surprisal

n. 惊异

发音

/sə(ɹ)ˈpɹaɪzəl/

词形变化

surprisals 复数 surprisals

释义与例句

n.
  1. 1.

    A surprise attack or ambush; a sudden or unexpected assault.

    可数 废旧 不可数 政治 军事
  2. 2.

    A sudden coming-upon someone or something unexpectedly or unawares.

    可数 废旧 不可数
  3. 3.

    A surprising event or occurrence.

    可数 废旧 不可数
  4. 4.

    The feeling caused by being surprised; surprise, shock, amazement.

    可数 废旧 不可数
  5. 5.

    An information measure as equal in bits (binary digits) to the base-2 log of 1 over the probability, with the result that the number of choices equals 2ⁿ where n is the number of bits.

    可数 不可数

词汇关系

名词

同义词 1

surprise

上位词 2

disruption perturbation

词源

From surprise + -al. (information measure): Defined by Myron Tribus in the 1961 book Thermostatics and Thermodynamics.

来源：wiktionary