664_1_rp.part2.rar

If you only have Part 2, you won't be able to read the paper. You should check the source where you downloaded it for the first segment or use a repair tool if you believe the archive is damaged. Do you have the file in the same directory, or

A file ending in .part2.rar is part of a . You cannot extract it on its own; it requires the accompanying "664_1_RP.part1.rar" . 664_1_RP.part2.rar

This specific naming format (CourseNumber_Section_Assignment) is common for graduate-level courses, such as CS 664 (often Computer Vision or AI) or MIS 664 (Information Systems). If you only have Part 2, you won't be able to read the paper

The "RP" in your filename often stands for or Research Project in academic settings. You cannot extract it on its own; it

Since is the second half of a split archive, you'll need the first part to actually see what's inside. Based on the naming convention, here is how you can handle it and what the file likely contains: 1. How to Open It