Electronic-document management system and method
First Claim
1. An electronic-document management system comprising:
- an acquisition unit that acquires a target electronic document;
an edit unit that edits the acquired target electronic document;
a first storage unit that stores the target electronic document edited by the edit unit and a feature value of the edited target electronic document in association with each other;
a generation unit that generates meta-information of the edited target electronic document, which comprises reference information of the target electronic document and a feature value of the edited target electronic document;
a second storage unit that stores the meta-information of the edited target electronic document and a feature value of the meta-information of the edited target electronic document in association with each other; and
an output unit that outputs the feature value of the meta-information of the edited target electronic document as reference information of the edited target electronic document.
1 Assignment
0 Petitions
Accused Products
Abstract
An electronic-document management system includes an acquisition unit, an edit unit, first and second storage units, a generation unit and an output unit. The acquisition unit acquires a target electronic document. The edit unit edits the acquired target electronic document. The first storage unit stores the target electronic document edited by the edit unit and a feature value of the edited target electronic document in association with each other. The generation unit generates meta-information of the edited target electronic document, which comprises a feature value of the edited target electronic document. The second storage unit stores the meta-information of the edited target electronic document and a feature value of the meta-information of the edited target electronic document in association with each other. The output unit outputs the feature value of the meta-information of the edited target electronic document as reference information of the edited target electronic document.
49 Citations
19 Claims
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1. An electronic-document management system comprising:
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an acquisition unit that acquires a target electronic document; an edit unit that edits the acquired target electronic document; a first storage unit that stores the target electronic document edited by the edit unit and a feature value of the edited target electronic document in association with each other; a generation unit that generates meta-information of the edited target electronic document, which comprises reference information of the target electronic document and a feature value of the edited target electronic document; a second storage unit that stores the meta-information of the edited target electronic document and a feature value of the meta-information of the edited target electronic document in association with each other; and an output unit that outputs the feature value of the meta-information of the edited target electronic document as reference information of the edited target electronic document. - View Dependent Claims (3, 5, 7, 9, 11, 13, 15)
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2. An electronic-document management system comprising:
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an acquisition unit that acquires a target electronic document; an edit unit that edits the acquired target electronic document; a first storage unit that stores the target electronic document edited by the edit unit and a feature value of the edited target electronic document in association with each other; a generation unit that generates meta-information of the edited target electronic document, which comprises reference information of the target electronic document and a feature value of the edited target electronic document; a second storage unit that stores the meta-information of the edited target electronic document and a feature value of the meta-information of the edited target electronic document in association with each other; an output unit that outputs the feature value of the meta-information of the edited target electronic document as reference information of the edited target electronic document; and a creation unit that newly creates an electronic document, wherein; the first storage unit stores the electronic document newly created by the creation unit and a feature value of the newly created electronic document in association with each other, the generation unit generates meta-information of the newly created electronic document, which comprises the feature value of the newly created electronic document, and the output unit outputs the feature value of the meta-information of the newly created electronic document, which comprises the feature value of the newly created electronic document, as reference information of the newly created electronic document. - View Dependent Claims (4, 6, 8, 10, 12, 14, 16)
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17. An electronic-document management method comprising:
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acquiring a target electronic document; editing the acquired target electronic document; storing the edited target electronic document and a feature value of the edited target electronic document in association with each other; generating meta-information of the edited target electronic document, which comprises a feature value of the edited target electronic document; storing the meta-information of the edited target electronic document and a feature value of the meta-information of the edited target electronic document in association with each other; and outputting the feature value of the meta-information of the edited target electronic document as reference information of the edited target electronic document.
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18. A computer readable medium storing a program causing a computer to execute a process for managing electronic documents, the process comprising:
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acquiring a target electronic document; editing the acquired target electronic document; storing the edited target electronic document and a feature value of the edited target electronic document in association with each other; generating meta-information of the edited target electronic document, which comprises a feature value of the edited target electronic document; storing the meta-information of the edited target electronic document and a feature value of the meta-information of the edited target electronic document in association with each other; and outputting the feature value of the meta-information of the edited target electronic document as reference information of the edited target electronic document.
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19. A computer data signal embodied in a carrier wave for enabling a computer to perform a process for managing electronic documents, the process comprising:
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acquiring a target electronic document; editing the acquired target electronic document; storing the edited target electronic document and a feature value of the edited target electronic document in association with each other; generating meta-information of the edited target electronic document, which comprises a feature value of the edited target electronic document; storing the meta-information of the edited target electronic document and a feature value of the meta-information of the edited target electronic document in association with each other; and outputting the feature value of the meta-information of the edited target electronic document as reference information of the edited target electronic document.
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Specification