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9 results for “scale”

Formulae (9)

x' = \frac{x - x_{min}}{x_{max} - x_{min}}

Rescales features to the range [0, 1].

w_{t,d} = tf_{t,d} \times \log\frac{N}{df_t}

Term importance: frequency in a document scaled by rarity across documents.

j = \sigma T^4

Total energy radiated by a black body scales with the fourth power of temperature.

q_0 = 70\,M^{0.75}

Metabolic rate scales with body mass to the ¾ power.

PI = \frac{m}{h^3}

A leanness index that scales better for extreme heights.

m_{new} = m_{old} \times \frac{n_{want}}{n_{have}}

Rescale each ingredient for a different number of servings.

\frac{L}{L_\odot} \approx \left(\frac{M}{M_\odot}\right)^{3.5}

How a main-sequence star's brightness scales with its mass.

\text{Scale} = \frac{\text{map distance}}{\text{ground distance}}

Ratio of map distance to real-world distance.

K = °C + 273.15

Convert Celsius to the absolute Kelvin scale.