🏆 Notable contributions
Popular open-source repos they've shipped to (commits + PRs)
Score breakdown
🛠 Featured work
Their own popular and pinned repositories
Official Code Release for [SIGGRAPH 2024] DiLightNet: Fine-grained Lighting Control for Diffusion-based Image Generation
PythonOfficial Code Release for [SIGGRAPH 2023] Relighting Neural Radiance Fields with Shadow and Highlight Hints
PythonExplain discrete mathematics in details
A tuned Openwrt for Raspberry Pi 4
Blender Extension for RenderFormer Demo
PythonA lightweight alternative to BlenderProc
Python🧬 Stack & domains
🧬 Most similar developers
Closest profile, nearby score
🔥 Full roast
🔥 386 of your 614 stars come from just two SIGGRAPH paper repos, 31% of your external PRs are doc patches, and after nearly a decade you're still stuck tinkering with ZJU course projects and mirror site
iamNCJ — 87.10/100 · ELITE (Elite · Top-tier dev)
TL;DR: Solid academic open-source player with two strong SIGGRAPH paper releases to his name, but recent work is dominated by low-star student project maintenance and documentation patches, leaving his real-world ecosystem impact far narrower than his profile suggests.
| Dimension | Score | Notes |
|---|---|---|
| Account maturity | 10/10 | 9.13 years old, contributions span 10 calendar years, last active 1 day ago |
| Original project quality | 14.5/18 | 614 total stars, 209 max stars from DiLightNet (SIGGRAPH 2024 paper code, quality score 0.97); second-highest is NRHints (SIGGRAPH 2023, 177 stars, quality score 1.0) |
| Contribution quality | 23/27 | 62 merged PRs out of 68 total; only 1 maintainer-closed unmerged PR (2% rejection rate), 2 self-closed external PRs, 2 self-closed own-repo PRs; recent sample has 9 trivial PRs, 16 doc-like PRs (32% of recent merged) |
| Ecosystem / maintenance impact | 19.3/20 | 7 PRs + 20 commits into popular repos totaling ~68k stars (all-time); verified file-level sample of 4 PRs includes core contributions to nerfstudio and devcontainer support for JNeRF, plus 10 unverified commits to microsoft/renderformer |
| Community influence | 6.7/8 | 261 followers, 76 following (healthy ~3.4:1 follower ratio) |
| Activity authenticity | 13.6/17 | 3,692 contributions in the last year, active as recently as 1 day ago |
Red flags
- His highest-star external contribution is a trivial 3-line documentation update to QSCTech/zju-icicles (40.6k stars), a classic low-effort star-adjacent patch.
- 31% of recent external merged PRs target documentation, site content, or examples, indicating a moderate doc-heavy contribution pattern rather than core engineering work.
- 10 commits to microsoft/renderformer lack file-level quality verification, so the technical depth of that high-profile contribution is unconfirmed.
- Recent merged PRs are heavily concentrated in low-star ZJU student/organization repositories (ZJUSCT/mirror-front, ZJUSCT/MirrorManager, ZJU-SE-2021 course repos), which aligns with his stated academic background but limits evidence of broad cross-ecosystem impact.
Score calibration No extra adjustment. The base score already reflects his strong original SIGGRAPH projects, verified core contributions to nerfstudio, and the contextual alignment of his student project work with his ZJU academic background.
Verdict Normal high-caliber academic open-source contributor. His work is legitimately tied to his research output and university community, but don't let the SIGGRAPH stars inflate your expectations—most of his recent activity is polishing low-star student projects and documentation, not driving change in major open-source ecosystems.