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POR hdf5 dataset written incorrectly?
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  1. POR hdf5 dataset written incorrectly?
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    copied!<p>When I execute the following my "predictors" dataset is populated correctly:</p> <pre><code>library(rhdf5) library(forecast) library(sltl) library(tseries) fid &lt;- H5Fcreate(output_file) ## TODO: compute the order p p &lt;- 4 # write predictors h5createDataset(output_file, dataset="predictors", c(p, length(tsstl.remainder) - (p - 1)), storage.mode='double') predictors &lt;- as.matrix(tsstl.remainder) for (i in 1:(p - 1)) { predictors &lt;- as.matrix(cbind(predictors, Lag(as.matrix(tsstl.remainder), i))) } predictors &lt;- as.matrix(predictors[-1:-(p-1),]) head(predictors) h5write(predictors, output_file, name="predictors") H5Fclose(fid) </code></pre> <p>The generated (correct) output for <code>head(predictors)</code> is:</p> <pre><code> [,1] [,2] [,3] [,4] [1,] 0.3089645 6.7722063 5.1895389 5.2323261 [2,] 8.7607228 0.3089645 6.7722063 5.1895389 [3,] -0.9411553 8.7607228 0.3089645 6.7722063 [4,] -14.1390243 -0.9411553 8.7607228 0.3089645 [5,] -26.6605296 -14.1390243 -0.9411553 8.7607228 [6,] -8.1293076 -26.6605296 -14.1390243 -0.9411553 </code></pre> <p>However, when I read it the results are not correct:</p> <pre><code>tsmatrix &lt;- t(as.matrix(h5read(output_file, "predictors"))) head(tsmatrix) </code></pre> <p>Incorrectly outputs:</p> <pre><code> [,1] [,2] [,3] [,4] [1,] 0.3089645 8.760723 -0.9411553 -14.13902 [2,] -26.6605296 -8.129308 -9.8687675 31.52086 [3,] 54.2703126 43.902489 31.8164836 43.87957 [4,] 22.1260636 36.733055 54.7064107 56.35158 [5,] 36.3919851 25.193068 48.2244464 57.12196 [6,] 48.0585673 72.402673 68.3265518 80.18960 </code></pre> <p>How come what I write does not correspond to what I get back? I double-checked and hdfview HDF5 viewer also shows this incorrect values for the "predictors" dataset.</p> <p>What is wrong here?</p>
 

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