METHOD SYSTEM AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM FOR SEARCHING A DOCUMENT INCLUDING MATHEMATICAL EXPRESSIONS

摘要

According to an aspect of the present invention, there is provided a method of searching for a document including a formula, comprising: subdividing a first document including a formula into a plurality of components, wherein each of the plurality of components is provided for each type of component. Comparing the plurality of components with a plurality of other components extracted from a plurality of other documents with reference to a weight; and referring to the mutual comparison result, the plurality of components associated with the first document among the plurality of other documents. And determining a document, wherein the weight is adaptively adjusted according to the determined result of the document associated with the first document.