Q: Are there published reviews on Radiomics?

Q: Are there published reviews on Radiomics?

Yes, the first paper mentioning Radiomics and explaining the hypothesis:
 
Lambin P, Rios-Velazquez E, Leijenaar R, Carvalho S, van Stiphout RG, Granton P, et al. Radiomics: extracting more information from medical images using advanced feature analysis. Eur J Cancer 2012;48: 441-446 (PubMed)
 
We are currently also writing an invited review for Nature Reviews Clinical Oncology.
 
Also see this excellent, recently published review paper by Gillies et al.:
 
Gillies RJ, Kinahan PE, Hricak H. Radiomics: Images Are More than Pictures, They Are Data. Radiology 2016;278: 563-577 (PubMed)
 
And the following paper by Kumar et al.:
 
Kumar V, Gu Y, Basu S, Berglund A, Eschrich SA, Schabath MB, et al. Radiomics: the process and the challenges. Magn Reson Imaging 2012;30: 1234-1248 (PubMed)