Why the study?
Does Karhunen-Loeve expansion accurately compress temporal data in electrocardiographic body surface potential maps?
Population
Electrocardiographic body surface potential maps (training set n=221, test set n=34)
Comparison
Temporal data compression using Karhunen-Loeve… vs Original uncompressed data
Design
Other
Authors
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Enables compact BSPM storage for automated analysis; leaves open clinical validation before routine ECG use.
Does Karhunen-Loeve expansion accurately compress temporal data in electrocardiographic body surface potential maps?
The Karhunen-Loeve expansion provides a highly efficient temporal and spatial compression method for body surface potential maps without significant loss of accuracy, facilitating automated analysis.
Evans et al. (1981) studied this question.
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