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Table 1 Cancer types and their respective sample sizes
| Cancer type (data set) | Class label | Sample size |
|---|---|---|
| Bladder urothelial carcinoma (TCGA, Nature 2014) [47] | 1 | 127 |
| Breast invasive carcinoma (TCGA, Cell 2015) [48] | 2 | 973 |
| Colorectal adenocarcinoma (TCGA, Nature 2012) [49] | 3 | 212 |
| Glioblastoma (TCGA, Cell 2013) [50] | 4 | 280 |
| Head and neck squamous cell carcinoma (TCGA, Nature 2015) [51] | 5 | 279 |
| Kidney renal clear cell carcinoma (TCGA, Nature 2013) [52] | 6 | 418 |
| Acute myeloid leukaemia (TCGA, NEJM 2013) [53] | 7 | 190 |
| Lung adenocarcinoma (TCGA, Nature 2014) [54] | 8 | 230 |
| Lung squamous cell carcinoma (TCGA, Nature 2012) [55] | 9 | 178 |
| Ovarian serous cystadenocarcinoma (TCGA, Nature 2011) [56] | 10 | 316 |
| Uterine corpus endometrial carcinoma (TCGA, Nature 2013) [57] | 11 | 240 |
| Adenoid cystic carcinoma (MSKCC, Nat Genet 2013) [58] | 12 | 55 |
| Brain lower grade glioma (TCGA, Provisional) | 13 | 279 |
| Cervical squamous cell carcinoma and endocervical adenocarcinoma (TCGA, Provisional) | 14 | 191 |
| Kidney renal papillary cell carcinoma (TCGA, Provisional) | 15 | 161 |
| Liver hepatocellular carcinoma (AMC, Hepatology 2014) [59] | 16 | 231 |
| Pancreatic adenocarcinoma (TCGA, Provisional) | 17 | 145 |
| Prostate adenocarcinoma (TCGA, Cell 2015) [60] | 18 | 332 |
| Skin cutaneous melanoma (TCGA, Provisional) | 19 | 278 |
| Stomach adenocarcinoma (TCGA, Nature 2014) [61] | 20 | 287 |
| Papillary thyroid carcinoma (TCGA, Cell 2014) [62] | 21 | 399 |
| Adrenocortical carcinoma (TCGA, Provisional) | 22 | 88 |
| Kidney chromophobe (TCGA, Cancer Cell 2014) [63] | 23 | 65 |
| Pheochromocytoma and paraganglioma (TCGA, Provisional) | 24 | 161 |
| Sarcoma (TCGA, Provisional) | 25 | 240 |
| Testicular germ cell cancer (TCGA, Provisional) | 26 | 149 |
| Uterine carcinosarcoma (TCGA, Provisional) | 27 | 56 |
| Uveal melanoma (TCGA, Provisional) | 28 | 80 |
