Zhang GQ, Tao S, Xing G, Lhatoo SD, Mozes J, Zonjy B, Lhatoo SD, Cui L.
NHash: Randomized N-Gram Hashing for Distributed Generation of Validatable Unique Study Identifiers in Multi- center Research. JMIR Medical Informatics, 2015;3(4):e35.

Sun M, Zhu W, Tao S, Cui L, Zhang GQ.
COBE: A Conjunctive Ontology Browser and Explorer for Visualizing SNOMED CT Fragments. AMIA Annual Symp Proc 2015, pp. 2092-100.

Xing G, Cui L, Zhang GQ.
FEDRR: Fast, Exhaustive Detection of Redundant Hierarchical Relations in Large Biomedical Ontologies. International Workshop on Biomedical Data Mining, Modeling, and Semantic Integration. BDM2I ISWC 2015.

Cui L, Tao S, Zhang GQ.
Biomedical Ontology Quality Assurance Using a Big Data Approach. ACM Transactions on Knowledge Discovery from Data. [In press]

Dean D, Goldberger A, Mueller R, Kim M, Rueschman M, Mobley D, Cui L, Zhang GQ, Redline S.
Scaling up Scientific Discovery in Sleep Medicine: the National Sleep Research Resource. Sleep [in press].

Jayapandian C, Wang W, Morrical M, Dean D, Mobley D, Kim M, Rueschman M, Loparo K, Redline S, Zhang GQ.
RREV: Reconfigurable Rendering Engine for Visualization of Clinically Annotated Polysomnograms, 2015 IEEE International Conference on Bioinformatics and Biomedicine (regular paper).

Chen Y, Li L, Zhang GQ, Xu R.
Phenome-driven Disease Genetics Prediction Towards Drug Discovery. Bioinformatics (2015) 31 (12): i276-i283.

French RH, Podgornik R, Peshek TJ, Bruckman LS, Xu Y, Wheeler NR, Sun J, Zhang GQ.
Degradation Science: Mesoscopic Evolution and Temporal Analytics of Photovoltaic Energy Materials. Current Opinion in Solid State and Materials Science. Elsevier (available online 20 January 2015).

Jayapandian C, Wei A, Ramesh P, Zonjy B, Lhatoo SD, Loparo K, Zhang GQ, Sahoo SS.
A Scalable Neuroinformatics Data Flow for Electrophysiological Signals Using MapReduce. Front Neuroinform. 2015; 9: 4, [PMC4360820]

Sahoo SS, Zhang GQ, Bamps Y, Fraser R, Stoll S, Lhatoo SD, Sajatovic M.
Managing information well: Toward an Ontology-driven Informatics Platform for Data Sharing and Secondary Use in Epilepsy Self-management Research Centers. Health Informatics Journal (available online 2015 Mar 13) [PMID: 25769938]

Zhang GQ∗, Zhu W, Sun M, Tao S, Bodenreider O, Cui L.
MaPLE: A MapReduce Pipeline for Lattice-based Evaluation of SNOMED CT. IEEE Int. Conf. Big Data, 2014;754-9.

Luo Z, Zhang GQ, Wentz S, Cui L, Xu R.
SimQ: Real-Time Retrieval of Similar Consumer Health Questions. J Med Internet Res. 2015 Feb 17;17(2):e43. [PMID: 25689608; PMC4376128]

Luo Z, Apperson-Hansen C, Pelfrey C, Zhang GQ.
RMS: a platform for managing cross- disciplinary and multi-institutional research project collaboration. BMC Medical Informatics and Decision Making, 2014 Nov 30;14:106 (highly accessed). [PMID: 25433526; PMC4264263]

Zhu W, Zhang GQ, Tao SQ, Sun M, Cui L.
NEO: Systematic Non-Lattice Embedding of Ontologies for Comparing the Subsumption Relationship in SNOMED CT and in FMA Using MapRe- duce. AMIA Joint Summits on Translational Science 2015; 216-20.

Tao SQ, Cui L, Zhu W, Sun M. Bodenreider O, Zhang GQ.
Mining Relation Reversals in the Evolution of SNOMED CT Using MapReduce. AMIA 2015 Joint Summits on Translational Informatics 2015;46-50.

