Computer Animation. - Zhen Liu 002 (ICICIC (2), 2006)

Emotion Social Interaction for Virtual Characters. - Zhen Liu 002 (ICNC (1), 2006)

Emotion Interaction of Virtual Character in 3D Artificial Society. - Zhen Liu 002 (SEAL, 2006)

A Model of Facial Expression for 3D Avatar. - Zhen Liu 002 (International Conference on Computational Science (3), 2007)

Simulation of Virtual Human's Mental State in Behavior Animation. - Zhen Liu 002 (LSMS (2), 2007)

A Personality Based Emotion Model for Intelligent Virtual Agents. - Zhen Liu 002 (ICNC (6), 2008)

Cognitive and synthetic behavior of avatars in intelligent virtual environments. - Ronghua Liang; Mingmin Zhang; Zhen Liu 002; Meleagros A. Krokos (Virtual Real., 2008)

A Simulation Based on Emotions Model for Virtual Human Crowds. - Bangquan Liu; Zhen Liu 002; Yuan Hong (ICIG, 2009)

An Emotion Model for Virtual Agents with Evolvable Motivation. - Zhen Liu 002; Yuan Hong; Qiong Liu 001; Yan-Jie Chai (Trans. Edutainment, 2011)

Medical Image Segmentation Based on a Hybrid Region-Based Active Contour Model. - Tingting Liu 002; Haiyong Xu; Wei Jin 003; Zhen Liu 002; Yiming Zhao; Wenzhe Tian (Comput. Math. Methods Medicine, 2014)

Classification of clouds in satellite imagery using over-complete dictionary via sparse representation. - Wei Jin 003; Lei Wang; Xingbin Zeng; Zhen Liu 002; Randi Fu (Pattern Recognit. Lett., 2014)

Cluster-based cross-view filtering for compressed multi-view depth maps. - Zhen Liu 002; Qiong Liu 001; You Yang; Yuchi Liu; Gangyi Jiang; Mei Yu 001 (VCIP, 2016)

Shadow obstacle model for realistic corner-turning behavior in crowd simulation. - Gaoqi He; Yi Jin; Qi Chen; Zhen Liu 002; Wenhui Yue; Xingjian Lu (Frontiers Inf. Technol. Electron. Eng., 2016)

Intelligent Behaviors of Virtual Characters in Serious Games for Child Safety Education. - Tingting Liu 002; Minhua Ma; Zhen Liu 002; Gerard Jounghyun Kim; Cuijuan Liu; Qintao Geng (Serious Games and Edutainment Applications, 2017)

An optimization-driven approach for computing geodesic paths on triangle meshes. - Bangquan Liu; Shuang-Min Chen; Shi-Qing Xin; Ying He 001; Zhen Liu 002; Jieyu Zhao 002 (Comput. Aided Des., 2017)

Speech Emotion Recognition Using Cross-Correlation and Acoustic Features. - Joyjit Chatterjee; Vajja Mukesh; Hui-Huang Hsu; Garima Vyas; Zhen Liu 002 (DASC/PiCom/DataCom/CyberSciTech, 2018)

Modeling Emotional Contagion for Crowd in Emergencies. - Tingting Liu 002; Zhen Liu 002; Yanjie Chai; Jin Wang (Edutainment, 2018)

The Research on Serious Games in Social Skills Training for Children with Autism. - Tingting Liu 002; Zhen Liu 002; Yanjie Chai; Jin Wang (Edutainment, 2018)

Affective Interaction Technology of Companion Robots for the Elderly: A Review. - Jin Wang; Tingting Liu 002; Zhen Liu 002; Yanjie Chai (Edutainment, 2018)

A perception-based emotion contagion model in crowd emergent evacuation simulation. - Zhen Liu 002; Tingting Liu 002; Minhua Ma; Hui-Huang Hsu; Zhongrui Ni; Yan-Jie Chai (Comput. Animat. Virtual Worlds, 2018)

Simulating evacuation crowd with emotion and personality. - Tingting Liu 002; Zhen Liu 002; Yanjie Chai; Jin Wang; Xueyan Lin; Peng Huang (Artif. Life Robotics, 2019)

3D visual simulation of individual and crowd behavior in earthquake evacuation. - Tingting Liu 002; Zhen Liu 002; Minhua Ma; Tian Chen; Cuijuan Liu; Yan-Jie Chai (Simul., 2019)

Modeling crowd emotion from emergent event video. - Lin Zhuo; Zhen Liu 002; Tingting Liu 002; Chih-Chieh Hung; Yanjie Chai (Comput. Animat. Virtual Worlds, 2021)

On the Possibility of Regulation of Human Emotions via Multimodal Social Interaction with an Embodied Agent Controlled by eBICA-Based Emotional Interaction Model. - Alexei V. Samsonovich; Zhen Liu 002; Tingting Liu 002 (AGI, 2022)

An indoor evacuation guidance system with an AR virtual agent. - Quehong Gan; Zhen Liu 002; Tingting Liu 002; Yanjie Chai (BICA*AI, 2022)

Seismic evacuation simulation in a dynamic indoor environment. - Yifan Chu; Zhen Liu 002; Tingting Liu 002; Yumeng Zhao; Yanjie Chai (Comput. Animat. Virtual Worlds, 2022)

A personalized and emotion based virtual simulation model for pedestrian-vehicle collision avoidance. - Xiao Lin; Zhen Liu 002; Tingting Liu 002; Yanjie Chai (Comput. Animat. Virtual Worlds, 2022)

