Objective: It has been observed that toddlers tend to miscategorize several negative emotions (e.g., sadness, anger). On the other hand, when we infer others' emotions, an approach-avoidance tendency toward facial expressions is perceived antecedently before linguistically categorizing them into emotion-word-based categories, such as sadness,…

Unstructured data in social media is as part of the "big data" spectrum. Unstructured data in Social media can provide useful insights into social phenomena and citizen opinions, both of which are critical to government policy and businesses decisions. Teachers of business intelligence and analytics commonly use quantitative data from…