Hemant Purohit

social media disaster management social computing emergency management big data emergency response disaster informatics crisis informatics emergency services humanitarian informatics data analytics public services crisis computing intent mining human-ai collaboration machine learning artificial intelligence web mining smart city crisis response organization text mining social media mining behavior modeling data science public health gender violence government human behavior citizen sensors social development human-centered computing human-ai teaming realtime analytics community resilience human centered computing human-ai teamining intent classification policy informatics human computer interaction human ai collaboration information retrieval search disaster response chatbots serviceability ranking information overload business intelligence market analysis web uncertain graph decision support concept graph humanitarian organization nonprofit crisis management user modeling user classification human crisis information technology coordination process knowledge cooperation cooperative system humanitarian motivation lessons learned networking failures best practices experience phd success doctorate social data analytics contrast mining data-driven policy crisis social impact