Implicit sentiment analysis based on multi-feature neural network model. - Yin Zhuang; Zhen Liu 002; Tingting Liu 002; Chih-Chieh Hung; Yan-Jie Chai (Soft Comput., 2022)

Physical simulation of oscillation and falling effects of objects in indoor earthquake scenarios. - Yifan Chu; Zhen Liu 002; Tingting Liu 002; Alexei V. Samsonovich; Yanjie Chai (Vis. Comput., 2022)

Facial expression GAN for voice-driven face generation. - Zheng Fang; Zhen Liu 002; Tingting Liu 002; Chih-Chieh Hung; Jiangjian Xiao; Guangjin Feng (Vis. Comput., 2022)

Emotionally intelligent virtual tour guide in handling group conflicts: Effect on user outcomes. - Qing Li 041; Tingting Liu 002; Zhen Liu 002; Yanjie Chai (Comput. Animat. Virtual Worlds, 2023)

Exploring the influencing factors of wall-following behavior in a virtual reality fire evacuation game. - Jing Wang 149; Tingting Liu 002; Zhen Liu 002; Yanjie Chai (Comput. Animat. Virtual Worlds, 2023)

Design and user experience analysis of AR intelligent virtual agents on smartphones. - Quehong Gan; Zhen Liu 002; Tingting Liu 002; Yumeng Zhao; Yanjie Chai (Cogn. Syst. Res., 2023)

Learning coordinated emotion representation between voice and face. - Zheng Fang; Zhen Liu 002; Chih-Chieh Hung; Yoones A. Sekhavat; Tingting Liu 002; Xun Wang (Appl. Intell., 2023)

Modeling heterogeneous behaviors with different strategies in a terrorist attack. - Le Bi; Tingting Liu 002; Zhen Liu 002; Jason Teo; Yumeng Zhao; Yanjie Chai (Virtual Real. Intell. Hardw., 2023)

DDG: Dependency-difference gait based on emotional information attention for perceiving emotions from gait. - Xiao Chen; Zhen Liu 002; Jiangjian Xiao; Tingting Liu 002; Yumeng Zhao (Cogn. Syst. Res., 2023)

An emotional crowd simulation method based on audiovisual linkage for terrorist attacks. - Zhuang Wang; Zhen Liu 002; Tingting Liu 002; Yumeng Zhao; Yanjie Chai (Comput. Graph., 2024)

Modelling conversational agent with empathy mechanism. - Xuyao Dai; Zhen Liu 002; Tingting Liu 002; Guokun Zuo; Jialin Xu; Changcheng Shi; Yuanyi Wang (Cogn. Syst. Res., 2024)

Modeling quick autonomous response for virtual characters in safety education games. - Tingting Liu 002; Zhen Liu 002; Yuanyi Wang; Yanjie Chai (Cogn. Syst. Res., 2024)

EmpCI: Empathetic response generation with common sense and empathetic intent. - Xun Wang; Tingting Liu 002; Zhen Liu 002; Zheng Fang (Cogn. Syst. Res., 2024)

On the logic of agent's emotions. - Yuanyi Wang; Zhen Liu 002; Tingting Liu 002; Alexei V. Samsonovich; Valentin V. Klimov (Cogn. Syst. Res., 2024)

A multi-agent motion simulation method for emergency scenario deduction. - Jiale Wang; Zhen Liu 002; Tingting Liu 002; Yuanyi Wang (Cogn. Syst. Res., 2024)

Collective cognition based analysis of community structure discovery algorithms. - Peichen Xiong; Zhen Liu 002; Ping Wei; Tingting Liu 002 (Cogn. Syst. Res., 2024)

Research on emotion modeling of intelligent agents in earthquake evacuation simulation. - Yumeng Zhao; Zhen Liu 002; Jiangjian Xiao; Tingting Liu 002; Gen Xu; Yuanyi Wang (Cogn. Syst. Res., 2024)

Crowd evacuation simulation based on hierarchical agent model and physics-based character control. - Jianming Ye; Zhen Liu 002; Tingting Liu 002; Yanhui Wu; Yuanyi Wang (Comput. Animat. Virtual Worlds, 2024)

CECM: A cognitive emotional contagion model in social networks. - Chih-Chieh Hung; Xiaoyuan Gao; Zhen Liu 002; Yumei Chai; Tingting Liu 002; Cuijuan Liu (Multim. Tools Appl., 2024)

Affective-pose gait: perceiving emotions from gaits with body pose and human affective prior knowledge. - Yumeng Zhao; Zhen Liu 002; Tingting Liu 002; Yuanyi Wang; Yanjie Chai (Multim. Tools Appl., 2024)

A Spatiotemporal Graphical Attention Navigation Algorithm Based on Limited State Information. - Tao Ma; Zhen Liu 002; Tingting Liu 002; Yumeng Zhao; Yanjie Chai (IEEE Trans. Comput. Soc. Syst., 2024)

Empathetic Response Generation With Self and Other-Imagine Graph. - Xun Wang; Zhen Liu 002; Tingting Liu 002; Zheng Fang (IEEE Trans. Comput. Soc. Syst., 2024)

Create a Crowd Emotion Detection Framework With Ecological Validity. - Xiao Chen; Zhen Liu 002; Tingting Liu 002; Jiangjian Xiao (IEEE Trans. Affect. Comput., 2025)

Fine-Grained Emotion Comprehension: Semisupervised Multimodal Emotion and Intensity Recognition. - Zheng Fang; Zhen Liu 002; Tingting Liu 002; Chih-Chieh Hung (IEEE Trans. Comput. Soc. Syst., 2025)