No, it can't. This is a fundamental limit of language, because language itself - which you're using to accomplish your research - requires using imperfect symbols.
If you don't mind 100% spoilers for Davey Wreden's game "The Beginner's Guide", I highly recommend watching "The Artist is Absent"[1]. It's a surprisingly good introduction to semiotics, death of the author, and enunciation theory, which together explain why you can interpret the narrator of a work, which should never be confused with the author.
If you don't mind 100% spoilers for Davey Wreden's game "The Beginner's Guide", I highly recommend watching "The Artist is Absent"[1]. It's a surprisingly good introduction to semiotics, death of the author, and enunciation theory, which together explain why you can interpret the narrator of a work, which should never be confused with the author.
[1] https://www.youtube.com/watch?v=4N6y6LEwsKc