The citation-based metrics underpinning the ranking were compiled on January 12, 2026, capturing a recent and extensive view of scholarly activity. A scientist's position within the ranking is determined by their D-index (Discipline H-index), a refined metric that considers only the publications and citations relevant to the specific discipline under evaluation — in this case, Computer Science. This ensures that each researcher's impact is accurately contextualized within their primary field of expertise.
Scope of Research and Qualification Criteria
The ranking process initially scrutinized a total of 279,971 scientist profiles identified across a broad range of bibliometric sources spanning all academic disciplines. Within this dataset, 79 scientist profiles specializing in Computer Science were analyzed in detail.
To qualify for inclusion in the ranking, a researcher’s D-index had to be at least 30, and a majority of their tier publications were required to be within the domain of Computer Science. Beyond bibliometric measures, awards and significant achievements in the field of Computer Science were also factored in to reflect research excellence beyond citation metrics.
The threshold for the D-index is dynamically set in increments of 10 based on the estimated total number of scholars in each discipline, thereby guaranteeing representation of the top 1% of leading experts. Furthermore, the methodology mandates that the discrepancy between a scientist’s general H-index and their discipline-specific D-index does not exceed 30%, ensuring alignment between their overall and area-specific scholarly impact.
Verification Practices and Ranking Methodology
The Research.com team is acutely aware that raw bibliometric data alone cannot serve as an absolute measure of scholarly output. To this end, every scientist profile included in the ranking underwent meticulous manual verification. This process involved cross-correlating the data against publications documented in a wide array of trustworthy and authoritative sources.
Although the number of papers published in prominent journals and conference proceedings is not a direct factor influencing a researcher’s position, it functions as a valuable secondary indicator of their contribution to the Computer Science discipline.
Ultimately, the ranking position is established based on each researcher’s D-index, as derived from the data collected from OpenAlex and CrossRef. These databases are renowned within the research community for their comprehensive coverage and reliability. Readers interested in a more detailed exposition of the methodology are encouraged to visit our methodology page.
Research.com’s Vision and Mission
At Research.com, our mission is to inspire and enable researchers, companies, and policymakers worldwide to understand the evolving landscape of expert leadership in various scientific domains. By providing a transparent and rigorously assembled ranking of leading scientists, we aim to facilitate awareness and foster collaboration within the global scientific community.
This ranking serves as a definitive resource for identifying top-tier experts in Computer Science across Brazil, supporting academic institutions, funding bodies, and industry partners in their quests to engage with outstanding researchers and advance the frontiers of knowledge.
