Diterbitkan dalam berbagai tulisan dengan perbedaan minor (lihat beberpa tulisan: salami slicing blog Hadi Nur Duplicate and salami publications)
Kebetulan saya sedang pelajari tentang concept-based, saya temukan:
Shady Shehata, Fakhri Karray, Mohamed Kamel: Enhancing Text Categorization Using Sentence Semantics. ADMA 2008: 87-98
Shady Shehata, Fakhri Karray, Mohamed Kamel: A concept-based model for enhancing text categorization. KDD 2007: 629-637
Shady Shehata, Fakhri Karray, Mohamed Kamel: Enhancing Search Engine Quality Using Concept-based Text Retrieval. Web Intelligence 2007: 26-32
Shady Shehata, Fakhri Karray, Mohamed S. Kamel: Enhancing Text Clustering Using Concept-based Mining Model. ICDM 2006: 1043-1048
Shady Shehata, Fakhri Karray, Mohamed S. Kamel: Enhancing Text Retrieval Performance using Conceptual Ontological Graph. ICDM Workshops 2006: 39-44
