Document retrieval assisting method, system and service using closely displayed areas for titles and topics
First Claim
1. A document retrieval assisting method having a key word search function and an associative search function, wherein displaying search results comprises displaying a title list of a set of retrieved documents and displaying an overview of the search results in the form of topic word information extracted from the set of retrieved documents, both displays being arranged adjacently, wherein each document and each topic word in the search results is respectively stored in a data structure in which a selection/non selection mode and a degree of emphasis are set, wherein cross-reference data specifying which topic word is contained in each individual document of the search results, together with data specifying which document of the search results contains each individual topic word, is stored, and wherein the method comprises:
- a step of adding or deleting a word displayed as a topic word to or from the search words;
a step of designating selection/non selection state of each word displayed as a topic word;
a step of emphasizing each document containing one or more selected topic words with an intensity, depending on how many selected topic words are contained;
a step of rearranging and displaying the search results in decreasing order of intensity for emphasis;
a step of designating the selection/non selection state of each document from the search results;
a step of emphasizing topic words contained in the selected documents;
a step of carrying out associative search by using one or more selected documents as a search key; and
a prune step of leaving only selected documents and gathering information about topic words only from the selected documents.
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Abstract
A document retrieval assistance method has a user interface with an interactive guidance function. In response to a search query, search results including a title list of retrieved documents is displayed alongside a separate display of topic words extracted from the retrieved documents which reflect the search results. In particular, a topic-word graph is displayed alongside a list of titles of the retrieved documents and the interface enables browsing of the documents using the topic words. Further, the interface permits emphasized display of the list of titles of the documents through direct selection of the titles displayed in the list or through selection of the topic words. Further, an associative search can be executed using a selected document to refine the original search results and develop updated displays of the search results and topic words contained in the documents.
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Citations
13 Claims
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1. A document retrieval assisting method having a key word search function and an associative search function, wherein displaying search results comprises displaying a title list of a set of retrieved documents and displaying an overview of the search results in the form of topic word information extracted from the set of retrieved documents, both displays being arranged adjacently, wherein each document and each topic word in the search results is respectively stored in a data structure in which a selection/non selection mode and a degree of emphasis are set, wherein cross-reference data specifying which topic word is contained in each individual document of the search results, together with data specifying which document of the search results contains each individual topic word, is stored, and wherein the method comprises:
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a step of adding or deleting a word displayed as a topic word to or from the search words;
a step of designating selection/non selection state of each word displayed as a topic word;
a step of emphasizing each document containing one or more selected topic words with an intensity, depending on how many selected topic words are contained;
a step of rearranging and displaying the search results in decreasing order of intensity for emphasis;
a step of designating the selection/non selection state of each document from the search results;
a step of emphasizing topic words contained in the selected documents;
a step of carrying out associative search by using one or more selected documents as a search key; and
a prune step of leaving only selected documents and gathering information about topic words only from the selected documents.
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2. A document retrieval service for sending search results, information about topic words, and information relevant to a relation between the search results and the topic words, wherein an information provider side computer is equipped with a text data base functioning as a search subject, a retrieval assisting execution program comprising a program for arranging and displaying a display area of the search results in a list of a set of retrieved documents including information in a form convenient for a user to identify the retrieved documents, an area for displaying topic words reflecting the search results in a list style or for displaying topic words in a graph style indicating a degree of relevance between the topic words extracted from the set of retrieved documents, and a communication program, wherein in response to a search query received from a user via the retrieval assisting execution program, a retrieval operation for the query is performed with extraction of topic words from the search results and calculation of the degree of relevance between the topic words and sending to the retrieval assisting execution program working on the user-side computer all needed data concerning the search results, topic words and cross-reference data between retrieved documents and corresponding topic-words,
wherein said retrieval operation comprises: -
a step of adding or deleting a word displayed as a topic word to or from search words;
a step of designating a selection/non selection state of each word displayed as a topic word;
a step of emphasizing each document containing one or more selected topic words with an intensity, depending on how many selected topic words are contained;
a step of rearranging and displaying the search results in decreasing order of intensity for emphasis;
a step of designating a selection/nonselection state of each document from the search results;
a step of emphasizing topic words contained in the selected documents;
a step of carrying out an associative search by using one or more selected documents as a search key; and
a prune step of leaving only selected documents and gathering information about topic words only from the selected documents. - View Dependent Claims (3, 4, 5, 6, 13)
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7. A document retrieval assisting service having an information provider side computer having a text data base functioning as a search subject, a retrieval assisting execution program comprising a program for arranging and displaying a display area of the search results in a list of a set of retrieved documents including information convenient for a user to identify the retrieved documents, an area for displaying topic words reflecting the search results in a list style or for displaying topic words in a graph style reflecting a degree of relevance between the topic words extracted from the set of retrieved documents, wherein said areas are displayed close to each other, and a communication program, wherein the service comprises sending the retrieval assisting execution program to a user side computer on a query from a user and making the program operable on the user side computer,
wherein said retrieval operation comprises: -
a step of adding or deleting a word displayed as a topic word to or from search words;
a step of designating a selection/non selection state of each word displayed as a topic word;
a step of emphasizing each document containing one or more selected topic words with an intensity depending on how many selected topic words are contained;
a step of rearranging and displaying the search results in decreasing order of intensity for emphasis;
a step of designating a selection/nonselection state of each document from the search results;
a step of emphasizing topic words contained in the selected documents;
a step of carrying out an associative search by using one or more selected documents as a search key; and
a prune step of leaving only selected documents and gathering information about topic words only from the selected documents. - View Dependent Claims (8, 9, 10, 11)
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12. A document retrieval system having an information provider side computer having a text data base functioning as a search subject, a retrieval assisting execution program comprising a program for arranging and displaying a display area of search results in a list of a set of retrieved documents including information convenient for a user to identify the retrieved documents, and an area for displaying topic words reflecting the search results in a list or for displaying topic words in a graph style reflecting a degree of relevance between the topic words extracted from the set of retrieved documents, said areas being displayed at close positions to each other, and a communication program, wherein a user side computer has a communication program capable of communication through a network with the information provider side computer,
wherein said retrieval operation comprises: -
a step of adding or deleting a word displayed as a topic word to or from search words;
a step of designating a selection/non selection state of each word displayed as a topic word;
a step of emphasizing each document containing one or more selected topic words with an intensity, depending on how many selected topic words are contained;
a step of rearranging and displaying the search results in decreasing order of intensity for emphasis;
a step of designating a selection/nonselection state of each document from the search results;
a step of emphasizing topic words contained in the selected documents;
a step of carrying out an associative search by using one or more selected documents as a search key; and
a prune step of leaving only selected documents and gathering information about topic words only from the selected documents.
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Specification