16. A computer program product for comparing content overlap between a target electronic document and at least one additional electronic document, the computer program product comprising a non-transitory computer readable medium storing computer readable program code, the computer readable program code comprising: a set of instructions for receiving a search request from a user for documents containing one or more keywords; a set of instructions for accessing an electronic database and presenting to the user a first list of one or more documents in the electronic database based on the one or more keywords, the first list of one or more documents including a first hyperlink for the target document; a set of instructions for receiving a request for the target document via the first hyperlink; a set of instructions for determining, in response to the request for the target document, a second list of documents in the electronic database that are similar to the target document, the second list of documents including at least one additional electronic document, and the set of instructions for determining comprising: a set of instructions for parsing a text of each of the target and the at least one additional document into constituent units; a set of instructions for identifying named entities within each of the constituent units; a set of instructions for pairing identified named entities which appear together within the same constituent units; a set of instructions for assessing a similarity between the target document and the at least one additional document based on a result of the paired entities; and, a set of instructions for displaying to the user the contents of the first electronic document and a hyperlink to the second electronic document and a graphic indicating the similarity between the target document and the at least one additional document with an indication of similarity, wherein the graphic comprises: a measure of relationship overlap between the target document and the at least one additional document, a measure of relationship overlap between the target document and a selected portion of the at least one additional document; a measure of a size of the target document; a measure of a size of the at least one additional document; and a measure of a size of the textual overlap between the target document and the at least one additional document, wherein at least two of the measure of textual overlap between the target document and the at least one additional document; the measure of relationship overlap between the target document and the at least one additional document; and the measure of relationship overlap between the target document and a selected portion of the at least one additional document are displayed as bars having a length corresponding to a magnitude of the respective measure.
16. A computer program product for comparing content overlap between a target electronic document and at least one additional electronic document, the computer program product comprising a non-transitory computer readable medium storing computer readable program code, the computer readable program code comprising: a set of instructions for receiving a search request from a user for documents containing one or more keywords; a set of instructions for accessing an electronic database and presenting to the user a first list of one or more documents in the electronic database based on the one or more keywords, the first list of one or more documents including a first hyperlink for the target document; a set of instructions for receiving a request for the target document via the first hyperlink; a set of instructions for determining, in response to the request for the target document, a second list of documents in the electronic database that are similar to the target document, the second list of documents including at least one additional electronic document, and the set of instructions for determining comprising: a set of instructions for parsing a text of each of the target and the at least one additional document into constituent units; a set of instructions for identifying named entities within each of the constituent units; a set of instructions for pairing identified named entities which appear together within the same constituent units; a set of instructions for assessing a similarity between the target document and the at least one additional document based on a result of the paired entities; and, a set of instructions for displaying to the user the contents of the first electronic document and a hyperlink to the second electronic document and a graphic indicating the similarity between the target document and the at least one additional document with an indication of similarity, wherein the graphic comprises: a measure of relationship overlap between the target document and the at least one additional document, a measure of relationship overlap between the target document and a selected portion of the at least one additional document; a measure of a size of the target document; a measure of a size of the at least one additional document; and a measure of a size of the textual overlap between the target document and the at least one additional document, wherein at least two of the measure of textual overlap between the target document and the at least one additional document; the measure of relationship overlap between the target document and the at least one additional document; and the measure of relationship overlap between the target document and a selected portion of the at least one additional document are displayed as bars having a length corresponding to a magnitude of the respective measure. 19. The computer program product of claim 16 , wherein the computer readable program code further comprises a set of instructions for calculating a first similarity score by applying a Term Frequency-Inverse Document Frequency (TF-IDF) formula to the paired entities for all text, and a set of instructions for calculating a second similarity score by applying a TF-IDF formula to the paired entities only for text that is determined to be original to the target document.