| 释义 |
Poisson distribution
noun[ C or U ]
mathematics specializeduk /ˈpwæs.ɒn dɪs.trɪˌbjuː.ʃən/ us /pwəˈsoʊn dɪs.trɪˌbjuː.ʃən/
a way of showing the number of times that something is likely to happen when you try to do it many times and there is only a small chance of succeeding each time: 泊松分布
Poisson distributions reflect the probability of a rare event happening.泊松分布反映了罕见事件发生的概率。
We used a Poisson distribution to calculate the risk.
She suggested that the Poisson distribution might be a suitable model for this set of data.
The distribution of this factor can be modelled by a Poisson distribution.
The Poisson distribution is only able to give an approximate answer.
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Chance and randomness
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