Comparative Analysis of A Novel Disease Phenotype Network Based on Clinical Manifestations. Journal of Biomedical Informatics, 2015 Feb;53:113-20 [PMID: 25277758; PMC4452018]

Sun J, Bogie KM, Teagno J, Sun YH, Carter RR, Cui L, Zhang GQ.
Design and Implementation of a Comprehensive Web-based Survey For Ovarian Cancer Survivorship With Analysis of Pre- diagnostic Symptoms via Text Mining, Journal of Cancer Informatics 2015 Mar 23;13(Suppl 3):113-23. [PMID: 25861211; PMC4373720]


Sahoo SS, Tao S, Parchman A, Luo Z, Cui L, Mergler P, Lanese R, Barnholtz-Sloan J, Meropol NJ, Zhang GQ.
Trial Prospector: Matching Patients with Cancer Research Studies using an Ontology-driven Semantic Approach, Cancer Inform. 2014;13:157-66. [PMC4259509]

Zhang GQ∗, Cui L, Lhatoo S, Schuele S, Sahoo S.
MEDCIS: Multi-Modality Epilepsy Data Capture and Integration System. AMIA Annual Symp Proc 2014;1248-57. [PMC4420009]

Cui L, Xu R, Luo Z, Wentz S, Scarberry K, Zhang GQ∗.
Multi-topic Assignment for Exploratory Navigation of Consumer Health Information in NetWellness using Formal Concept Analysis. BMC Medical Informatics and Decision Making 2014;14:63 (highly accessed). [PMID: 25086916; PMC4131492]

Cui L, Tao S, Zhang GQ.
A Semantic-based Approach for Exploring Consumer Health Questions Using UMLS. AMIA Annual Symp Proc 2014;432-41. [PMC4419919]

Jayapandian C, Chen CH, Dabir A, Lhatoo S, Zhang GQ, Sahoo S.
Domain Ontology As Conceptual Model for Big Data Management: Application in Biomedical Informatics. International Conference on Conceptual Modeling, Atlanta, 2014;144-57.

Cui L, Sahoo S, Lhatoo S, Garg G, Rai P, Bozorgi A, Zhang GQ.
Complex Epilepsy Phenotype Extraction from Narrative Clinical Discharge Summaries. Journal of Biomedical Informatics, 2014;51:272-279. [PMID: 24973735]

Cui L, Carter R, Zhang GQ.
Evaluation of a Novel Conjunctive Exploratory Navigation Interface for Consumer Health Information: A Crowdsourced Comparative Study. Journal of Medical Internet Research, 2014;16(2):e45. (Altmetric score: 56, top 5% of all articles ever tracked by Altmetric) [PMID: 24513593; PMCID: PMC3936301]

Luo Z, Pelfrey C, Zhang GQ.
Visualizing and Evaluating the Growth of Multi-Institutional Collaboration Based on Research Network Analysis, AMIA Clinical Research Informatics Summit, 2014, San Francisco (In press)

Cui L, Carter R, Zhang GQ.
Evaluation of a Novel Conjunctive Exploratory Navigation Interface for Consumer Health Information: A Crowdsourced Comparative Study." Journal of Medical Internet Research, 2014;16(2):e45.

Sahoo S, Lhatoo S, Gupta D, Cui L, Zhao M, Jayapadian C, Bozorgi A, Zhang GQ.
Epilepsy and Seizure Ontology: Towards an Epilepsy Informatics Infrastructure for Clinical Research and Patient Care. Journal of American Medical Informatics Association, 2014 Jan 1;21(1):82-9. [PMID: 23686934]

Carter R, DiFeo A, Bogie K, Zhang GQ, Sun J.
Crowdsourcing Awareness: Exploration of the Ovarian Cancer Knowledge Gap through Amazon Mechanical Turk.PLOS ONE 9, no. 1 (2014):e85508.


