Systems, methods and apparatus for relative frequency based phrase mining

An electronic document phrase mining apparatus, comprising:

• a parser separating content of an electronic document into a plurality of speech parts, the speech parts including one or more phrases, the parser creating a phrase dictionary for organizing each length of phrase in the electronic document;
• a phrase value calculator generating a relative frequency value for each phrase in each phrase dictionary, the relative frequency value for a phrase based at least in part on a comparison between a frequency of the phrase in the electronic document and a frequency of each individual word in the phrase;
• a sorter selecting one or more phrases based at least in part on a threshold and the relative frequency value generated for each phrase;
• and
• an output outputting the selected one or more phrases and the relative frequency values associated with each of the selected one or more phrases for graphical display to a user.

A tangible computer-readable storage medium including instructions which, when executed by a processing machine, implement an electronic message phrase mining system, comprising:

• a parser separating content of a collection of one or more electronic messages into a plurality of speech parts, the speech parts including one or more phrases, the parser creating a phrase dictionary for organizing each length of phrase in the electronic document;
• a phrase value calculator generating a relative frequency value for each phrase in each phrase dictionary, the relative frequency value for a phrase based at least in part on a comparison between a frequency of the phrase in the collection of one or more electronic messages and a frequency of each individual word in the phrase;
• a sorter selecting one or more phrases based at least in part on a threshold and the relative frequency value generated for each phrase;
• and
• an output outputting the selected one or more phrases and the relative frequency values associated with each of the selected one or more phrases for graphical display to a user.