Yuzhang Xie, Qingqing Sang, Qian Da, Guoshuai Niu, Shijie Deng, Haoran Feng, Yunqin Chen, Yuan-Yuan Li, Bingya Liu, Yang Yang, Wentao Dai
Improving diagnosis and outcome prediction of gastric cancer via multimodal learning using whole slide pathological images and gene expression
Artificial intelligence in medicine
free videosharing platforms vsps make high proportion childrens daily screen use many vsps make algorithmic recommendations appearing thumbnail images video content creators use advertise video content explore vsp thumbnails use attentioncapture designs encourage engagement content test whether vsp algorithmic recommendations offer problematic thumbnail features time crosssectional study conducted january 2022 researchers mimicked search behavior children popular vsp randomly clicking recommended videos order test whether thumbnail designs changed 20 sequential video engagements digital footprintfree data collection setting created using new computer wireless internet router data collected youtube via internet browser logged user account data analysis occurred april december 2022 manual searches using 12 topsearched terms popular schoolaged children conducted researchers captured video thumbnails recommended end video randomly clicked subsequent videos 20 sequential engagements thumbnail content codes developed iterative review screenshots multidisciplinary research team applied trained coders reliability 70 prevalence problematic thumbnail content change prevalence 20 engagements calculated using cochranarmitage trend test total 2880 video thumbnails analyzed 6 features coded including visual loudness drama intrigue lavish excess wish fulfillment creepy bizarre disturbing violence peril pranks gender stereotypes high proportion contained problematic features including creepy bizarre disturbing feature 1283 thumbnails 446 violence peril pranks feature 1170 thumbnails 406 gender stereotypes feature 525 thumbnails 182 features included attentioncapture designs visual loudness feature 2278 thumbnails 791 drama intrigue feature 2636 thumbnails 915 lavish excess wish fulfillment feature 1286 thumbnails 447 contrary hypotheses problematic feature prevalence increase time gender stereotypes feature increased engagement recommendations feed p trend 001 study video recommendations search terms popular children thumbnails contained problematic attentioncapturing designs including violent stereotyped frightening themes research needed understand children respond thumbnail designs whether designs influence quality content children consume