Zhang GQ, Cui L, Teagno J, Kaebler D, Koroukian S, Xu R.
Merging Ontology Navigation with Query Construction for Web-based Medicare Data Exploration. AMIA Summit on Clinical Research Informatics (CRI) 2013, pp. 285-289. [PMID: 24303282; PMCID: PMC3845758]

Cui L, Mueller R, Sahoo SS, Zhang GQ. 
Querying Complex Federated Clinical Data Using Ontological Mapping and Subsumption Reasoning. IEEE International Conference on Healthcare Informatics 2013 (ICHI 2013), pp. 351-360.

Luo L, Mejino J, Zhang GQ. 
An Analysis of FMA Using Structural Self-Bisimilarity. Journal of Biomedical Informatics 2013;46(3):497–505.

Luo L, Xu R, Zhang GQ.
Dissecting the Ambiguity of FMA Concept Names Using Taxonomy and Partonomy Structural Information. AMIA Summits Transl Sci Proc. 2013; 2013:157–161. [PMC3845762]

Luo L, Rowbottom J, Craker J, Xu R, Zhang GQ.
VINSIA: Visual Navigator for Surgical Information Access. Military Medicine 2013;178(7):746-752. [PMID: 23820348]

Sahoo S, Zhang GQ, Lhatoo S.
Epilepsy Informatics and an Ontology-driven Infrastructure for Large Database Research and Patient Care in Epilepsy. Epilepsia 2013;54(8):1335–1341. [PMID: 23647220; PMCID: PMC3774789]

Sahoo S, Jayapandian C, Garg G, Kaffashi F, Chung S, Bozorgi A, Chen CH, Loparo K, Lhatoo SD, and Zhang GQ.
Heart beats in the cloud: distributed analysis of electrophysiological 'big data' using cloud computing for epilepsy clinical research. Journal of the American Medical Informatics Association (2013). [PMID: 24326538]

Jayapandian CP, Chen CH, Bozorgi A, Lhatoo SD, Zhang GQ, Sahoo SS.
Cloudwave: Distributed Processing of “Big Data” from Electrophysiological Recordings for Epilepsy Clinical Research Using Hadoop. American Medical Informatics Association (AMIA) Annual Symposium, 2013. pp. 691-700.

Bozorgi A, Chung S, Kaffashi F, Loparo K, Sahoo S, Zhang GQ, Kaiboriboon K, Lhatoo S. 
Significant postictal hypotension: Expanding the spectrum of seizure‐induced autonomic dysregulation. Epilepsia 2013;54(9):e127–e130. [PMID: 23758665; PMCID: PMC3769446]

Chen Y, Ren XF, Zhang GQ, Xu R.
Ontology-Guided Organ Detection to Retrieve Web Images of Disease Manifestation: Towards the Construction of a Consumer-based Health Image Library. Journal of the American Medical Informatics Association (JAMIA) 2013 Nov-Dec;20(6):1076-81. [PMID: 23792805; PMCID: PMC3822108]

Luo ZH, Zhang GQ, Xu R.
Mining Patterns Among Adverse Events in Clinical Trials - An Exploratory Study. AMIA Summits Transl Sci Proc 2013:112–116. [PMID: 24303317; PMCID: PMC3814483]

Parchman AJ, Zhang GQ, Mergler P, Barnholtz-Sloan J, Lanese R, Miller DW, Opper C, Sahoo SS, Tao S, Teagno J, Warfe J, Meropol NJ.
Trial prospector: An automated clinical trials eligibility matching program. Proceedings of the American Society of Clinical Oncology (ASCO) Annual Meeting. 2013.

Chen Y, Zhang X, Zhang GQ and Xu R
Creation and Comparative Analysis of a Novel Disease Phenotype Network Based on Clinical Manifestation.Annual American Medical Informatics Association Symposium (Accepted for Late-breaking oral presentation).


Chen Y, Ren XF, Zhang GQ, Xu R.
Ontology Guided Approach to Retrieving Disease Manifestation Images for Health Image Base Construction. IEEE HISB 2012 (Best Research Paper Award).

