This is the trend data for the publication Mörchen, F., Dejori, M., Fradkin, D., Etienne, J., Wachmann, B., Bundschus, M.: Anticipating annotations and emerging trends in biomedical literature, Proceedings Thirteenth ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, 2008, pp. 954-962. The archive contains: pubmed_cancer_trends.txt: 10,000+81 normalized trends from 01/1970-10/2007. pubmed_cancer_words.txt: 10,000+81 corresponding observed words. pubmed_cancer_mesh.txt: 81 ground truth trend (MeSH term, observed word, YYYYMMDD creation date).