-
Vogt, F.; Wille, R.: TOSCANA - a graphical tool for analyzing and exploring data (1995)
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- Abstract
- TOSCANA is a computer program which allows an online interaction with larger data bases to analyse and explore data conceptually. It uses labelled line diagrams of concept lattices to communicate knowledge coded in given data. The basic problem to create online presentations of concept lattices is solved by composing prepared diagrams to nested line diagrams. A larger number of applications in different areas have already shown that TOSCANA is a useful tool for many purposes
- Source
- Knowledge organization. 22(1995) no.2, S.78-81
-
Scheich, P.; Skorsky, M.; Vogt, F.; Wachter, C.; Wille, R.: Conceptual data systems (1993)
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- Source
- Information and classification: concepts, methods and applications. Proceedings of the 16th Annual Conference of the Gesellschaft für Klassifikation, University of Dortmund, April 1-3, 1992. Ed.: O. Opitz u.a
-
Wille, R.; Wachter, C.: Begriffsanalyse von Dokumenten (1992)
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- Source
- Information und Dokumentation in den 90er Jahren: neue Herausforderung, neue Technologien. Deutscher Dokumentartag 1991, Universität Ulm, 30.9.-2.10.1991. Hrsg.: W. Neubauer u. K.-H. Meier
-
Eklund, P.; Groh, B.; Stumme, G.; Wille, R.: ¬A conceptual-logic extension of TOSCANA (2000)
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- Abstract
- The aim of this paper is to indicate how TOSCANA may be extended to allow graphical representations not only of concept lattices but also of concept graphs in the sense of Contextual Logic. The contextual- logic extension of TOSCANA requires the logical scaling of conceptual and relational scales for which we propose the Peircean Algebraic Logic as reconstructed by R. W. Burch. As graphical representations we recommend, besides labelled line diagrams of concept lattices and Sowa's diagrams of conceptual graphs, particular information maps for utilizing background knowledge as much as possible. Our considerations are illustrated by a small information system about the domestic flights in Austria
-
Ganter, B.; Wille, R.: Conceptual scaling (1989)
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- Source
- Applications of combinatorics and graph theory to the biological and social sciences. Ed.: F. Roberts
-
Rusch, A.; Wille, R.: Knowledge spaces and formal concept analysis (1996)
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- Source
- Data analysis and information systems, statistical and conceptual approaches: Proceedings of the 19th Annual Conference of the Gesellschaft für Klassifikation e.V., University of Basel, March 8-10, 1995. Ed.: H.-H. Bock u. W. Polasek
-
Luksch, P.; Wille, R.: ¬A mathematical model for conceptual knowledge systems (1991)
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- Abstract
- Objects, attributes, and concepts are basic notations of conceptual knowledge; they are linked by the following four basic relations: an object has an attribute, an object belongs to a concept, an attribute abstracts from a concept, and a concept is a subconcept of another concept. These structural elements are well mathematized in formal concept analysis. Therefore, conceptual knowledge systems can be mathematically modelled in the frame of formal concept analysis. How such modelling may be performed is indicated by an example of a conceptual knowledge system. The formal definition of the model finally clarifies in which ways representation, inference, acquisition, and communication of conceptual knowledge can be mathematically treated
- Source
- Classification, data analysis, and knowledge organization: models and methods with applications. Proc. of the 14th annual conf. of the Gesellschaft für Klassifikation, Univ. of Marburg, 12.-14.3.1990. Ed.: H.-H. Bock u. P. Ihm
-
Ganter, B.; Wille, R.: Formal concept analysis : mathematical foundations (1998)
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- Abstract
- This is the first textbook on formal concept analysis. It gives a systematic presentation of the mathematical foundations and their relation to applications in computer science, especially data analysis and knowledge processing. Above all, it presents graphical methods for representing conceptual systems that have proved themselves in communicating knowledge. Theory and graphical representation are thus closely coupled together. The mathematical foundations are treated thouroughly and illuminated by means of numerous examples. Since computers are being used ever more widely for knowledge processing, formal methods for conceptual analysis are gaining in importance. This book makes the basic theory for such methods accessible in a compact form
- Content
- Order theoretical foundations. - Concept lattices of contexts. - Determination and presentation. - Parts and factors. - Analysis, construction and properties of concept lattices. - Context comparison and conceptual measurability
-
Hereth, J.; Stumme, G.; Wille, R.; Wille, U.: Conceptual knowledge discovery and data analysis (2000)
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- Abstract
- In this paper, we discuss Conceptual Knowledge Discovery in Databases (CKDD) in its connection with Data Analysis. Our approach is based on Formal Concept Analysis, a mathematical theory which has been developed and proven useful during the last 20 years. Formal Concept Analysis has led to a theory of conceptual information systems which has been applied by using the management system TOSCANA in a wide range of domains. In this paper, we use such an application in database marketing to demonstrate how methods and procedures of CKDD can be applied in Data Analysis. In particular, we show the interplay and integration of data mining and data analysis techniques based on Formal Concept Analysis. The main concern of this paper is to explain how the transition from data to knowledge can be supported by a TOSCANA system. To clarify the transition steps we discuss their correspondence to the five levels of knowledge representation established by R. Brachman and to the steps of empirically grounded theory building proposed by A. Strauss and J. Corbin
