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Browsing by Author "Ramírez Cifuentes, Diana"

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A data driven framework for mental health states assessment in social platforms

Ramírez Cifuentes, Diana (Universitat Pompeu Fabra, 2022-07-29)

The link between mental disorders and social media usage has led researchers to work on the development of automated methods to detect mental health issues in social platforms. This thesis proposes a framework for mental ...
Characterization of anorexia nervosa on social media: textual, visual, relational, behavioral, and demographical analysis

Ramírez Cifuentes, Diana; Freire, Ana; Baeza Yates, Ricardo; Sanz Lamora, Nadia; Álvarez, Aida; González Rodríguez, Alexandre; Lozano Rochel, Meritxell; Llobet Vives, Roger; Velazquez, Diego Alejandro; Gonfaus, Josep Maria; Gonzàlez, Jordi (JMIR Publications, 2021)

Background: Eating disorders are psychological conditions characterized by unhealthy eating habits. Anorexia nervosa (AN) is defined as the belief of being overweight despite being dangerously underweight. The psychological ...
Detection of suicidal ideation on social media: multimodal, relational, and behavioral analysis

Ramírez Cifuentes, Diana; Freire, Ana; Baeza Yates, Ricardo; Puntí, Joaquim; Medina Bravo, Pilar, 1966-; Alejandro Velazquez, Diego; Gonfaus, Josep Maria; Gonzàlez, Jordi (JMIR Publications, 2020)

Background: Suicide risk assessment usually involves an interaction between doctors and patients. However, a significant number of people with mental disorders receive no treatment for their condition due to the limited ...
Enhanced word embedding variations for the detection of substance abuse and mental health issues on social media writings

Ramírez Cifuentes, Diana; Largeron, Christine; Tissier, Julien; Baeza Yates, Ricardo; Freire, Ana (Institute of Electrical and Electronics Engineers (IEEE), 2021)

Substance abuse and mental health issues are severe conditions that affect millions. Signs of certain conditions have been traced on social media through the analysis of posts. In this paper we analyze textual cues that ...

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Browsing by Author "Ramírez Cifuentes, Diana"

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