# Interface to MATLAB sorted L1 solver

### Description

Uses the `R.matlab`

package to invoke the TFOCS sorted L1 solver.
See `SLOPE_solver`

for a description of the sorted L1
optimization problem.

### Usage

1 | ```
SLOPE_solver_matlab(A, b, lambda, initial = numeric(), matlab = NULL)
``` |

### Arguments

`A` |
an |

`b` |
vector of length |

`lambda` |
vector of length |

`initial` |
initial guess for |

`matlab` |
MATLAB client object (instance of class |

### Value

The solution vector *x*.

### See Also

`SLOPE_solver`