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词汇 iteration
释义

Definition of iteration in English:

iteration

noun ɪtəˈreɪʃ(ə)nˌɪdəˈreɪʃ(ə)n
mass noun
  • 1The repetition of a process or utterance.

    重复;复述,重申

    Example sentencesExamples
    • And of course the announcements were largely iterations of existing products and/or concepts.
    • The most dramatic iteration came on the floor of the Senate, when he made it the centerpiece of a carefully prepared 20-minute oration.
    • Write a program for policy iteration and re-solve Jack's car rental problem with the following changes.
    • If I may repeat my iteration from an earlier post.
    • Start with a relatively simple service and move forward in short iterations.
    1. 1.1 Repetition of a mathematical or computational procedure applied to the result of a previous application, typically as a means of obtaining successively closer approximations to the solution of a problem.
      反复演算
      Example sentencesExamples
      • Constructing a probabilistic model, we performed 1,000 iterations of this scenario.
      • The output typically appeared to be nonstationary for up to 200,000 iterations of the algorithm.
      • This factor analysis was based on the combined normative samples using principal factoring with iteration plus orthogonal rotation.
      • Convergence is declared when the relative change in likelihood between successive iterations is less than a user-defined threshold.
      • In successive iterations, the depth of the model also increases.
      Synonyms
      repetition, repetitiveness, repetitiousness, reiteration, redundancy, superfluity, periphrasis, duplication
    2. 1.2count noun A new version of a piece of computer hardware or software.
      计算机硬件(或软件)的新版本
      Example sentencesExamples
      • What are the barriers to the technology reaching its full potential in future iterations?
      • Over the past decade Web design has gone through many iterations, driven by the ever-changing environment.
      • The computer went through thousands of iterations before it produced any movement.
      • We also rebooted between test iterations to clear out disk and memory caches.
      • Through its many iterations, Worms has culminated into WWP; a well-polished title in its own right.
      • Now, sometimes you have to cycle the state machine through a few iterations before you get to an output state.
      • However, licensing problems from Microsoft have made the device less than entirely useful in its first iterations.
      • For a game that has seen three iterations, I would've expected a bit more stability than my experience with it on my computer.
      • "I wish a wider search criterion had been used in the first iteration!
      • Don't be surprised if it takes several iterations to become comfortable with the CLD.
      • Over a decade has passed since then, and Namco have refined, reworked and polished the Tekken formula through many iterations.
      • Does each server hold just a portion of a single massive game universe, or are multiple iterations of the universe planned?
      • If one can get past all this, Settlers is quite charming and this facet alone explains why it has endured for four iterations and possibly more in the future.
      • Perhaps worse, significant delivery delays associated with design iterations mean reduced market share and lost revenue.
      • Our Pirate game has gone through several iterations in its four-year development process.
      • The previous Aurora wasn't bad, but the latest iteration is more " me too " than distinctive.
      • The first iteration of Verizon's fiber network will download 30 megabits per second.
      • By contrast, a traditional microprocessor would have had to run many iterations of the software to come up with the answer.
      • The voiceovers, missions, and story seem if possible even better than previous iterations of the game.
      • Frequently there are a number of iterations, and the development cycle is lengthened and deadlines missed.

Origin

Late Middle English: from Latin iteratio(n-), from the verb iterare (see iterate).

Definition of iteration in US English:

iteration

nounˌidəˈrāSH(ə)nˌɪdəˈreɪʃ(ə)n
  • 1The repetition of a process or utterance.

    重复;复述,重申

    Example sentencesExamples
    • If I may repeat my iteration from an earlier post.
    • And of course the announcements were largely iterations of existing products and/or concepts.
    • Write a program for policy iteration and re-solve Jack's car rental problem with the following changes.
    • Start with a relatively simple service and move forward in short iterations.
    • The most dramatic iteration came on the floor of the Senate, when he made it the centerpiece of a carefully prepared 20-minute oration.
    1. 1.1 Repetition of a mathematical or computational procedure applied to the result of a previous application, typically as a means of obtaining successively closer approximations to the solution of a problem.
      反复演算
      Example sentencesExamples
      • The output typically appeared to be nonstationary for up to 200,000 iterations of the algorithm.
      • Convergence is declared when the relative change in likelihood between successive iterations is less than a user-defined threshold.
      • This factor analysis was based on the combined normative samples using principal factoring with iteration plus orthogonal rotation.
      • Constructing a probabilistic model, we performed 1,000 iterations of this scenario.
      • In successive iterations, the depth of the model also increases.
      Synonyms
      repetition, repetitiveness, repetitiousness, reiteration, redundancy, superfluity, periphrasis, duplication
    2. 1.2 A new version of a piece of computer hardware or software.
      计算机硬件(或软件)的新版本
      Example sentencesExamples
      • Does each server hold just a portion of a single massive game universe, or are multiple iterations of the universe planned?
      • The previous Aurora wasn't bad, but the latest iteration is more " me too " than distinctive.
      • Perhaps worse, significant delivery delays associated with design iterations mean reduced market share and lost revenue.
      • The first iteration of Verizon's fiber network will download 30 megabits per second.
      • What are the barriers to the technology reaching its full potential in future iterations?
      • Through its many iterations, Worms has culminated into WWP; a well-polished title in its own right.
      • Don't be surprised if it takes several iterations to become comfortable with the CLD.
      • Frequently there are a number of iterations, and the development cycle is lengthened and deadlines missed.
      • The computer went through thousands of iterations before it produced any movement.
      • If one can get past all this, Settlers is quite charming and this facet alone explains why it has endured for four iterations and possibly more in the future.
      • By contrast, a traditional microprocessor would have had to run many iterations of the software to come up with the answer.
      • Our Pirate game has gone through several iterations in its four-year development process.
      • However, licensing problems from Microsoft have made the device less than entirely useful in its first iterations.
      • Now, sometimes you have to cycle the state machine through a few iterations before you get to an output state.
      • Over a decade has passed since then, and Namco have refined, reworked and polished the Tekken formula through many iterations.
      • Over the past decade Web design has gone through many iterations, driven by the ever-changing environment.
      • For a game that has seen three iterations, I would've expected a bit more stability than my experience with it on my computer.
      • The voiceovers, missions, and story seem if possible even better than previous iterations of the game.
      • "I wish a wider search criterion had been used in the first iteration!
      • We also rebooted between test iterations to clear out disk and memory caches.

Origin

Late Middle English: from Latin iteratio(n-), from the verb iterare (see iterate).

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