‍The decimal number represented by IEEE single precision floating-point number 11000010010011111000000000000000 is——‍ A: -51.825 B: -50.625 C: 51.825 D: -103.75

precision targeting

What is the bit width of a single-precision floating-point number? A: 16 B: 32 C: 64 D: 128

用于描述卫星的几何分布对测量精度影响的精度衰减因子有（）等。 A: AGDOP–Geometry Dilution of Precision，几何精度衰减因子 B: BPDOP–Position Dilution of Precision，位置精度衰减因子 C: CTDOP–Time Dilution of Precision，时间精度衰减因子 D: DHDOP–Horizontal Dilution of Precision，平面精度衰减因子 E: EVDOP–Vertical Dilution of Precision，高程精度衰减因子

用于描述卫星的几何分布对测量精度影响的精度衰减因子有( )等。 A: GDOP - Geometry Dilution of Precision,几何精度衰减因子 B: PDOP - Position Dilution of Precision,位置精度衰减因子 C: TDOP - Time Dilution of Precision,时间精度衰减因子 D: HDOP - Horizontal Dilution of Precision,平面精度衰减因子 E: VDOP - Vertical Dilution of Precision,高程精度衰减因子

有关机器学习分类算法的Precision和Recall，以下定义中正确的是（假定tp = true positive, tn = true negative, fp = false positive, fn = false negative）（ ） A: Precision = tp / (tn + fn), Recall = tp /(tp + fp) B: Precision= tp / (tp + fp), Recall = tp / (tp + fn) C: Precision = tp / (tn + fp), Recall = tp /(tp + fn) D: Precision = tp / (tp + fp), Recall = tp /(tn + fn)

A scientist must be __________ (precision) while performing experiments.

The first of these is correctness and precision in the use of the mother tongue.

数据新闻的英文全程是Precision Journalism.

Hip replacement surgery is______joint replacement surgery in the U.S. A: the single most frequent B: the most single frequent C: the single frequent D: a single frequent