Researcher Compass

Rank by Journal Impact Factor refers to the position of a journal within its assigned subject category (or categories) in the Journal Citation Reports (JCR), based on its Journal Impact Factor (JIF). The JIF is a widely recognized metric that reflects the average number of citations received by articles published in a journal over a specific period (two years). Journals are ranked within their subject categories using their JIF, helping researchers evaluate their influence and relevance in a particular field.

How It Works?

1. Subject Categories: Each journal in the JCR is assigned to one or more subject categories. Rankings are calculated separately for each subject category associated with the journal.
2. Ranking Position: Journals are ordered by their JIF in descending order within each subject category. The journal with the highest JIF is ranked #1 in that category.
3. Quartiles (Q1–Q4): : Rankings are divided into four quartiles:
   • Q1: Top 25% of journals in the category.
   • Q2: Journals in the 26–50% range.
   • Q3: Journals in the 51–75% range.
   • Q4: Bottom 25% of journals in the category.

Journals in Multiple Categories:

Many journals are interdisciplinary and assigned to multiple subject categories. As a result, their rankings (and quartile status) can vary depending on the competitiveness of each category. For example, a journal might rank in Q1 for a less competitive category but drop to Q2 or Q3 in a highly competitive field. This variability is critical for researchers to consider when assessing a journal’s standing and planning their publication strategy.

Why It Matters?

• Prestige: Higher-ranked journals (especially Q1) are often considered more influential and prestigious.
• Assessment: Researchers should evaluate a journal's rankings across all its subject categories to get a comprehensive view of its impact.
• Publication Strategy: Understanding these rankings helps researchers select journals that align with their goals for visibility, credibility, and audience reach.

In conclusion, Rank by Journal Impact Factor provides valuable insights into a journal’s influence within its field(s). However, researchers must be aware that rankings can differ across subject categories, reflecting varying levels of competition and influence. This knowledge is crucial for making informed decisions about where to submit research for maximum impact.

If you have any questions about Journal Impact Factor or its quartile ranking, please don’t hesitate to contact the library at lbscholars@cityu.edu.hk.