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date | Tue, 10 Feb 2015 15:05:51 +0000 |
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<html> <head> <title> Netlab Reference Manual datread </title> </head> <body> <H1> datread </H1> <h2> Purpose </h2> Read data from an ascii file. <p><h2> Synopsis </h2> <PRE> [x, t, nin, nout, ndata] = datread(filename) </PRE> <p><h2> Description </h2> <p><CODE>[x, t, nin, nout, ndata] = datread(filename)</CODE> reads from the file <CODE>filename</CODE> and returns a matrix <CODE>x</CODE> of input vectors, a matrix <CODE>t</CODE> of target vectors, and integers <CODE>nin</CODE>, <CODE>nout</CODE> and <CODE>ndata</CODE> specifying the number of inputs, the number of outputs and the number of data points respectively. <p>The format of the data file is as follows: the first row contains the string <CODE>nin</CODE> followed by the number of inputs, the second row contains the string <CODE>nout</CODE> followed by the number of outputs, and the third row contains the string <CODE>ndata</CODE> followed by the number of data vectors. Subsequent lines each contain one input vector followed by one output vector, with individual values separated by spaces. <p><h2> Example </h2> For the XOR data set we have <p><h2> See Also </h2> <CODE><a href="nin2nout1ndata40.000000e+000.000000e+001.000000e+000.000000e+001.000000e+000.000000e+001.000000e+000.000000e+000.000000e+001.000000e+001.000000e+001.000000e+00SeeAlsodatwrite.htm">nin2nout1ndata40.000000e+000.000000e+001.000000e+000.000000e+001.000000e+000.000000e+001.000000e+000.000000e+000.000000e+001.000000e+001.000000e+001.000000e+00SeeAlsodatwrite</a></CODE><hr> <b>Pages:</b> <a href="index.htm">Index</a> <hr> <p>Copyright (c) Ian T Nabney (1996-9) </body> </html>