arrival process
Computing term for the process by which data, packets, or requests arrive at a system or node.
到着プロセスをモデル化するためにポアソン分布がよく使われる。
The Poisson distribution is often used to model the arrival process.
Compound of 到着 (arrival) and プロセス (process), a direct calque from English 'arrival process' used in computing contexts.