School of Computer Science and Engineering The University of New South Wales Sydney 2052, Australia
Research Areas
Research Topics:
Artificial Intelligence
Expert Systems
Knowledge Acquisition
Knowledge-Based Systems
Learning Algorithms
Philosophical Foundations of AI
Theory of Neural Networks
Publications
Machine Learning A Hoffmann, A Mahidadia, Scientific Data Mining and Knowledge Discovery, Mohamed Medhat Gaber. Springer, 2009, 52
Intelligent Support For Building Knowledge Bases For Natural Language Processing S Pham, A Hoffmann, Intelligent assistant system, R. Kaschek. Idea group publishing, London, 2007
Query-Topic Focused Web Pages Summarization S Yoo, A Hoffmann, PRICAI 2006: trends in artificial intelligence, Proceedings, Q. Yang, G. Webb. Springer, Germany, 2006, pp. 533 - 543
Efficient Knowledge Acquisition For Extracting Temporal Relations S Pham, A Hoffmann, ECAI 2006, Brewka, Coradeschi, Perini, Traverso. IOS Press, Amsterdam, 2006, pp. 521 - 525
Clustering-Based Relevance Feedback For Web Pages S Yoo, A Hoffmann, PRICAI 2006: trends in artificial intelligence, Porceedings, Q. Yang, G. Webb. Springer, Germany, 2006, pp. 464 - 473
Bootstrapping Word Sense Disambiguation Using Dynamic Web Knowledge Y Wang, A Hoffmann, PRICAI 2006: Trends in artificial intelligence, Q. Yang, G. Webb. Springer Verlag, Heidelberg, D-69121, Germany, Germany, 2006, pp. 1150 - 1154 [More Info]
A New Approach For The Incremental Development Of Retrieval Functions For Cbr A Hoffmann, A Khan, Applied Artificial Intelligence, Robert Trappl. Taylor and Francis, 2006, pp. 507 - 541
Unsupervised Bilingual Word Sense Disambiguation Using Web Statistics Y Wang, A Hoffmann, AI 2005: Advances in artificial intelligence, . Springer, Berlin, 2005, pp. 1167 - 1172
Pseudo-Relevance Feedback In Web Information Retrieval Using Segments' Subjective Importance Values S Yoo, A Hoffmann, Web intelligence, . IEEE Computer Society, USA, 2005, pp. 422 - 425
Knowledge-Level Management Of Web Information S Yoo, A Hoffmann, Web technologies research and development 2005, . Springer-Verlag Berlin, Berlin, Germany, 2005, pp. 597 - 608
Incremental Knowledge Acquisition For Extracting Temporal Relations S Pham, A Hoffmann, Proceedings of the 2005 IEEE International conference on natural language processing and knowledge engineering, . Publishing house, BUPT, Beijing, China, 2005, pp. 354 - 359
Improved Knowledge Acquisition For High-Performance Heuristic Search J Bekmann, A Hoffmann, Proceedings of the 19th international joint conference on artificial intelligence, . IJCAI, Denver, USA, 2005, pp. 41 - 46
Efficient Knowledge Acquisition For Extracting Temporal Relations S Pham, A Hoffmann, Proceedings of the Australasian language technology workshop, . University of Sydney, Sydney, Australia, 2005, pp. 87 - 95
Cooperative Modelling Evaluated G Beydoun, A Hoffmann, J Breis, R Bejar, R Valencia-Garcia, A Aurum, International Journal of Cooperative Information Systems, . World Scientific Publishing Co. Pte. Ltd., Singapore, 2005, pp. 45 - 71
Kaftie: A New Ka Framework For Building Sophisticated Informationextraction Systems (non-HERDC) S Pham, A Hoffmann, Lecture Notes in Artificial Intelligence, . SPRINGER-VERLAG BERLIN, BERLIN, 2004, pp. 499 - 501
Incremental Knowledge Acquisition For Improving Probabalistic Search Algorithms J Bekmann, A Hoffmann, Engineering in the Age of the Semantic Web, Motta, Shadbolt,Stutt, Gibbins. Springer, Germany, 2004, pp. 248 - 264
Incremental Knowledge Acquisition For Building Sophisticated Information Systems With Kaftie S Pham, A Hoffmann, Practical Aspects of Knowledge Management, D. Karagiannis, U. Reimer. Springer, Germany, 2004, pp. 292 - 306
Heureaka - A New Approach For Adapting Gas To The Problem Domain J Bekmann, A Hoffmann, PRICAI 2004: Trends in Artificial Intelligence, Zhang, Guesgen, Yeap. Springer, Berlin, 2004, pp. 361 - 372
