Benoit Potvin, Roger Villemaire. When Different Is Wrong: Visual Unsupervised Validation for Web Information Extraction. In Petra Perner, editor, Machine Learning and Data Mining in Pattern Recognition - 14th International Conference, MLDM 2018, New York, NY, USA, July 15-19, 2018, Proceedings, Part II. Volume 10935 of Lecture Notes in Computer Science, pages 132-146, Springer, 2018. [doi]