Jayapandian CP, Chen CH, Bozorgi A, Lhatoo SD, Zhang GQ, Sahoo SS.
Electrophysiological Signal Analysis and Visualization using Cloudwave for Epilepsy Clinical Research. Studies in health technology and informatics 192 (2012): 817-821. [PMID: 23920671]

Guo-Qiang Zhang, Lhatoo S, Sahoo S (2012) 
From classification to epilepsy ontology and informatics. Epilepsia, 53;28-32. [PMID: 23647220; PMCID: PMC3398997]

Jayapandian C, Zhao M, Ewing R, Guo-Qiang Zhang, Sahoo S (2012) 
A semantic proteomics dashboard (SemPoD) for proteomics data management in translational research. BMC Systems Biology 2012;6:S20. [PMID: 23282161; PMCID: PMC3524316]

Guo-Qiang Zhang, Luo L, Ogbuji C, Joslyn C, Mejino J, Sahoo S (2012) 
An analysis of multi-type relational interactions in FMA using graph motifs. AMIA Ann. Symposium Proc 2012. [PMID: 23304382; PMCID: PMC3540524]

Cui L, Bozorgi A, Lhatoo S.D, Guo-Qiang Zhang, Sahoo S (2012) 
EpiDEA: Extracting Structured Epilepsy and Seizure Information from Patient Discharge Summaries for Cohort Identification. AMIA Annu Symp Proc. 2012, pp. 1191-1200. [PMID: 23304396; PMCID: PMC3540531]

Sahoo S, Zhao M, Luo L, Guo-Qiang Zhang (2012). 
OPIC: Ontology-driven Patient Information Capturing System for Epilepsy. AMIA Annu Symp Proc. 2012:799-808. [PMID: 23304354; PMCID: PMC3540561]

Yang Chen, Guo-Qiang Zhang and Rong Xu (2012).
Semi-supervised Image Classification for Automatic Construction of a Health Image Library, ACM SIGHIT Annual Symposium on Health Informatics. [7]

Licong Cui, Guo-Qiang Zhang (2012).
A generalized non-pumping lemma for regular languages. WSPC - Proceedings

Zhang GQ, Sahoo SS, Lhatoo SD.
From Classification to Epilepsy Ontology and Informatics. Epilepsia, 2012. Vol. 53(Suppl. 2). pp. 28-32. PMID: 22765502.

Teagno J, Kiefer RC, Pathak J, Zhang GQ, Sahoo SS.
A Distributed Semantic Web Approach for Cohort Identification. Proceedings of the American Medical Informatics Association (AMIA) Annual Symposium, 2012; pp. 1969


Guo-Qiang Zhang, Xiangnan Zhou, Robert Fraser, Licong Cui. 
Concatenation and Kleene Star on Deterministic Finite Automata. WSPC - Proceedings concatenation-star.pdfLICS 2011 (short presentation: slides)

Sahoo, S, Ogbuji, C,, Luo, L, Dong, X, Cui, L, Redline, S, Guo-Qiang Zhang (2011). 
MiDas: Automatic Extraction of a Common Domain of Discourse in Sleep Medicine for Multi-center Data Integration, AMIA Annu Symp Proc. 2011. [PMID: 22195180; PMCID: PMC3243207]

Guo, L, Huang, F, Li, Q, Guo-Qiang Zhang (2011). 
Power contexts and their concept lattices. pdf Discrete Mathematics 311 (18-19): 2049-2063.

Tran, V, Johnson, N, Redline, S, Guo-Qiang Zhang (2011). 
OnWARD: Ontology-driven Web-based framework for multi-center studies. Journal of Biomedical Informatics, Dec 2011, 1:S48-53. [PMID: 21924379; PMCID: PMC3251701]

Huang F, Narayan S, Wilson D, Johnson D, Guo-Qiang Zhang (2011). 
A Fast Iterated Conditional Modes Algorithm for Water-Fat Decomposition in MRI. IEEE Trans Med Imaging Vol. 30(8) pp. 1480-92. [PMID: 21402510; PMCID: PMC3651048]

Narayan S, Huang F, Johnson D, Guo-Qiang Zhang, Wilson D (2011). 
Fast Lipid And Water Levels by Extraction with Spatial Smoothing (FLAWLESS): Three-dimensional volume fat/water separation at 7 Tesla, Journal of Magnetic Resonance Imaging Volume 33, Issue 6, June 2011. [PMID: 21591017; PMCID: PMC3285449]

Mueller R, Sahoo SS, Dong X, Redline S, Arabandi S, Luo L, Zhang GQ.
Mapping multi-institution data sources to domain ontology for data federation: the PhysioMIMI approach. AMIA Clinical Research Informatics Summit (CRI), 2011.

