ResearchBenchmarksPrivate Black-box Optimization on f(x)=Σx_i^4, h(x)=Σx_i^2 (Uniform Noise U(-1/k, 1/k))Private Black-box Optimization on f(x)=Σx_i^4, h(x)=Σx_i^2 (Uniform Noise U(-1/k, 1/k))Follow187NFFminunc-1,405.89,345.620,09730,848.4Dec 28, 2025Evaluation resultsMethodMethodLinksNFFoptSuccess RateFminunc2025.12187101,000—NEWUOA2025.124080.7345—NMSMAX2025.125640.0424—NEWUOA-N2025.129900—DFOp2025.121,0550—Fminsearch2025.1240,007101,000—