1. Bhattacharjee, A., Richards, W., Staunton, J., Li, C., Monti, S., Vasa, P., Ladd, C., Beheshti, J., Bueno, R., Gillette, M., Loda, M., Weber, G., Mark, E., Lander, E., Wong, W., Johnson, B., Golub, T., Sugarbaker, D., Meyerson, M.: Classification of human lung carcinomas by mrna expression profiling reveals distinct adenocarcinoma subclasses. In. Proceedings of the National Academy of Sciences of the United States of America, 98, 13790–13795 (2001)
2. Borg, I., Groenen, P.: Modern Multidimensional Scaling–Theory and Applications. Springer Verlag, New York (1997)
3. Bradley, P., Fayyad, U., Reina, C.: Scaling clustering algorithms to large databases. In: Proceedings of the 4th ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, pp. 9–15 (1998)
4. Breunig, M., Kriegel, H.P., Ng, R., Sander, J.: Lof: identifing density based local outliers. In: Proceedings of the 2000 ACM SIGMOD International Conference on Management of Data, pp. 427–438 (2000)
5. DeGroot, M., Schervish, M.: Probability and Statistics, 3rd edn. Addison Wesley, Upper Saddle River (2001)