<prompt> Pedzisa mutsara unotevera: Imwe yemafungiro akajairika ekuona kwevanhu ndeyekuti hukama huripo pakati peNetwork Analysis kana Social Network Visualization uye Social Visualization; ivo vane hukama hwakasununguka. Zviratidziro zvemagariro evanhu rudzi rwekare rwezviratidziro zvemagariro. Kunonyanyokodzera kurangarira mumamiriro ezvinhu ekuona mune zvesayenzi yemagariro evanhu.  <response>: Mepu dzaJohn Snow dzekuputika kwekorera muna 1854 muSoho uye mepu dzaCharles Booth dzehurombo muLondon muna 1889 