Zhang GQ, Mueller R, Jonhson N, Arabandi S, Sahoo SS, Redline S.
Online Exploration of Case-control Study Designs in VISAGE. AMIA Clinical Research Informatics Summit (CRI), 2011.


Guo-Qiang Zhang and Olivier Bodenreider (2010). 
Large-scale, exhaustive lattice-based structural auditing of SNOMED CT. pdf AMIA Annual Symp Proc 2010, pp. 922-926 (Distinguished Paper Award). [PMID: 21347113; PMCID: PMC3041382]

Guo-Qiang Zhang and Olivier Bodenreider (2010). 
Using SPARQL to test for lattices: application to quality assurance in biomedical ontologies. pdf Proceedings of the 9th International Semantic Web Conference (ISWC 2010) 2010, Lecture Notes in Computer Science Vol. 6497 (Best Paper Award Finalist).

Guo-Qiang Zhang, Siegler T, Saxman P, Sandberg N, Mueller R, Johnson N, Hunscher D, Arabandi S. 
VISAGE: A Query Interface for Clinical Research. Proceedings of the 2010 AMIA Clinical Research Informatics Summit, San Francisco, March 12-13, 2010, pp. 76-80. [PMID: 21347154; PMCID: PMC3041531]

Ogbuji, C., Arabandi, S., Zhang, S., Guo-Qiang Zhang. 
Segmenting and Merging Domain-specific Ontology Modules for Clinical Informatic. Formal Ontology in Information Systems, proceedings of the 6th international conference, Volume 209, Frontiers in Artificial Intelligence and Applications, Edited by: A. Galton and R. Mizoguchi. IOS Press, pages 414-427

Guo-Qiang Zhang and Licong Cui. 
A set coverage problem. pdf Information Processing Letters, Vol 110, Issue 4, pages 158-159, 2010.


Guo-Qiang Zhang. 
Closures in binary partial algebras. Electronic Notes in Theoretical Computer Science Volume 257, Pages 3-18, 2009. pdf

Manfred Droste and Guo-Qiang Zhang.
Bifinite Chu spaces. Logical Methods in Computer Science, Vol 6, Issue 1, Paper 3, 2010. pdf

Remo Mueller, Van Anh Tran and Guo-Qiang Zhang.
A scalable parametric-RBAC architecture for the propagation of MIMI. The 11th International Conference on Enterprise Information Systems (ICEIS 2009), LNBIP 24, pp. 114-124, Springer-Verlag, 2009. pdf

Jie Dai, Remo Mueller, Jacek Szymanski and Guo-Qiang Zhang.
Towards "WYDISYS" for MIMI using concept analysis. The 24th Annual ACM Symposium on Applied Computing, pp. 91-97, ACM Press, 2009. pdf


Manfred Droste and Guo-Qiang Zhang.
Random event structures. Int J Software Informatics, Vol.2, No.1, pp. 77-88, 2008. pdf

Fangping Huang, Manfred Droste and Guo-Qiang Zhang.
A monoidal category of bifinite Chu spaces. Electronic Notes in Theoretical Computer Science, Vol. 212, 285-297, 2008.


Adam Troy and Guo-Qiang Zhang.
Beyond PubMed and Google Scholar: using vertical digital library portals to enhance exploratory biomedical literature mining.

Adam Troy and Guo-Qiang Zhang.
Enhancing relevance scoring with chronological term rank. SIGIR'07: Proceedings of the 30th Annual International ACM SIGIR Conference, pages 599-606, 2007. pdf

Jacek Szymanski, David L. Wilson and Guo-Qiang Zhang.
MIMI: Multimodality, Multiresource, Information Integration Environment for Biomedical Core Facilities. Journal of Digital Imaging, Vol. 22, pp. 535-47.