-
Kollewe, W.; Skorsky, M.; Vogt, F.; Wille, R.: TOSCANA - ein Werkzeug zur begrifflichen Analyse und Erkundung von Daten (1994)
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- Source
- Begriffliche Wissensverarbeitung: Grundfragen und Aufgaben. Hrsg.: R. Wille u. M. Zickwolff
-
Ganter, B.; Wille, R.: Formale Begriffsanalyse : Mathematische Grundlagen (1996)
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- Abstract
- This first textbook in the field of formal concept analysis provides a systematic presentation of the mathematical foundations and their relation to applications in informatics, especially data analysis and knowledge processing
- Content
- Order theoretical foundations. - Concept lattices of contexts. - Determination and presentation. - Parts and factors. - Analysis, construction and properties of concept lattices. - Context comparison and conceptual measurability
-
Vogt, F.; Wille, R.: TOSCANA - a graphical tool for analyzing and exploring data (1995)
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-
Wille, R.: Begriffliche Wissensverarbeitung in der Wirtschaft (2002)
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- Abstract
- Begriffliche Wissensverarbeitung ist einem pragmatischen Wissensverständnis verpflichtet, nach dem menschliches Wissen in einem offenen Prozess menschlichen Denkens, Argumentierens und Kommunizierens entsteht und weiterlebt. Sie gründet sich auf eine mathematische Begriffstheorie, die auf das wechselseitige Zusammenwirken von Formalem und Inhaltlichem ausgerichtet ist. Wie diese theoretische Konzeption in der wirtschaftlichen Praxis zur Wirkung kommt wird erläutert anhand der Kernprozesse des organisationalen Wissensmanagements, d.h. nach G. Probst et al. anhand von Wissensidentifikation, Wissenserwerb, Wissensentwicklung, Wissens(ver)teilung, Wissensnutzung und Wissensbewahrung; jeweils an einem Beispiel wird der Einsatz spezifischer Methoden der Begrifflichen Wissensverarbeitung demonstriert. Abschließend wird auf den prozesshaften Wirkungszusammenhang von Wissenszielen und Wissensbewertungen mit den Kernprozessen aus Sicht der Begrifflichen Wissensverarbeitung eingegangen.
- Source
- Information - Wissenschaft und Praxis. 53(2002) H.3, S.149-160
- Theme
- Information Resources Management
-
Wille, R.: Begriffliche Datensysteme als Werkzeuge der Wissenskommunikation (1992)
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- Source
- Mensch und Maschine: Informationelle Schnittstellen der Kommunikation. Proc. des 3. Int. Symposiums für Informationswissenschaft (ISI'92), 5.-7.11.1992 in Saarbrücken. Hrsg.: H.H. Zimmermann, H.-D. Luckhardt u. A. Schulz
- Theme
- Information
-
Wille, R.: Denken in Begriffen : von der griechischen Philosophie bis zur Künstlichen Intelligenz heute (1993)
0.01
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- Abstract
- Mechanistisches Denken und seine maschinelle Umsetzung (insbesondere in komplexe Computersysteme) gefährdet heute zunehmend die kognitive Autonomie des Menschen. Seinen besonderen Ausdruck findet dieses Denken in den Zielen der Künstlichen Intelligenz, denen die Metapher des künstlichen Menschen zugrunde liegt. Um die Beschränktheit mechanistischen Denkens deutlich werden zu lassen, wird die Geschichte des Begriffs von der griechischen Antike bis heute in ihren wichtigsten Stationen dargelegt. Das macht insbesondere den inhaltlichen Verlust sichtbar, den einschränkende Formalisierungen des Begriffsdenkens mit sich bringen. Es wird dafür plädiert, die enge Verbindung von Inhaltlichem und Formalem im Begriffsdenken zu reaktivieren; hierzu wird dem machanistischen Weltbild entgegengestellt das Weltbild der menschlichen Kommunikationsgemeinschaft, für das kommunikatives Denken und Handeln konstitutiv ist
- Theme
- Information
Information
-
Vogt, C.; Wille, R.: Formale Begriffsanalyse : Darstellung und Analyse von bibliographischen Daten (1994)
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- Source
- Informations- und Wissensverarbeitung in den Sozialwissenschaften: Beiträge zur Umsetzung neuer Informationstechnologien. Hrsg.: H. Best u.a
-
Kollewe, W.; Sander, C.; Schmiede, R.; Wille, R.: TOSCANA als Instrument der bibliothekarischen Sacherschließung (1995)
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- Imprint
- Oldenburg : Bibliotheks- und Informationssystem
- Source
- Aufbau und Erschließung begrifflicher Datenbanken: Beiträge zur bibliothekarischen Klassifikation. Eine Auswahl von Vorträgen der Jahrestagungen 1993 (Kaiserslautern) und 1994 (Oldenburg) der Gesellschaft für Klassifikation. Hrsg.: H. Havekost u. H.-J. Wätjen
-
Ganter, B.; Wille, R.: Implikationen und Abhängigkeiten zwischen Merkmalen (1986)
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- Source
- Die Klassifikation und ihr Umfeld: Proc. 10. Jahrestagung der Gesellschaft für Klassifikation, Münster, 18.-21.6.1986. Hrsg.: P.O. Degens
-
Wille, R.: Menschengerechte Wissensverarbeitung : Grundfragen und Aufgaben (1999)
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- Source
- Mensch - Informatisierung - Gesellschaft: Beiträge zur 14. Jahrestagung des Forums InformatikerInnen für Frieden und gesellschaftliche Verantwortung e.V. 'Menschsein in einer informatisierten Gesellschaft', 13.-15.11.1998 an der TU Darmstadt. Hrsg.: P. Bittner u. J. Woinowski
-
Wille, R.: Plädoyer für eine philosophische Grundlegung der Begrifflichen Wissensverarbeitung (1994)
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- Source
- Begriffliche Wissensverarbeitung: Grundfragen und Aufgaben. Hrsg.: R. Wille u. M. Zickwolff
