Method of storing and retrieving image data
First Claim
1. A method of storing document data in a filing system comprising the steps of:
- (a) storing data representing a processed image, which includes the content of an original document, and secondary data added to the document in a first memory region of said filing system;
(b) comparing the processed image as stored in said first memory region with the image of the original document in order to detect portions which differ in respective images;
(c) classifying the portions which differ as detected in the comparing step (b) according to predetermined classification standards;
(d) specifying at least one local region of said processed image which has a predetermined relationship in position that is determined by a selected classification standard with respect to the portion which differs in the processed image; and
(e) storing the data that represents said local region in a second memory region of said filing system as retrieval data together with a code that indicates the relationship of said retrieval data to said original document.
1 Assignment
0 Petitions
Accused Products
Abstract
In order to utilize memo data written by hand for purposes of retrieving a document, the original document image data is stored and, thereafter, a document image data with memo is separately input, the document image data with memo being comprised of the original document image onto which is additionally written memo data by hand. The position of the document image data with memo is then brought into alignment with the original document image data and is correlated to extract only that memo data which has been written by hand. Then the kind of memo is discriminated, the process is effected depending upon the kind of memo, and the memo data is stored in a secondary data file for retrieval. To retrieve the document, the memo data of a plurality of documents is read out from the secondary data file depending upon the kind of memo that is designated, and is displayed as a look-up table. If the operator designates any one of them, the image of the corresponding original document is read out from the original document image file and is displayed.
135 Citations
16 Claims
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1. A method of storing document data in a filing system comprising the steps of:
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(a) storing data representing a processed image, which includes the content of an original document, and secondary data added to the document in a first memory region of said filing system; (b) comparing the processed image as stored in said first memory region with the image of the original document in order to detect portions which differ in respective images; (c) classifying the portions which differ as detected in the comparing step (b) according to predetermined classification standards; (d) specifying at least one local region of said processed image which has a predetermined relationship in position that is determined by a selected classification standard with respect to the portion which differs in the processed image; and (e) storing the data that represents said local region in a second memory region of said filing system as retrieval data together with a code that indicates the relationship of said retrieval data to said original document. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method of retrieving a desired document image out of document images stored in a filing apparatus, comprising the steps of:
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(a) preparing a file of secondary data by extracting additionally written matters from a processed image that consists of the contents of an original document image stored in said filing apparatus and said additionally written matters, said file storing the secondary data as retrieval data together with codes that indicate a correspondence of the secondary data to the original document image, said secondary data being classified into different kinds of said additionally written matters; (b) designating at least one portion of the secondary data stored in said file; (c) displaying the secondary data stored in said file that corresponds to said designated portion; (d) specifying a document image that is to be read out from the filing apparatus with reference to the secondary data that is displayed; and (e) reading out the specified document image from the filing apparatus. - View Dependent Claims (15, 16)
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Specification