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## CEM - A Conceptual Email Manager (2000)

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Citations: | 42 - 18 self |

### Citations

1213 |
Formal Concept Analysis: Mathematical Foundation
- Ganter, Wille
- 1999
(Show Context)
Citation Context ... be familiar with the basic notions of 1 By catchwords we mean small natural language phrases under which the user may meaningfully classify documents.sFormal Concept Analysis, and refer otherwise to =-=[3]-=- and to proceedings of past ICCS conferences. There are related approaches to the above stated problem. For instance the concept of a virtual folder was introduced in a program called View Mail (VM) [... |

567 |
Restructuring lattice theory: an approach based on hierarchies of concepts, in: I. Rival (Ed.), Ordered Sets,
- Wille
- 1982
(Show Context)
Citation Context ...e for storing. For retrieving the mail later, one can consider any combination of the catchwords 1 in the two paths. Concept lattices are defined in the mathematical theory of Formal Concept Analysis =-=[12]-=-. A concept lattice is derived from a binary relation which assigns attributes to objects. In our application, the objects will be all emails stored by the system, and the attributes will be catchword... |

83 |
R.: TOSCANA - a graphical tool for analyzing and exploring data.
- Vogt, Wille
- 1994
(Show Context)
Citation Context ...ation system implemented in the Center of Interdisciplinary Studies at Darmstadt University of Technology [7]. That system is based on the management system TOSCANA for Conceptual Information Systems =-=[11]-=-. The retrieval component of both our system and the library system provide basically the same functionality. The difference lies in the support for the user maintaining and updating the email collect... |

28 |
Contextual attribute logic
- Ganter, Wille
- 1999
(Show Context)
Citation Context ... distributed collections of email. We also consider allowing the user to impose more structure on M including conjunctive implications and negation, following the mathematical foundation presented in =-=[4]-=-, as well as a more expressive language for the query function which allows for instance disjunctive queries. Although CEM has been in this paper applied to email documents it has a more general use a... |

15 | Local scaling in conceptual data systems
- Stumme
- 1996
(Show Context)
Citation Context ...the navigation of the conceptual space of the emails by drawing line diagrams of concept lattices arising from conceptual scales [3]. These line diagrams should extend to locally nested line diagrams =-=[9, 10]-=-. The program must allow the retrieval and viewing of emails that form the extension of concepts displayed in these line diagrams. 4 Implementation This section divides the description of the implemen... |

11 |
Eklund: Scalability in Formal Concept Analysis: A Case Study using Medical Texts
- Cole, P
- 1999
(Show Context)
Citation Context ...ombinations of scales. The concept lattices, from which the nested line diagrams are drawn, are computed from the contexts given by S α(s). The contexts are calculated using the algorithm reported in=-= [1], -=-and the concept lattices are calculated from these contexts via Ganter’s algorithm [3]. The user may navigate the conceptual space of emails documents for different purposes: 1. to find collections ... |

11 |
Ein TOSCANA-System zur Literatursuche
- Rock, Wille
(Show Context)
Citation Context ...l concept analysis, and the implementation. Our approach is also related to the library information system implemented in the Center of Interdisciplinary Studies at Darmstadt University of Technology =-=[7]-=-. That system is based on the management system TOSCANA for Conceptual Information Systems [11]. The retrieval component of both our system and the library system provide basically the same functional... |

11 |
Hierarchies of Conceptual Scales
- Stumme
- 1999
(Show Context)
Citation Context ... as the name of scale Sm and as catchword of another scale Sn (where m ≺ n). In this paper, we will call scales constructed this way default scales. This last construction has first been presented i=-=n [10]-=- for defining a hierarchy of conceptual scales for the library information system [7]. In [10], however, onlysthis special construction was considered. It turns out that, in general, a more flexible c... |

4 |
Formale Begriffsanalyse im Data Warehousing. Diploma thesis
- Hereth
- 2000
(Show Context)
Citation Context ..., all subsets X of M s. t. x ∈ X and x ≤ y imply y ∈ X). 2 2 The use of this structure in the framework of knowledge discovery in databases is analyzed in more detail under the name of power sca=-=le in [5]-=-. Refer also to the theorem of Birkhoff (stated for instance in [3, Theorem 39]).s2.3 Conceptual scales for navigating through the set of emails Conceptual scaling has been introduced in order to deal... |

3 | Dynamic taxonomical encoding using sparce terms - Fall - 1996 |

1 | Formale Begrisanalyse im Data Warehousing - Hereth |