Ying Jiang and Guo-Qiang Zhang.
Weakly distributive domains (II). Frontiers of Computer Science in China, Vol 1, No. 4, pages 373-384, Springer, 2007.

Adam Troy, Guo-Qiang Zhang and Ye Tian.
Faster concept analysis. ICCS'07: 15th International Conference on Conceptual Structures, Lecture Notes in Artificial Intelligence, Vol. 4604, pages 206-219, 2007pdf

Guo-Qiang Zhang.
Mediating secure information-flow policies. Information and Computation,Vol 205, issue 9, pages 1413-1425, 2007. pdf

Manfred Droste and Guo-Qiang Zhang.
Bifinite Chu spaces. CALCO'07: 2nd Conference on Algebra and Coalgebra in Computer Science, Lecture Notes in Computer Science, Vol. 4624, pages 179-193, 2007pdf

Ying Jiang and Guo-Qiang Zhang.
Weakly distributive domains. TLCA'07: Typed Lambda Calculi and Applications, Lecture Notes in Computer Science, Vol. 4583, pages 194-206, 2007pdf


Guo-Qiang Zhang and Gongqin Shen.
Approximable Concepts, Chu spaces, information systems. In V. De Paiva and V. Pratt (edts.) Theory and Applications of Categories Special Volume on Chu Spaces: Theory and Applications, Vol. 17, No. 5, pp. 80-102, 2006. pdf

Pascal Hitzler, Markus Krotzsch, Guo-Qiang Zhang.
A categorical view on algebraic lattices in FCA. Fundamenta Informaticae, Volume 74 (2-3), pp. 301 - 328, 2006.pdf

Jeff Stuckman and Guo-Qiang Zhang.
Mastermind is NP-Complete. INFOCOMP Journal of Computer Science, Vol 5, pp. 25 - 28, 2006. pdf


Guo-Qiang Zhang, Lee White, C. Hesse, M. Buchner, M. Mehregany.
Roadmap for a departmental website. Educause Quarterly, Volume 28, Number 3, 2005. pdf

Guo-Qiang Zhang, Adam D. Troy, Keith Bourgoin.
Bootstrapping ontology learning for information retrieval using FCA and information anchors. 14th International Conference on Conceptual Structures, Aalborg, Denmark, July 2006. pdf

Adam D. Troy, Guo-Qiang Zhang, Mehran Mehregany.
Evolution of the Hilton Head Workshop research community. Education Technical Digest of Sensors, Actuators and Microsystems Workshop, Hilton Head, SC, June 2006. pdf

Guo-Qiang Zhang and Ying Jiang.
On an open problem of Amadio and Curien: the finite antichain condition. Information and Computation, Vol. 202, pp. 87 - 103, 2005. pdf

Yixiang Chen and Guo-Qiang Zhang.
Maximality and totality of stable functions in the category of stable bifinite domains. Computers and Mathematics with Applications, Vol 51, pp. 1011-1020, 2006. pdf

Guo-Qiang Zhang, Gongqin Shen, Ye Tian, and Jiayang Sun.
Concept analysis as a formal method for menu design. Springer Lecture Notes in Computer Science, Vol. 3941 (Proceedings of the 12th International Workshop on Design, Specification and Verification of Interactive Systems, Newcastle-upon-Tyne, England, July 13-15, 2005.) pdf

Guo-Qiang Zhang and Devin Tian. 
ACOSys: an experimental system for automated content organization. Proceedings of the 13th International Conference on Conceptual Structures July 18-22, 2005, Kassel, Germany. pdf

Markus Krotzsch, Pascal Hitzler, Guo-Qiang Zhang. 
Morphisms in Context. Proceedings of the 13th International Conference on Conceptual Structures July 18-22, 2005, Kassel, Germany. pdf


Guo-Qiang Zhang and William Rounds. 
Reasoning with power defaults. Theoretical Computer Science, Vol. 323/1-3, pp 321-350, 2004. pdf

Guo-Qiang Zhang, Josh Staiger, Gongqin Shen, Adam Troy, J Sun.
Web-menu design using formal concept analysis. Position paper. In Pfeiffer Wolff and Delugach (Eds.) Conceptual Structures at Work, Shaker Verlag, ISBN 3-8322-2950-7, pp 141 - 145, 2004. pdf

