TY - JOUR T1 - Letter to the editor: radiomics analysis for predicting pembrolizumab response in patients with advanced rare cancers JF - Journal for ImmunoTherapy of Cancer JO - J Immunother Cancer DO - 10.1136/jitc-2021-003044 VL - 9 IS - 7 SP - e003044 AU - Mateus Trinconi Cunha AU - Vinicius Jardim Carvalho AU - Rafael Maffei Loureiro AU - Carlos Eduardo Brantis-de-Carvalho AU - Murilo Bicudo Cintra AU - Gilberto de Castro Junior Y1 - 2021/07/01 UR - http://jitc.bmj.com/content/9/7/e003044.abstract N2 - A commentary on the original research article: ‘Radiomics analysis for predicting pembrolizumab response in patients with advanced rare cancers’. Of note, the predictor selection process, the cross-validation method, along with the lack of final testing of the developed model with a separated data set may mask overfitting, overestimating performance metrics. ER -