Sentimental and emotional analysis of electronic documents

A system, comprising:

• a processor;
• and
• a computer-readable storage medium communicatively coupled to the processor and storing program instructions which, when executed by the processor, cause the processor to perform a method comprising:
• collecting reader data related to a plurality of electronic books (e-books) from a plurality of user devices, wherein the reader data is representative of reading habits of a plurality of users;
• determining an interest score for each section of a plurality of sections of each e-book using the reader data, wherein the interest score is indicative of interest of the plurality of users when reading each section;
• identifying a set of sections from the plurality of sections of each e-book that meet a predetermined interest score threshold;
• analyzing the set of sections to determine a sentimental score for each section;
• generating a scoring matrix using the interest score and the sentimental score for each section of the identified set of sections of each e-book;
• comparing scoring matrices of each e-book of the plurality of e-books;
• identifying two or more e-books having similar scoring matrices;
• and
• providing a recommendation to one or more users based on the identified two or more e-books.

A computer program product comprising a computer-readable storage medium having program instructions embodied therewith, wherein the computer-readable storage medium is not a transitory signal per se, the program instructions executable by a processor to cause the processor to perform a method comprising:

• receiving, from a user, a request for a recommendation for a book that is similar to a first electronic book (e-book);
• determining an interest score for the first e-book and for a plurality of other e-books;
• analyzing the first e-book and the plurality of other e-books to determine a set of sentimental scores for the e-books;
• comparing a scoring matrix for the first e-book to the scoring matrices for the plurality of e-books;
• determining, based on the comparing, that a second e-book of the plurality of e-books is similar to the first e-book;
• and
• recommending the second e-book to the user.