Pascal Hitzler and Guo-Qiang Zhang.
A cartesian closed category of approximating concepts. Proceedings of 12th International Conference on Conceptual Structures, ICCS 2004, Huntsville, AL, July 2004, Lecture Notes in Artificial Intelligence Vol 3127, pp 170 - 185, 2004. pdf

Guo-Qiang Zhang.
Compact coverages generate spectral frames. Electronic Notes in Theoretical Computer Science, Vol. 83, 7 pages, 2004pdf

Guo-Qiang Zhang.
Chu spaces, concept lattices, and domains. 19th Conference on the Mathematical Foundations of Programming Semantics, Montreal, Canada, March 19-22, 2003, Electronic Notes in Theoretical Computer Science, Vol. 83, 17 pages, 2004pdf pdf

 2003 and Earlier

Thierry Coquand and Guo-Qiang Zhang.
A representation of stably compact spaces, and patch topology. Theoretical Computer Science, Vol. 305, pp 77-84, 2003. pdf

Manfred Droste and Guo-Qiang Zhang.
On transformations of formal power series. Information and Computation, Vol. 184, pp 369-383, 2003. pdf

Guo-Qiang Zhang.
Domain mu-calculus. Theoretical Informatics and Applications, Vol 37, pp 337 - 364, 2003 (postscript format) (slides presented at the Summer Topology Conference in DC, July 12, 2003journal pdf

Guo-Qiang Zhang.
Logic, semantics and computer science: some fundamental ideas. Advances in Mathematics, Vol 31, No. 5, October 2002, pages 389-402. pdf

Guo-Qiang Zhang.
Axiomatic aspects of default inference. In Decker et al. pages 17-32. Paraconsistent Computational Logic'02, CoRR (Computing Research Repository)pdf

Guo-Qiang Zhang.
Decidable fragments of domain mu-calculus: an automata-theoretic perspective. In Esik and Ingolfsdottir, Fixed Points In Computer Science Copenhagen,B Denmark, July 20-21, 2002.

Bill Rounds and Guo-Qiang Zhang.
Clausal logic and logic programming in algebraic domains. Information and Computation vol 171:183-200, December 2001pdf

T. Coquand and Guo-Qiang Zhang.
Sequents, frames, and completeness. Computer Science Logic 2000Lecture Notes in Computer Science, 1862, 277-291Abstract Postscript pdf

Guo-Qiang Zhang and Bill Rounds.
Semantics of logic programs and representation of Smyth powerdomain. In: (Keimel et al eds.) Domains and Processes, Kluwer Academic Publishers, 2001, 151-179. Postscript

G.-Q. Zhang and L. Smith.
A collection of functional libraries for theory of computation. Proceedings of the 39th ACM-SE Conference, ACM PRESS, May 2001, 83-90.

M. Droste and G.-Q. Zhang.
Rational transformations of formal power series. In: Automata, Languages and Programming (28th ICALP, Crete), Lecture Notes in Computer Science vol 2076, Springer 2001, 555 - 566. pdf

G.-Q. Zhang and Y. Chen.
A category of graphs. Journal of Computer Science and Technology. December 2001.

Eric KlavinsW. Rounds and Guo-Qiang Zhang.
Experimenting with power default reasoning. AAAI'98. Abstract Postscript

Guo-Qiang Zhang.
Automata, Boolean matrices, and ultimate periodicity. Information and Computation, Vol. 152, Number 1, pages 138-154, July 1999Abstract Postscript PDF

W. Rounds and Guo-Qiang Zhang.
Logical considerations of default semantics. Annals of Mathematics and Artificial Intelligence. vol 20, 1997, 195-226. Abstract Postscript

W. Rounds and Guo-Qiang Zhang.
Nonmonotonic consequences of default domain theory. Annals of Mathematics and Artificial Intelligence. vol 20,1997, 227-265. Abstract Postscript

Bill Rounds and Guo-Qiang Zhang.
Clausal logic and logic programming in algebraic domains. Information and Computation vol 171:183-200, December 2001. pdf

