Description Usage Format Details Source References Examples
The Khan dataset consists of gene expression measurements, obtained using cDNA microarrays, of four types of pediatric small round blue cell tumors: the Ewing family of tumors (EW, 23 microarrays), Burkitt lymphomas (BL, 8 microarrays), neuroblastoma (NB, 12 microarrays) and rhabdomyosarcoma (RM, 20 microarrays). There is a total of 63 microarrays and an additional set of 25 microarys for testing purposes. It has 6,567 genes that were filtered to 2,308 genes in Khan et al. (2001). Here it is provided the filtered sample.
1 | data("Khan")
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A data frame with 2308 observations on the following 88 variables.
TRAIN1.EW
a numeric vector
TRAIN2.EW
a numeric vector
TRAIN3.EW
a numeric vector
TRAIN4.EW
a numeric vector
TRAIN5.EW
a numeric vector
TRAIN6.EW
a numeric vector
TRAIN7.EW
a numeric vector
TRAIN8.EW
a numeric vector
TRAIN9.EW
a numeric vector
TRAIN10.EW
a numeric vector
TRAIN11.EW
a numeric vector
TRAIN12.EW
a numeric vector
TRAIN13.EW
a numeric vector
TRAIN14.EW
a numeric vector
TRAIN15.EW
a numeric vector
TRAIN16.EW
a numeric vector
TRAIN17.EW
a numeric vector
TRAIN18.EW
a numeric vector
TRAIN19.EW
a numeric vector
TRAIN20.EW
a numeric vector
TRAIN21.EW
a numeric vector
TRAIN22.EW
a numeric vector
TRAIN23.EW
a numeric vector
TRAIN24.BL
a numeric vector
TRAIN25.BL
a numeric vector
TRAIN26.BL
a numeric vector
TRAIN27.BL
a numeric vector
TRAIN28.BL
a numeric vector
TRAIN29.BL
a numeric vector
TRAIN30.BL
a numeric vector
TRAIN31.BL
a numeric vector
TRAIN32.NB
a numeric vector
TRAIN33.NB
a numeric vector
TRAIN34.NB
a numeric vector
TRAIN35.NB
a numeric vector
TRAIN36.NB
a numeric vector
TRAIN37.NB
a numeric vector
TRAIN38.NB
a numeric vector
TRAIN39.NB
a numeric vector
TRAIN40.NB
a numeric vector
TRAIN41.NB
a numeric vector
TRAIN42.NB
a numeric vector
TRAIN43.NB
a numeric vector
TRAIN44.RM
a numeric vector
TRAIN45.RM
a numeric vector
TRAIN46.RM
a numeric vector
TRAIN47.RM
a numeric vector
TRAIN48.RM
a numeric vector
TRAIN49.RM
a numeric vector
TRAIN50.RM
a numeric vector
TRAIN51.RM
a numeric vector
TRAIN52.RM
a numeric vector
TRAIN53.RM
a numeric vector
TRAIN54.RM
a numeric vector
TRAIN55.RM
a numeric vector
TRAIN56.RM
a numeric vector
TRAIN57.RM
a numeric vector
TRAIN58.RM
a numeric vector
TRAIN59.RM
a numeric vector
TRAIN60.RM
a numeric vector
TRAIN61.RM
a numeric vector
TRAIN62.RM
a numeric vector
TRAIN63.RM
a numeric vector
TEST64.NB
a numeric vector
TEST65.EW
a numeric vector
TEST66.NA
a numeric vector
TEST67.RM
a numeric vector
TEST68.NA
a numeric vector
TEST69.EW
a numeric vector
TEST70.BL
a numeric vector
TEST71.NB
a numeric vector
TEST72.NA
a numeric vector
TEST73.RM
a numeric vector
TEST74.NA
a numeric vector
TEST75.EW
a numeric vector
TEST76.NA
a numeric vector
TEST77.NB
a numeric vector
TEST78.BL
a numeric vector
TEST79.NB
a numeric vector
TEST80.RM
a numeric vector
TEST81.BL
a numeric vector
TEST82.EW
a numeric vector
TEST83.EW
a numeric vector
TEST84.EW
a numeric vector
TEST85.RM
a numeric vector
TEST86.NB
a numeric vector
TEST87.RM
a numeric vector
TEST88.NB
a numeric vector
Variables:
Col. 1-23: TRAIN1.EW through TRAIN23.EW. Training set with tumor type EW.
Col. 24-31: TRAIN24.BL through TRAIN31.BL. Training set with tumor type EW.
Col. 32-43: TRAIN32.NB through TRAIN43.NB. . Training set with tumor type EW.
Col. 34-63: TRAIN44.RM through TRAIN63.RM. Training set with tumor type EW.
Col. 64-88: EST64.NB through TEST88.NB. Testing set.
Own
Amaratunga D, Cabrera J, Shkedy Z. Exploration and analysis of DNA microarray and other high dimensional data. J. Wiley & Sons, 2014.
Khan J, Wei J, Ringner M, Saal L, Ladanyi M, Westermann F, Berthold F, Schwab M, Antonescu C, Peterson C, and Meltzer P. Classification and diagnostic prediction of cancers using gene expression profiling and artificial neural networks. Nature Medicine, v.7, pp.673-679, 2001.
Nieto-Reyes A, Cabrera J. Statistical depth based normalization and outlier detection of gene expression data. Preprint.
1 2 3 | K=Khan[,1:63]
names(K)
outlier.detection(K,MS = TRUE)
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