Java examples for java.lang:Math Matrix

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- deep Copy Int Matrix
- is Matrix Equal to another Matrix
- Returns the point in the center of the four supplied points.
- Returns true if the specified value is spanned by the two bounds, and false otherwise.
- Returns the length of the vector v.
- Returns the normal vector for the plane defined by three points.
- Returns a new vector that is the normalized form of the specified vector.
- Returns the scalar product of two vectors.
- Adds s times one row to another row
- Multiplies every element in row r by a scalar s.
- Swaps rows in Matrix
- get Matrix From Array
- Takes the transpose of an array (like the matrix operation).
- print Matrix Diagonals
- rotate Matrix
- rotate Matrix In Place
- get Differential Int Matrix
- get Single Color Int Matrix
- Computes the determinant of a matrix.
- Computes the mean value of a matrix of integers.
- Multiplies a matrix and a vector.
- Multiplies a vector and a matrix.
- Computes the standard deviation of the values in the matrix.
- Computes the dot product of two vectors.
- Computes the mean coordinate of the vector.
- Multiplies two matrices using an implementation faster than the straightforward one.
- matrix Converged
- print Matrix
- dot Tuple3d
- subtract Tuple3d
- add Vectors
- cross Vector
- get Angle
- Compute the mean of a vector.
- Returns the median of a vector.
- Swap the left and right halves of the vector.
- Apply weight to vector.
- read Double Matrix from InputStream
- read Int Matrix from InputStream
- Computes the normalized confusion matrix for two vectors.
- Calculate and return the absolute minimum value in the matrix
- Method used to add a column to a matrix
- Method used to add a row to a matrix
- Calculate the covariance matrix
- Get the maximum value within a column of a given matrix
- Get the mean of a given column of a given matrix
- Get the minimum value within a column of a given matrix
- Get the mean of a given row of a given matrix
- Calculate the pseudo-inverse of a matrix
- Prints matrix to console
- Function used to read matrices from a file (in csv form)
- Performs simple regularization by adding a small value to the diagonal of a matrix; matrix must be square
- Regularize the matrix using ridge regression
- Set a particular column of a matrix
- Set a particular row of a matrix
- Gets a sub-matrix within the given matrix
- Convert a list of a list of doubles into an actual matrix object
- Function used to write a matrix out to file (in csv form)
- Calculate the inner product of 2 vectors, where the first vector is a row in the first matrix, and the second vector is a column in the second matrix.
- Returns the sum of a given column of the matrix (the numbering starts from 1)
- Calculates the sum of the principal diagonal of a square matrix
- Calculates the sum of all the elements in the matrix
- Returns the sum of a given row of the matrix (the numbering starts from 1)
- Make the Cholesky decomposition L of a given input matrix A, where: A is symmetric and positive definite (has full rank) A = L L^T (L^T is the transpose of L - here A has real entries only, though a Cholesky decomposition is possible with complex entries) L is a lower triangular matrix We perform the decomposition using the Cholesky?Banachiewicz algorithm, computing L from the top left, row by row (see wikipedia) This method has been adapted from the JAMA project (public domain software)
- Return a new matrix with the columns of matrix1 joined on the back of matrix2
- Compute the covariance matrix between all column pairs (variables) in the multivariate data set
- Returns the determinant of the input matrix.
- Compute determinant(A), where A = L*L^T via Cholesky decomposition is a symmetric, positive definite matrix.
- Compute matrix inversion of a symmetric, positive definite matrix by using the Cholesky Decomposition L of the matrix A.
- Works out the index of the k minimum values in the matrix in a given column
- Works out the maximum value in the matrix in a given column
- Return an array of the means of each row in the 2D input matrix
- select Column from Matrix
- Matrix column Shift
- Checks if two given matrices are equal.
- Computes average value from all entries iterable the matrix
- Creates a random boolean matrix
- Creates a random matrix.
- Creates a random integer matrix.
- Sets a sub-matrix of the given matrix at specified position to values from another smaller matrix
- Extracts a sub-matrix from the given matrix
- Computes sum of two equal-sized matrices.
- Swaps two columns of a matrix.
- Swaps two rows of a matrix.
- Computes trace of the matrix
- Transposes a matrix (i.e.
- copy Matrix
- matrix rotate 180 degrees
- matrix rotate Clock Wise
- matrix rotate Counter Clock Wise
- Inverts a 4 x 4 matrix using Gaussian Elimination.
- Multiply a matrix with another matrix that only contains elements on its diagonal.
- Multiplies two matrices.
- Multiplies a matrix with another matrix that only has one column.
- First transposes matrix matA, then multiplies it with matrix matB.
- First transposes a matrix, then multiplies it with another matrix that only contains elements on its diagonal, then multiplies it again with the matrix.
- First transposes a matrix, then multiplies it with another matrix that only contains elements on its diagonal.