src/data/datatable.lisp

   1 ;;; -*- mode: lisp -*-
   2 ;;;
   3 ;;; Copyright (c) 2007, by A.J. Rossini <blindglobe@gmail.com>
   4 ;;; See COPYRIGHT file for any additional restrictions (BSD license).
   5
   6 ;;;; datatable -- i.e. data.frame for CL.  Extends CLEM
   7
   8 ;;; What is this talk of 'release'? Klingons do not make software
   9 ;;; 'releases'.  Our software 'escapes', leaving a bloody trail of
  10 ;;; designers and quality assurance people in its wake.
  11
  12
  13 ;;;;
  14 ;;;; Package Setup
  15 ;;;;
  16
  17 (defpackage :lisp-stat-data-frame
  18   (:use :common-lisp
  19         :clem)
  20   (:export data-frame-p rows cols
  21            row-list column-list
  22            transpose
  23            bind-columns bind-rows
  24            array-data-vector vector-to-array))
  25
  26 (in-package :lisp-stat-data-frame)
  27
  28
  29 ;;; The goal with this data structure is to be able to extract CLEM
  30 ;;; types for statistical computations from a more general data type.
  31 ;;; The primary difference is that we need a means for ensuring column
  32 ;;; "sameness" and this is absolutely critical.
  33