Research area evaluation techniques are methods used to assess the quality and impact of research in a specific field. Some common techniques include: 1. Bibliometric analysis: This involves using quantitative data from academic publications such as citation counts, journal impact factors, and collaboration networks to evaluate the influence and visibility of research in a particular area. 2. Peer review: In this process, experts in the field review and assess the quality, validity, and significance of research articles before they are published in academic journals or presented at conferences. 3. Research impact assessment: This involves evaluating the broader societal impact of research, such as its contribution to policy development, economic growth, or public awareness. 4. Funding analysis: This involves examining the sources and amounts of funding that researchers in a particular area receive, as well as the impact of that funding on research outputs and outcomes. 5. Altmetrics: This involves using social media and online metrics to track the attention and influence of research outputs, such as downloads, shares, and mentions on platforms like Twitter and Facebook. Overall, these techniques help researchers, institutions, and funders assess the quality, impact, and relevance of research in a particular field, and make informed decisions about future research directions and resource allocation.