Ilaria Castallani and Guo-Qiang Zhang.
Parallel product of event structures. Theoretical Computer Science, vol 179, Issue 1-2, 1997, 203-215. AbstractPostscript

Guo-Qiang Zhang and W. Rounds.
Defaults in domain theory. Theoretical Computer Science, vol 177, Issue 1, 1997, 155-182. Abstract Postscript

Guo-Qiang Zhang and E. Rodny Canfield.
The end of pumping?. Theoretical Computer Science, vol 174, Issue 1-2, 1997, 275-279. Abstract Postscript

Guo-Qiang Zhang and W. Rounds.
Complexity of power default reasoning, (LICS'97) Proceedings of the 12th Annual IEEE Symposium on Logic in Computer Science, 328-339, Warsaw, Poland, July 1997. Abstract Postscript

Guo-Qiang Zhang and W. Rounds.
Reasoning with power defaults (preliminary report) (LPNMR'97). Proceedings of the 4th International Conference on Logic programming and Non-monotonic Reasoning, 152-169, Dagstuhl, Germany, July 1997. AbstractPostscript

Guo-Qiang Zhang, W. Rounds, and Chang Huang.
A modal logic for reasoning about belief. Proceedings of the 30th International Conference on System Sciences,vol V, pages 383-391, Maui, Hawaii, Jan. 1997. Abstract Postscript

Guo-Qiang Zhang and W. Rounds.
Resolution in the Smyth powerdomain, (MFPS'97). Proceedings of the 13rd International Conference on Mathematical Foundations of Programming Semantics, (Carnegie-Mellon University, Pittsburgh, March 1997)ENTCS, Volume 6. Abstract Postscript

W. Rounds and Guo-Qiang Zhang.
Lecture Notes on Domain Theory and Nonmonotonic Reasoning. European Summer School in Logic, Language, and Information (ESSLLI 97). Slides

Guo-Qiang Zhang.
The largest cartesian closed category of stable domains. Theoretical Computer Science, vol 166, Issue 1-2, 1996, 203-219. Abstract Postscript

Guo-Qiang Zhang.
Quasi-prime algebraic domains. Theoretical Computer Science, Vol 155, 1996, 221-264. pdf

W. Rounds and Guo-Qiang Zhang.
Attunement to constraints in nonmonotonic reasoning. Logic, Language, and Computation, vol 1, 479--494. CSLI Lecture Notes, vol 58, CSLI Publication, Stanford, CA., 1996. Abstract Postscript

W. Rounds and Guo-Qiang Zhang.
Domain theory meets default logic. Journal of Logic and Computation, vol 5, no.1, 1995, 1-25. Abstract Postscript

Guo-Qiang Zhang.
Maximal stable functions. Theoretical Computer Science, vol 146, 1995, 331-339. Abstract Postscript

W. Rounds and Guo-Qiang Zhang.
Suggestions for a nonmonotonic feature logic. Abstract Postscript CWI Technical Report CS-R9551, ISSN 0169-118X, 1995.

Guo-Qiang Zhang.
A representation of SFP. Information and Computation, vol 110, no.1, 1994, 233-263. Abstract Postscript

Guo-Qiang Zhang.
Universal quasi-prime algebraic domains, (MFPS'94). Proceedings of the 9th International Conference on the Mathematical Foundations of Programming Semantics, Lecture Notes in Computer Science 802. AbstractPostscript

Guo-Qiang Zhang.
Some monoidal closed categories of stable domains and event structures. Mathematical Structures in Computer Science, vol 3, 1993, 259--276. Abstract Postscript

Guo-Qiang Zhang.
DI-domains as prime information systems. Information and Computation, vol 100, 1992, 151-177. AbstractPostscript

Guo-Qiang Zhang.
Stable neighborhoods. Theoretical Computer Science, vol 93, 1992, 143-157. Abstract Postscript

Guo-Qiang Zhang.
Disjunctive systems and L-domains, (ICALP'92). 19th International Colloquium on Automata, Languages, and Programming, Lecture Notes in Computer Science 623, 1992, pp. 284-295. Abstract Postscript

Guo-Qiang Zhang.
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