frequency of appearance

USAGE SUMMARY

The phrase 'frequency of appearance' is correct and usable in written English.
You can use it to refer to how often something appears or occurs. For example, "The frequency of appearances of this particular species of fish has declined sharply in recent years."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

The frequency of appearance (percentage of patterns in which the feature appeared out of the total of 42 patterns examined) of each of the four features, in each dorsal-ventral section, is presented in Fig. 3.

Biology Open

MOBILE, ALA.: A BEETHOVEN PREMIERE -- When it comes to frequency of appearance in the 21st century, hen's teeth and Beethoven (1770-1827) premights might run a good race.

The New York Times

The frequency of appearance of SCV (plasmid cured strain), as confirmed by its inability to grow on LB+ meropenem was quantified.

Nature

In terms of frequency of appearance, this would seem to be Alex Katz's year to play elder statesman: note the velvety new seascape at the Monica de Cardenas booth and the wall of small studies at Peter Blum.

The New York Times - Arts

The encrusting sponge growth form prevailed in cover of the ascidian tunic, while two massive species dominated in terms of frequency of appearance and abundance.

Estuarine, Coastal and Shelf Science

Since only productively bound enzyme molecules are visualized in the HS-AFM analysis, the lower frequency of appearance of ChiB might be because of lower affinity of ChiB for the substrate15.

Nature

Rationales from the structural standpoint are also presented to explain the increased frequency of appearance of eutectics at certain composition ratios (the Stockdale/Hume-Rothery puzzle).

Acta Materialia

Over a long period of time, this selective pressure will change the frequency of appearance of certain gene forms, and the traits they control will become commoner or rarer in the population.

Encyclopedia Britannica

And the platform lets developers set the frequency of appearance of certain ads or content.

TechCrunch

Compute the frequency of appearance of each beam and store the occurrences in I.   4.

EURASIP Journal on Advances in Signal Processing

(A) Box plots of frequency of appearance of all DDI pairs and co-evolving DDI pairs (JSD* < 0.05).

Protein & Cell

Expert writing Tips

Best practice

When discussing the "frequency of appearance", clearly define the context or scope to which you are referring. For example, specify the population, timeframe, or location being considered.

Common error

Avoid assuming that a high "frequency of appearance" implies a direct causal relationship. While frequent appearances may suggest a correlation, further analysis is needed to establish causation.

Linguistic Context

The phrase "frequency of appearance" functions as a noun phrase, typically serving as the subject or object of a sentence. Ludwig AI affirms its correctness, and examples demonstrate its role in quantifying occurrences within specific contexts.

Expression frequency: Very common

Frequent in

Science

70%

News & Media

15%

Encyclopedias

5%

Less common in

Wiki

5%

Formal & Business

3%

Reference

2%

Ludwig's WRAP-UP

In summary, "frequency of appearance" is a grammatically sound and versatile noun phrase used to quantify how often something occurs. Ludwig AI confirms the phrase's validity. As the Ludwig examples illustrate, it finds frequent use in scientific, news, and encyclopedia contexts. While synonymous alternatives like "rate of occurrence" or "incidence rate" exist, "frequency of appearance" provides a clear and widely understood means of expressing the commonness or rarity of events and phenomena.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

appearance rate

Shortens the phrase while retaining the core concept of measuring how often something appears.

rate of occurrence

Changes the wording from appearance to occurrence while keeping the overall meaning related to how often something happens.

incidence rate

Focuses on the rate at which new cases or events arise, implying a specific measurement of frequency.

rate of incidence

Emphasizes the rate at which new instances are observed, offering a slightly more formal tone.

recurrence rate

Highlights the frequency with which something reappears after a period of absence.

how often something shows up

Uses a more casual and direct phrasing to describe the frequency of something appearing.

prevalence

Refers to the proportion of a population found to have a condition or characteristic, indicating its commonness.

repetition frequency

Emphasizes the repetitive nature of the appearances, suitable for contexts involving recurring events.

frequency of visibility

Highlights how often something is visible or observable.

degree of manifestation

Emphasizes the extent to which something becomes apparent or evident.

FAQs

How do I use "frequency of appearance" in a sentence?

You can use "frequency of appearance" to describe how often something occurs or is observed. For example, "The "frequency of appearance" of this bird species has decreased in recent years."

What are some synonyms for "frequency of appearance"?

Alternatives include "rate of occurrence", "incidence rate", or "appearance rate", depending on the specific context.

Is "frequency of appearance" a formal or informal phrase?

"Frequency of appearance" is suitable for both formal and informal contexts, though more technical or scientific writing might prefer "incidence rate" or "recurrence rate" in specific cases.

What factors might affect the "frequency of appearance" of something?

Numerous factors can influence the "frequency of appearance", including environmental changes, seasonal variations, sampling methods, and observer bias.