diff options
Diffstat (limited to 'src/vector,least-squares.lisp')
| -rw-r--r-- | src/vector,least-squares.lisp | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/src/vector,least-squares.lisp b/src/vector,least-squares.lisp deleted file mode 100644 index 687af32..0000000 --- a/src/vector,least-squares.lisp +++ /dev/null @@ -1,14 +0,0 @@ -(in-package :lizfcm.vector) - -(defun least-squares-reg (x y) - (let* ((n (length x)) - (sum-y (reduce #'+ y)) - (sum-x (reduce #'+ x)) - (sum-xy (reduce #'+ (mapcar #'* x y))) - (sum-xsquared (reduce #'+ (mapcar #'* x x))) - (b (/ (- (* sum-y sum-xsquared) (* sum-x sum-xy)) - (- (* n sum-xsquared) (* sum-x sum-x)))) - (a (/ (- (* n sum-xy) (* sum-x sum-y)) - (- (* n sum-xsquared) (* sum-x sum-x))))) - (list a b))) - |