Future Directions In Adopting Gas Using Knowledge Acquisition J Bekmann, A Hoffmann, Proceedings of the Pacific Knowledge Acquisition Workshop, Kang, Hoffmann, Yamaguchi, Yeap. PRICAI/PKAW, Auckland, 2004, pp. 196 - 210
Feature Extraction For Learning To Classify Questions Z Cheung, K Phan, A Mahidadia, A Hoffmann, AI 2004: Advances in Artificial Intelligence: 17th Australian Joint Conference on Artificial Intelligence, G. Webb, X. Yu. Springer-Verlag, Germany, 2004, pp. 1069 - 1075
Extracting Positive Attributions From Scientific Papers S Pham, A Hoffmann, Discovery Science LNS3245, Einoshin Suzuki and Setsuo Arikawa. Springer-Verlag, Berlin,Germany, 2004, pp. 169 - 182
Discovering Conceptual Web-Knowledge In Web Documents S Yoo, A Hoffmann, Engineering Knowledge in the Age of the Semantic Web, E. Motta, N. Shadbolt, A. Stutt, N. Gibbins. SPRINGER-VERLAG BERLIN, BERLIN, 2004, pp. 504 - 505
Discovering Conceptual Web-Knowledge In Web Documents S Yoo, A Hoffmann, Engineering Knowledge in the Age of the Semantic Web, J. G. Carbonell, J. Siekmann. Springer, Germany, 2004, pp. 504 - 505
A New Measure For Extracting Semantically Related Words Y Wang, A Hoffmann, Proceedings of the Australasian Language Technology Workshop 2004, Ash Asudeh, Cecile Paris, Stephen Wan. ASSTA, Canberra City, ACT, 2004, pp. 117 - 122
Towards Topic-Based Summarization For Interactive Document Viewing S Pham, A Hoffmann, Proceedings of the second International Conference on Knowledge Capture, John Gennari, Bruce Porter. ACM Press, USA, 2003, pp. 28 - 35
Mining Patterns Of Dyspepsia Symptoms Across Time Points Using Constraint Assoication Rules A Lau, S Ong, A Mahidadia, A Hoffmann, J Westbrook, T Zrimec, Advances in Knowledge Discovery and Data Mining, 7th Pacific-Asia Confernece, PAKDD 2003, . Springer, Germany, 2003, pp. 124 - 135
Building A Case-Based Diet Recommendation System Without A Knowledge Engineer A Khan, A Hoffmann, Artificial Intelligence in Medicine, Klaus-Peter Adlassnig. Elsevier Science B.V., The Netherlands, 2003, pp. 155 - 179
An Advanced Artificial Intelligence Tool For Menu Design (non-HERDC) A Khan, A Hoffmann, Nutrition and Health, . A B Academic Publishers, Great Britain, 2003, pp. 43 - 53
A New Approach For Scientific Citation Classification Using Cue Phrases S Pham, A Hoffmann, AI 2003: Advances in Artificial Intelligence, Tamas D. Gedeon and Lance Chun Che Fung. Springer, Germany, 2003, pp. 759 - 771
A New Approach For Concept-Based Web Search S Yoo, A Hoffmann, AI 2003: Advances in Artificial Intelligence, T. Gedeon, L. Fung. Springer, Germany, 2003, pp. 65 - 76
Using Subclasses To Improve Classification Learning R Kwok, A Hoffmann
, P Compton, European Conference on Machine Learning, LNAI 2167, Luc DeRaedt; Peter Flach. Springer-Verlag, Berlin, 2001, pp. 203 - 213
Theoretical Basis For Hierarchical Incremental Knowledge Acquisition G Beydoun, A Hoffmann, International Journal on Human-Computer Studies, . Academic Press, London,UK, 2001, pp. 407 - 452
Simulations For Comparing Knowledge Acquisition And Machine Learning A Hoffmann, R Kwok, P Compton, AI 2001: Advances in Artificial Intelligence, Markus Stumptner; Dan Corbett; Mike Brooks. AI 2001: Advances in Artificial Intelligence, Berlin, 2001, pp. 273 - 284
Acquiring Adaptation Knowledge For Cbr With Mikas A Khan, A Hoffmann, AI 2001: Advances in Artificial Intelligence, Markus Stumptner; Dan Corbett; Mike Brooks. Springer-Verlag, Berlin, 2001, pp. 201 - 212
Towards Order Independent Incremental Ka G Beydoun, R Kwok, A Hoffmann, Proceedings of the 6th Pacific Knowledge Acquisition Workshop, . The University of New South Wales, Sydney, Australia, 2000, pp. 1 - 16
The 6th Pacific Knowledge Acquisition Workshop (Pkaw 2000) A Hoffmann, P Compton, H Motoda, T Yamaguchi, The 6th Pacific Knowledge Acquisition workshop (PKAW 2000, . School of Computer Science and Engineering UNSW, Sydney, 2000, pp. 1 - 341
