Identifying Psychological Symptoms Based on Facial Movements

Background: Many methods have been proposed to automatically identify the presence of mental illness, but these have mostly focused on one specific mental illness. In some non-professional scenarios, it would be more helpful to understand an individual's mental health status from all perspectiv...

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Main Authors: Xiaoyang Wang, Yilin Wang, Mingjie Zhou, Baobin Li, Xiaoqian Liu, Tingshao Zhu
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-12-01
Series:Frontiers in Psychiatry
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpsyt.2020.607890/full
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author Xiaoyang Wang
Xiaoyang Wang
Yilin Wang
Yilin Wang
Mingjie Zhou
Mingjie Zhou
Baobin Li
Baobin Li
Xiaoqian Liu
Xiaoqian Liu
Tingshao Zhu
Tingshao Zhu
author_facet Xiaoyang Wang
Xiaoyang Wang
Yilin Wang
Yilin Wang
Mingjie Zhou
Mingjie Zhou
Baobin Li
Baobin Li
Xiaoqian Liu
Xiaoqian Liu
Tingshao Zhu
Tingshao Zhu
author_sort Xiaoyang Wang
collection DOAJ
description Background: Many methods have been proposed to automatically identify the presence of mental illness, but these have mostly focused on one specific mental illness. In some non-professional scenarios, it would be more helpful to understand an individual's mental health status from all perspectives.Methods: We recruited 100 participants. Their multi-dimensional psychological symptoms of mental health were evaluated using the Symptom Checklist 90 (SCL-90) and their facial movements under neutral stimulation were recorded using Microsoft Kinect. We extracted the time-series characteristics of the key points as the input, and the subscale scores of the SCL-90 as the output to build facial prediction models. Finally, the convergent validity, discriminant validity, criterion validity, and the split-half reliability were respectively assessed using a multitrait-multimethod matrix and correlation coefficients.Results: The correlation coefficients between the predicted values and actual scores were 0.26 and 0.42 (P < 0.01), which indicated good criterion validity. All models except depression had high convergent validity but low discriminant validity. Results also indicated good levels of split-half reliability for each model [from 0.516 (hostility) to 0.817 (interpersonal sensitivity)] (P < 0.001).Conclusion: The validity and reliability of facial prediction models were confirmed for the measurement of mental health based on the SCL-90. Our research demonstrated that fine-grained aspects of mental health can be identified from the face, and provided a feasible evaluation method for multi-dimensional prediction models.
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spelling doaj.art-d1e39e2624db4bca8be1e73f51f0fdba2022-12-21T23:14:37ZengFrontiers Media S.A.Frontiers in Psychiatry1664-06402020-12-011110.3389/fpsyt.2020.607890607890Identifying Psychological Symptoms Based on Facial MovementsXiaoyang Wang0Xiaoyang Wang1Yilin Wang2Yilin Wang3Mingjie Zhou4Mingjie Zhou5Baobin Li6Baobin Li7Xiaoqian Liu8Xiaoqian Liu9Tingshao Zhu10Tingshao Zhu11Institute of Psychology, Chinese Academy of Sciences, Beijing, ChinaDepartment of Psychology, University of Chinese Academy of Sciences, Beijing, ChinaInstitute of Psychology, Chinese Academy of Sciences, Beijing, ChinaDepartment of Psychology, University of Chinese Academy of Sciences, Beijing, ChinaInstitute of Psychology, Chinese Academy of Sciences, Beijing, ChinaDepartment of Psychology, University of Chinese Academy of Sciences, Beijing, ChinaDepartment of Psychology, University of Chinese Academy of Sciences, Beijing, ChinaSchool of Computer Science and Technology, University of Chinese Academy of Sciences, Beijing, ChinaInstitute of Psychology, Chinese Academy of Sciences, Beijing, ChinaDepartment of Psychology, University of Chinese Academy of Sciences, Beijing, ChinaInstitute of Psychology, Chinese Academy of Sciences, Beijing, ChinaDepartment of Psychology, University of Chinese Academy of Sciences, Beijing, ChinaBackground: Many methods have been proposed to automatically identify the presence of mental illness, but these have mostly focused on one specific mental illness. In some non-professional scenarios, it would be more helpful to understand an individual's mental health status from all perspectives.Methods: We recruited 100 participants. Their multi-dimensional psychological symptoms of mental health were evaluated using the Symptom Checklist 90 (SCL-90) and their facial movements under neutral stimulation were recorded using Microsoft Kinect. We extracted the time-series characteristics of the key points as the input, and the subscale scores of the SCL-90 as the output to build facial prediction models. Finally, the convergent validity, discriminant validity, criterion validity, and the split-half reliability were respectively assessed using a multitrait-multimethod matrix and correlation coefficients.Results: The correlation coefficients between the predicted values and actual scores were 0.26 and 0.42 (P < 0.01), which indicated good criterion validity. All models except depression had high convergent validity but low discriminant validity. Results also indicated good levels of split-half reliability for each model [from 0.516 (hostility) to 0.817 (interpersonal sensitivity)] (P < 0.001).Conclusion: The validity and reliability of facial prediction models were confirmed for the measurement of mental health based on the SCL-90. Our research demonstrated that fine-grained aspects of mental health can be identified from the face, and provided a feasible evaluation method for multi-dimensional prediction models.https://www.frontiersin.org/articles/10.3389/fpsyt.2020.607890/fullmental healthpsychological symptomsSCL-90facial movementsmachine learningmultitrait-multimethod matrix
spellingShingle Xiaoyang Wang
Xiaoyang Wang
Yilin Wang
Yilin Wang
Mingjie Zhou
Mingjie Zhou
Baobin Li
Baobin Li
Xiaoqian Liu
Xiaoqian Liu
Tingshao Zhu
Tingshao Zhu
Identifying Psychological Symptoms Based on Facial Movements
Frontiers in Psychiatry
mental health
psychological symptoms
SCL-90
facial movements
machine learning
multitrait-multimethod matrix
title Identifying Psychological Symptoms Based on Facial Movements
title_full Identifying Psychological Symptoms Based on Facial Movements
title_fullStr Identifying Psychological Symptoms Based on Facial Movements
title_full_unstemmed Identifying Psychological Symptoms Based on Facial Movements
title_short Identifying Psychological Symptoms Based on Facial Movements
title_sort identifying psychological symptoms based on facial movements
topic mental health
psychological symptoms
SCL-90
facial movements
machine learning
multitrait-multimethod matrix
url https://www.frontiersin.org/articles/10.3389/fpsyt.2020.607890/full
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