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8 Posted Topics
 | Hi there, I wondered if some one would be able to put me through with this, as i am a newbie in Java. I have the following text file named dvdifo: *Donnie Darko/sci-fi/Gyllenhall, Jake Raiders of the Lost Ark/action/Ford, Harrison 2001/sci-fi/?? Caddy Shack/comedy/Murray, Bill Star Wars/Sci-fi/Ford, Harrison Lost in Translation/comedy/Murray, …  |
| | Hi there, I seem to be having problems multiply two BigDecimal numbers without loss. Can anybody explain to me how to do this, please? |
| | Hi there, Can someone figure out why I am getting this problem, please. In my algorithm, i have this method that takes in a BigDecimal value and returns a BigDecimal value as shown below: [code] public BigDecimal sigmoidActivationFunction(BigDecimal sum) { Big_pi test2 = new Big_pi(); //sum = sum.multiply(new BigDecimal(-1.0)); BigDecimal … |
| | Hi there, I got a little problem with finding the inverse of a matrix when using the BigDecimal type. I mean, I have got a method that finds the inverse of a matrix perfectly with the primitive type double. Here is the method as shown below: [code] import java.lang.*; public … |
| | Hi there, I have been trying to figure out how I am getting this error: Exception in thread "main" java.lang.NumberFormatException at java.math.BigDecimal.<init>(BigDecimal.java:368) at java.math.BigDecimal.<init>(BigDecimal.java:647) at newtonsMethod1.sigmoidActivationFunction(newtonsMethod1.java:118) at newtonsMethod1.feedForward(newtonsMethod1.java:136) The following code : [code] for(int j =0; j< a; j++) { System.out.println("Enter into input neuron "+ j); String r = in.readLine(); … |
| | Hello there, I am trying to build a square matrix of the type Double, with the following code: for( i = 0; i < weightVector.length; i++) for( j =0; j< weightVector.length; j++) { weightMatrix[i][j]= weightVector[i]* weightVector[j]; if(i==j) weightMatrix[i][i] += 0.0001; } The problem is each time the vector "weightVector" has … |
| | Can someone help me please! I would like to know of any advice about reading data from a file, and then storing them in arrays. I have got to work with this set of data, which needed to be preprocessed first in the following way: The first set of ten … |
| | Hi everyone, Could any one help me with this code, please. I do not know why it's giving this kind of error. The code, which is a part of a lager program, is as given below. I will try explaining what each variables represent. public void backwardComputation(int m, Double desiredOutput[][]) … |
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