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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.
4ort.xyz Knowledge Graph. (2026). An Improvement for Video-based Heart Rate Variability Measurement. Retrieved May 24, 2026, from https://4ort.xyz/entity/an-improvement-for-video-based-heart-rate-variability-measurement
“An Improvement for Video-based Heart Rate Variability Measurement.” 4ort.xyz Knowledge Graph, 4ort.xyz, 24 May. 2026, https://4ort.xyz/entity/an-improvement-for-video-based-heart-rate-variability-measurement.
@misc{4ortxyz_an-improvement-for-video-based-heart-rate-variability-measurement_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{An Improvement for Video-based Heart Rate Variability Measurement}}, year = {2026}, url = {https://4ort.xyz/entity/an-improvement-for-video-based-heart-rate-variability-measurement}, note = {Accessed: 2026-05-24}}
According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): An Improvement for Video-based Heart Rate Variability Measurement — https://4ort.xyz/entity/an-improvement-for-video-based-heart-rate-variability-measurement (retrieved 2026-05-24)
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