undersampling

process of sampling a signal at a sampling frequency lower than the Nyquist rate
Thing general Q1225894
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undersampling

Summary

undersampling ranks in the top 2% of general entities by monthly Wikipedia readership (64 views/month).[1]

Key Facts

  • undersampling's subclass of is recorded as sampling[2].
  • undersampling's opposite of is recorded as oversampling[3].
  • undersampling's Freebase ID is recorded as /m/05t0y_6[4].
  • undersampling's different from is recorded as undersampling in data analysis[5].
  • undersampling's defining formula is recorded as \frac{2 f_H}{n} \le f_s \le \frac{2 f_L}{n - 1}[6].
  • undersampling's Quora topic ID is recorded as Undersampling[7].
  • undersampling's less than is recorded as Nyquist rate[8].
  • undersampling's maintained by WikiProject is recorded as WikiProject Mathematics[9].
  • undersampling's Microsoft Academic ID is recorded as 136536468[10].
  • undersampling's OpenAlex ID is recorded as C136536468[11].

Why It Matters

undersampling ranks in the top 2% of general entities by monthly Wikipedia readership (64 views/month).[1] undersampling has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[12] undersampling is known by 6 alternative names across languages and contexts.[13]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . Freebase Data Dumps. wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . Quora. wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . wikidata.org.
  9. [10] . wikidata.org.
  10. [11] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Aggregate / graph-position facts

  1. [1] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [12] . Wikidata sitelinks. wikidata.org.
  3. [13] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). undersampling. Retrieved April 11, 2026, from https://4ort.xyz/entity/undersampling
MLA “undersampling.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Apr. 2026, https://4ort.xyz/entity/undersampling.
BibTeX @misc{4ortxyz_undersampling_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{undersampling}}, year = {2026}, url = {https://4ort.xyz/entity/undersampling}, note = {Accessed: 2026-04-11}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): undersampling — https://4ort.xyz/entity/undersampling (retrieved 2026-04-11)

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