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      Prediction of daily happiness using supervised learning of multimodal lifelog data Translated title: Predicción de la felicidad diaria mediante el aprendizaje supervisado de datos lifelog multimodales Translated title: Predição da felicidade diária usando aprendizado supervisionado de registro de dados multimodais de vida

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          Abstract

          Developing an approach to predict happiness based on individual conditions and actions could enable us to select daily behaviors for enhancing well-being in life. Therefore, we propose a novel approach of applying machine learning, a branch of the field of artificial intelligence, to a variety of information concerning people's lives (i.e., a lifelog). We asked a participant (a healthy young man) to record 55 lifelog items (e.g., positive mood, negative events, sleep time etc.) in his daily life for about eight months using smartphone apps and a smartwatch. We then constructed a predictor to estimate the degree of happiness from the multimodal lifelog data using a support vector machine, which achieved 82.6% prediction accuracy. This suggests that our approach can predict the behaviors that increase individuals' happiness in their daily lives, thereby contributing to improvement in their happiness. Future studies examining the usability and clinical applicability of this approach would benefit from a larger and more diverse sample size.

          Translated abstract

          El desarrollar un enfoque para predecir la felicidad, basado en las condiciones y acciones individuales, nos permitiría seleccionar comportamientos habituales para mejorar el bienestar en la vida. Por lo tanto, proponemos un novedoso enfoque de aplicación del aprendizaje automático, una rama del campo de la Inteligencia Artificial, a una variedad de información de la vida de las personas (es decir, un lifelog). Se le pidió a un participante (un sujeto joven sano) que registrara 55 elementos de lifelog (por ejemplo, humor positivo, eventos negativos, tiempo de sueño etc.) en su vida diaria, durante aproximadamente ocho meses, usando aplicaciones de teléfonos inteligentes, y un reloj inteligente. Posteriormente, construimos un predictor para estimar el grado de felicidad, a partir de los datos lifelog multimodales, utilizando un equipo de vectores de soporte, que logró una precisión de predicción del 82.6%. Estos datos sugieren que nuestro enfoque, puede predecir los comportamientos que incrementan la felicidad de las personas en su vida diaria, contribuyendo así, a una mejora en su felicidad. Los futuros estudios que examinen la usabilidad, y la aplicabilidad clínica de este enfoque, se beneficiarían al analizar un tamaño de muestra más grande, y más diversa.

          Translated abstract

          Desenvolver uma abordagem para prever a felicidade com base em condições e ações individuais pode nos permitir selecionar comportamentos diários para melhorar o bem-estar na vida. Portanto, propomos uma nova abordagem de aplicação da aprendizagem de máquina, um ramo do campo da inteligência artificial, para uma variedade de informações sobre a vida das pessoas (ou seja, um lifelog). Pedimos a um participante (um jovem saudável) que registrasse 55 itens de vida útil (por exemplo, humor positivo, eventos negativos, tempo de sono etc.) em sua vida diária por cerca de oito meses usando aplicativos de smartphones e um relógio inteligente. Em seguida, construímos um preditor para estimar o grau de felicidade dos dados de vida multimodal usando uma máquina de vetores de suporte, que atingiu 82,6% de precisão de previsão. Isso sugere que nossa abordagem pode prever os comportamentos que aumentam a felicidade dos indivíduos em suas vidas diárias, contribuindo para uma melhoria em sua felicidade. Estudos futuros examinando a usabilidade e a aplicabilidade clínica dessa abordagem se beneficiariam de um tamanho de amostra maior e mais diversificado.

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          The application of mHealth to mental health: opportunities and challenges.

          Advances in smartphones and wearable biosensors enable real-time psychological, behavioural, and physiological data to be gathered in increasingly precise and unobtrusive ways. Thus, moment-to-moment information about an individual's moods, cognitions, and activities can be collected, in addition to automated data about their whereabouts, behaviour, and physiological states. In this report, we discuss the potential of these new mobile digital technologies to transform mental health research and clinical practice. By drawing on results from the INSIGHT research project, we show how traditional boundaries between research and clinical practice are becoming increasingly blurred and how, in turn, this is leading to exciting new developments in the assessment and management of common mental disorders. Furthermore, we discuss the potential risks and key challenges associated with applying mobile technology to mental health.
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            Author and article information

            Contributors
            Role: ND
            Role: ND
            Role: ND
            Role: ND
            Journal
            rpsaude
            Revista Psicologia e Saúde
            Rev. Psicol. Saúde
            Universidade Católica Dom Bosco, Programa de Mestrado e Doutorado em Psicologia (Campo Grande, MS, Brazil )
            2177-093X
            August 2019
            : 11
            : 2
            : 145-152
            Affiliations
            [1] orgnameTokushima University orgdiv1School of Technology, Industrial and Social Sciences t.yamamoto@ 123456tokushima-u.ac.jp
            [4] orgnameLaboratory of Physical Activity Neuroscience secm80@ 123456gmail.com
            [2] orgnameNara Institute of Science and Technology orgdiv1School of Science and Technology orgdiv2Division of Information Science juniti-y@ 123456is.naist.jp
            [3] orgnameUniversidad Anahuac Mayab orgdiv1School of Medicine eric.murillo@ 123456anahuac.mx
            Article
            S2177-093X2019000200011
            10.20435/pssa.v11i2.823
            6b891020-97cb-4b35-91c2-c464a09da24b

            http://creativecommons.org/licenses/by/4.0/

            History
            : 27 February 2019
            : 21 February 2019
            : 21 September 2018
            Page count
            Figures: 0, Tables: 0, Equations: 0, References: 8, Pages: 8
            Product

            SciELO Periódicos Eletrônicos em Psicologia

            Categories
            Thematic Dossier: Psychology and Public Health

            log de vida,machine learning,lifelog,artificial intelligence,happiness,behavior,aprendizaje automático,inteligencia artificial,felicidad,aprendizado de máquina,inteligência artificial,felicidade

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