First, the nature is different.
1, Thesis Compilation: Thesis Compilation is a book published by an institution.
2. Thesis: Thesis is an article edited by the author.
Second, the affiliation is different.
1, Essays: Essays contain many papers.
2. Papers: Papers can be compiled into essays.
Third, the quality is different.
1, collection of papers: The papers selected in the collection are of high quality after review and screening.
2. Papers: Papers include academic year papers, graduation papers, dissertations, scientific papers, achievement papers, etc. And the quality is not fixed.