在实时危机热线聊天中预测自杀风险 整合机器学习与心理因素:探索黑子
Meytal Grimland1,2, Joy Benatov3, Hadas Yeshayahu3
1Lior Tsfaty Center for Suicide and Mental Pain Studies, Ruppin Academic Center, Emek Hefer, Israel.
Suicide & life-threatening behavior
|February 12, 2024
概括
用心理风险因素增强的机器学习模型在预测危机聊天中自杀风险方面表现有前途. 绝望和被挫败的归属感成为预防自杀的关键指标.
科学领域:
- 计算精神病学是一种计算精神病学.
- 在心理健康方面使用自然语言处理 (NLP).
背景情况:
- 自杀风险预测仍然是一个重大挑战.
- 将心理学理论集成到机器学习 (ML) 模型中可以提高预测准确性.
研究的目的:
- 在危机热线聊天中评估结合理论驱动的心理风险因素的ML模型的预测性能.
- 确定特定的理论驱动因素,有助于基于ML的自杀风险预测.
主要方法:
- 使用了17,654个危机聊天会话的数据集,分类为自杀或不自杀.
- 一个自杀风险因子 (SRF) 词典是基于主要的自杀理论而开发的.
- 一个专门的ML模型,自杀风险-伯特 (SR-BERT),使用NLP和SRF词典进行训练.
主要成果:
- 与其他车型相比,SR-BERT表现出了卓越的性能.
- 后勤回归确定了绝望,自杀史,自我伤害和挫败的归属感作为重要的预测因素.
- 这些因素与自杀风险密切相关.
结论:
- 结合理论知识的ML模型可以改善自杀风险预测.
- 绝望和被挫败的归属感是自杀风险的关键因素,为预防和干预策略提供了信息.
相关概念视频
Human Genetics
570
Human genetics provides a profound framework for understanding the interplay between genetic predispositions and human psychology. At the heart of this discipline lies the study of how genes influence physical traits, behaviors, and susceptibility to diseases. Each person carries a unique genetic code that subtly or significantly shapes their psychological and behavioral landscape.
The complex relationship between genetics and psychology is observable through common biological components such...
The complex relationship between genetics and psychology is observable through common biological components such...
570
Depressive Disorders: Etiology
102
Depressive disorders result from a complex interplay of biological, psychological, and sociocultural factors, each contributing uniquely to the development and persistence of the condition. Understanding these factors provides critical insight into the multifaceted nature of depression.
Biological Factors in Depression
Biological predispositions significantly influence the risk of developing depressive disorders. Genetic studies highlight the role of variations in the serotonin transporter...
Biological Factors in Depression
Biological predispositions significantly influence the risk of developing depressive disorders. Genetic studies highlight the role of variations in the serotonin transporter...
102
Psychological and Sociocultural Causes of Schizophrenia
88
Schizophrenia, a complex psychiatric disorder, has been historically misunderstood. Early psychological theories attributed its origins to childhood trauma and unresponsive parenting. However, contemporary research largely rejects these notions, favoring the vulnerability-stress hypothesis. This model proposes that individuals with a genetic predisposition to schizophrenia may develop the disorder following exposure to significant environmental stressors. Notably, studies on high-risk...
88
Regression Toward the Mean
6.3K
Regression toward the mean (“RTM”) is a phenomenon in which extremely high or low values—for example, and individual’s blood pressure at a particular moment—appear closer to a group’s average upon remeasuring. Although this statistical peculiarity is the result of random error and chance, it has been problematic across various medical, scientific, financial and psychological applications. In particular, RTM, if not taken into account, can interfere when...
6.3K
Theoretical Approaches to Psychological Disorder
226
The development of psychological disorders, which are characterized by deviant, maladaptive, and personally distressing behaviors, has been explored through several theoretical approaches.
Biological approach
The biological approach posits that internal, organic factors are the primary causes of such disorders. This perspective emphasizes brain structure and function, genetic predispositions, and neurotransmitter imbalances. For example, schizophrenia has been associated with both genetic...
Biological approach
The biological approach posits that internal, organic factors are the primary causes of such disorders. This perspective emphasizes brain structure and function, genetic predispositions, and neurotransmitter imbalances. For example, schizophrenia has been associated with both genetic...
226
Psychoneuroimmunology: Cardiovascular Disease
30
Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
A key area of focus in PNI is the relationship between stress and coronary...
A key area of focus in PNI is the relationship between stress and coronary...
30


