R apply on a matrix a function of columns and row index

R apply on a matrix a function of columns and row index References

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1. R apply on a matrix a function of columns and row index ...

   I would like to apply on a matrix a function of both the value, the row index and the column index for every value in the matrix and get the transformed matrix.

   stackoverflow.com/questions/15287038/r-​apply-on-a-matrix... - Cached
   

2. r - Row/column counter in \'apply\' functions - Stack Overflow

   What if one wants to apply a functon i.e. to each row of a matrix, ... R apply on a matrix a function of columns and row index. 0. ... R apply function to rows of ...

   stackoverflow.com/questions/2545879 - Cached
   

3. R Library: Advanced functions - UCLA

   Note that in R the apply function internally uses a ... #add 3 to the row sums apply(mat1, 1, function(x ... using columns function #input is the matrix ...

   www.ats.ucla.edu/stat/r/library/​advanced_function_r.htm - Cached
   

4. R: Apply Functions Over Array Margins - ETH :: D-MATH ...

   ## Compute row and column sums for a matrix: x ... vector)) ## Sort the columns of a matrix apply(x ... 1:24, dim = 2:4) zseq <- apply(z, 1:2, function(x ...

   stat.ethz.ch/R-manual/R-devel/library/​base/html/apply.html - Cached
   

5. Matrix (mathematics) - Wikipedia, the free encyclopedia

   • Definition|
   • Notation|
   • Basic operations|
   • Linear equations

   If R is a rotation matrix and v is a column ... (provided as usual that the column- index and row- index ... “Let us give the name of matrix to any function, ...

   en.wikipedia.org/wiki/Matrix_index - Cached

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6. R help - Re: how to apply sample function to each row of a ...

   ... how to a pply sample function to each row of a ... html > Sent from the R help mailing list archive ... produces a matrix with column ...

   r.789695.n4.nabble.com/Re-how-to-apply-​sample-function... - Cached
   

7. MS Excel: INDEX Function (WS)

   In Microsoft Excel, the INDEX function returns either the value or the reference to a value from a table or range. ... INDEX( array, row_number, [column_number] )
   www.techonthenet.com/excel/formulas/​index_function.php
   

Matrix | R Tutorial - An R Introduction to Statistics | R ...

We reproduce a memory representation of the matrix in R with the matrix function. ... # element at 2nd row, 3rd column ... Vector Index; Numeric Index Vector ...

www.r-tutor.com/r-introduction/matrix - Cached

R help - single row/column-indexing on matrices

single row/column-indexing on ... down that expects the \'sm\' to be in matrix form (e.g. using the \'apply\' function). ... a single selecting index will be ...

r.789695.n4.nabble.com/single-row-​col umn-indexing-on... - Cached

R Library: Matrices and matrix computations - UCLA

Tutorial on matrices and matrix operations in R. Creating matrices. The function matrix creates ... is used to manipulate the row and column names of a matrix.

www.ats.ucla.edu/stat/r/library/matrix_​alg.htm - Cached