Detection of suicide-related posts in Twitter data streams
Aim: a new approach that uses the social media platform Twitter to quantify suicide warning signs for individuals and to detect posts containing suicide-related content. Proposed System: the automatic identification of sudden changes in a user’s online behavior. To detect such changes, combine natural language processing techniques to aggregate behavioral and textual features and pass these features through a martingale framework, which is widely used for hange detection in data streams. Existing System: traditional detection methods rely heavily on manually annotated speech, which can limit their effectiveness due in part to the varying forms of suicide warning signs in at-risk individuals [6, 11, 12]. Objectives: 1. using research from the field of psychology, we design and develop behavioral features to quantify the level of risk for an individual according to his online behavior on Twitter (speech, diurnal activities, size of social networ...