Monitoring Knowledge Acquisition Instead Of Evaluating Knowledge Bases A Hoffmann, G Beydoun, Knowledge Engineering and Knowledge Management, 12th International Conference, EKAW 2000, . Springer-Verlag, Berlin, Germany, 2000, pp. 387 - 402
Incremental Acquisition Of Search Knowledge G Beydoun, A Hoffmann, International Journal of Human Computer Interactions, . Academic Press, London, UK, 2000, pp. 493 - 530
Do We Need Symbols For Designing Complex Ai Systems? A Hoffmann, Proceedings of the ICSC Congress on Intelligent Systems and Applications, . ICSC Academic Press, Canada/Switzerland, 2000, pp. 51 - 57
A New Approach For The Incremental Development Of Adaptation Functions A Hoffmann, A Sowmya, Advances in Case-Based Reasoning, . Springer-Verlag, Berlin, Germany, 2000, pp. 260 - 272
Incremental Acquisition Of Retrieval Knowledge For Case-Based Reasoning A Khan, A Hoffmann, Proceedings of the Fourth Australian Knowledge Acquisition Workshop, . University of NSW, Sydney, 1999, pp. 72 - 86
Holism And Incremental Knowledge Acquisition G Beydoun, A Hoffmann, Proceedings of The 11th European Workshop on Knowledge Acquisition, Management and Modelling, . Springer, Heidelberg, Germany, 1999, pp. 309 - 314
A Formal Framework Of Ripple Down Rules G Beydoun, A Hoffmann, Proceedings of the 4th Australian Knowledge Acquisition Workshop (AKAW99), . University of NSW, Sydney, 1999, pp. 57 - 71
Simultaneous Modelling And Knowledge Acquisition Using Nrdr G Beydoun, A Hoffmann, Lecture notes in artificial intelligence : PRICAI '98, . Springer-Verlag, Berlin, Heidelberg, New York, 1998, pp. 83 - 95
Paradigms Of Artificial Intelligence - A Methodological And Computational Analysis A Hoffmann, , . Springer-Verlag, Singapore, 1998
Constrained Locally Weighted Regression For Process Modelling Unknown, A Hoffmann, AI97 Poster Proceedings, . Springer-Verlag, Singapore, 1998, pp. 596 - 599
Building Search Heuristics At The Knowledge Level G Beydoun, A Hoffmann, Proceedings of The Pacific Rim Knowledge Acquisition Workshop, . National University of Singapore, Singapore, 1998, pp. 140 - 155
Building Problem Solvers Based On Search Control Knowledge G Beydoun, A Hoffmann, Proceedings of The 11th Knowledge Acquisition Workshop, . SRDG publications, Calgary, Canada, 1998, pp. Share1-1 - Share1-16
Acquiring Process Knowledge For Case-Based Reasoning A Khan, A Hoffmann, Proceedings of The 1998 Pacific Rim Knowledge Acquisition Workshop (PKAW'98), . National University Singapore, Singapore, 1998, pp. 156 - 170
Using Knowledge Acquisition To Build Spoken Language System A Hoffmann, S Kaspar, Knowledge Acquisition Modelling and Management, . Springer-Verlag, Berlin Germany, 1997, pp. 353 - 358
On Computational Limitations Of Self-Organization A Hoffmann, Neurocomputing, . Elsevier, The Netherlands, 1997, pp. 69 - 87
Nrdr For The Acquisition Of Search Knowledge G Beydoun, A Hoffmann, Advanced Topics in Artificial Intelligence, . Springer, Berlin, 1997, pp. 177 - 186
Complex Connectionist Dynamics And The Limited Complexity Of The Resulting Functions A Hoffmann, Connection Science, . Carfax Publishing Ltd, Abingdon, Oxford, UK, 1997, pp. 201 - 215
An Instance-Based Framework For Integrating Domain Knowledge With A Reinforcement Learner S Matsushima, A Hoffmann, AI97 Poster Proceedings, . ACS, Perth, 1997, pp. 44 - 49
Acquisition Of Search Knowledge G Beydoun, A Hoffmann, Knowledge Acquisition Modeling and Management, . Springer Verlag, Berlin Germany, 1997, pp. 1 - 16
Reinforcement Learning For Cybernetic Control M Pendrith, M Ryan, A Hoffmann, Proceedings of the 13th European Meeting on Cybernetics and Systems Research, . Austrian Society for Cybernetic and Systems Resear, Vienna, Austria, 1996, pp. 1020 - 1025
![[PHOTO: Achim Hoffmann]](https://my.cse.unsw.edu.au/staffPhotos/achim.jpg)
