Table 7 Common types of prediction errors. Bold: annotated entity; Underline: predicted entity
From: Extracting psychiatric stressors for suicide from social media using deep learning
Boundary | • when the bottom of my foot inches i want death. • allen high school makes me want to kill myself for not allowing me to get out of a 2nd math class (that i don’t need) knowing i work • hormonal birth control made me suicidal and acne-ridden! there’s no winning against the beast within me |
Annotation error: missing annotation | • harassment is not a thing you should have fun with. it almost killed me yesterday. |
Negation | • im confident in my maths but phys makes me want to die i want |
Entity in wrong context | • gonna kill myself after work today. Cant take the bullying no longer. |
False negative | • when will my best friend stop telling me every little things she does with her boyfriend. i want death • i’d kill myself to make everybody pay |