Unverified50% confidenceFactExact time
1-σ椭圆在二维平面上对应约39%置信区间，2-σ约86%，3-σ约99%
1
Sources
50%
Confidence
Long-term
Relevance
7/14/2026
First Seen
Sources
多传感器卡尔曼融合实战：Shahed无人机追踪系统完整解析
Related Claims
UnverifiedFor double-precision floating-point numbers, one ULP near the value 1.0 is approximately 2^-52 ≈ 2.22×10^-16.63% similarUnverifiedDouble-precision floating-point (double, 64-bit) can precisely represent integers within the range of ±2^53, but still cannot cover the full range of 64-bit integer division.61% similarUnverifiedSingle-precision floating-point (float, 32-bit) has only 23 mantissa bits, and can precisely represent integers in the range of approximately ±2^24.60% similarUnverifiedUD-Q4_K_XL体积155GB精度96%，UD-Q3_K_XL体积129GB精度87%，UD-IQ3_S体积117GB精度83%，UD-Q2_K_XL体积97GB精度79%60% similar
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