ECG data compression using truncated singular value decomposition
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45 citations
Cites background from "ECG data compression using truncate..."
...…(Konstantinides et al. 1997, Ibrahim et al. 1998, Kamm and Nagy 1998), and image compression and reconstruction (Steriti and Fiddy 1993, Chandrasekaran et al. 1997, Song and Zhang 1999, Cagnoli and Ulrych 2001, Hoge et al. 2001, Popesuc et al. 2001, Selivanov and Lecomte 2001, Wei et al. 2001)....
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45 citations
Cites background or methods from "ECG data compression using truncate..."
...There are several approaches, such as the transformation in [9] and the multirate approach in [20]....
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...Although the multirate approach produces no error with sufficiently high interpolation factor [20], it is considered computationally more complex than the transformation in [9]....
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...According to the transformation in [9], one heartbeat segment can be converted into a segment that holds the same morphology but in different data length (i....
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...Therefore, in this paper, the transformation used in [9] is adopted for period normalization....
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44 citations
Cites background from "ECG data compression using truncate..."
...Several authors have successfully used period normalization [1], [3], [4], which tends to lead to significant improvements....
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...To correct this behavior and better exploit the interbeat dependencies , Wei et al. in [4] proposed the period normalization, also adopted by [3], which changes the length of all periods to a common value....
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44 citations
Cites methods from "ECG data compression using truncate..."
...Then, after extracting the three temporal features of interest, we normalized to the same periodic length the duration of the segmented ECG cycles according to the procedure reported in [25]....
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43 citations
Cites methods from "ECG data compression using truncate..."
...Then, after extracting the temporal features of interest, we normalized to the same periodic length the duration of the segmented ECG cycles according to the procedure reported in [23]....
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References
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34,729 citations
"ECG data compression using truncate..." refers background in this paper
...Therefore, the SVD of the matrix can be performed as [20], where are the left and right singular vectors, respectively....
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690 citations
"ECG data compression using truncate..." refers methods in this paper
...The compression techniques for an ECG have been extensively discussed [ 1 ] and can be classified into the following three major categories....
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521 citations
445 citations
"ECG data compression using truncate..." refers methods in this paper
...[23]) provides a better performance than previous wavelet-based methods (Hilton [22] and Djohan et al....
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374 citations
"ECG data compression using truncate..." refers methods in this paper
...2) Direct time-domain techniques: including amplitude zone time epoch coding (AZTEC), delta coding, and entropy coding [2]–[4]....
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