-- |
-- Module : Phonetic.Languages.Simplified.DataG
-- Copyright : (c) OleksandrZhabenko 2020
-- License : MIT
-- Stability : Experimental
-- Maintainer : olexandr543@yahoo.com
--
-- Simplified version of the @phonetic-languages-common@ and @phonetic-languages-general@ packages.
{-# LANGUAGE BangPatterns, FlexibleContexts #-}
module Phonetic.Languages.Simplified.DataG where
import qualified Data.Foldable as F
import Data.Monoid
import Data.SubG
import Data.MinMax.Preconditions
data Result t a b c = R {line :: !(t a), metrices :: !b, transMetrices :: !c} deriving Eq
instance (Ord (t a), Ord b, Ord c) => Ord (Result t a b c) where
compare x y
= case compare (transMetrices x) (transMetrices y) of
EQ -> case compare (metrices x) (metrices y) of
EQ -> compare (line x) (line y)
z -> z
z0 -> z0
data FuncRep2 a b c = D (a -> b) (b -> c)
getAC :: FuncRep2 a b c -> (a -> c)
getAC (D f g) = g . f
getAB :: FuncRep2 a b c -> (a -> b)
getAB (D f _) = f
getBC :: FuncRep2 a b c -> (b -> c)
getBC (D _ g) = g
maximumEl
:: (Foldable t2, Ord c) => FuncRep2 (t a) b c
-> t2 (t a)
-> Result t a b c
maximumEl !frep2 data0 =
let !l = F.maximumBy (\x y -> compare (getAC frep2 x) (getAC frep2 y)) data0
!m = getAB frep2 l
!tm = getBC frep2 m in R {line = l, metrices = m, transMetrices = tm}
minMaximumEls
:: (InsertLeft t2 (t a), Monoid (t2 (t a)), Ord (t a), Ord c) => FuncRep2 (t a) b c
-> t2 (t a)
-> (Result t a b c,Result t a b c)
minMaximumEls !frep2 data0 =
let (!ln,!lx) = minMax11ByC (\x y -> compare (getAC frep2 x) (getAC frep2 y)) data0
!mn = getAB frep2 ln
!mx = getAB frep2 lx
!tmn = getBC frep2 mn
!tmx = getBC frep2 mx in (R {line = ln, metrices = mn, transMetrices = tmn}, R {line = lx, metrices = mx, transMetrices = tmx})
maximumElR
:: (Foldable t2, Ord c) => t2 (Result t a b c)
-> Result t a b c
maximumElR = F.maximumBy (\x y -> compare (transMetrices x) (transMetrices y))
minMaximumElRs
:: (InsertLeft t2 (Result t a b c), Monoid (t2 (Result t a b c)), Ord (t a), Ord b, Ord c) => t2 (Result t a b c)
-> (Result t a b c,Result t a b c)
minMaximumElRs = minMax11ByC (\x y -> compare (transMetrices x) (transMetrices y))
-----------------------------------------------------------------------------------
innerPartitioning
:: (InsertLeft t2 (t a), Monoid (t2 (t a)), Ord c) => FuncRep2 (t a) b c
-> t2 (t a)
-> (t2 (t a), t2 (t a))
innerPartitioning !frep2 data0 =
let !l = getAC frep2 . F.maximumBy (\x y -> compare (getAC frep2 x) (getAC frep2 y)) $ data0 in partitionG ((== l) . getAC frep2) data0
maximumGroupsClassification
:: (InsertLeft t2 (t a), Monoid (t2 (t a)), Ord c, Integral d) => d
-> FuncRep2 (t a) b c
-> (t2 (t a), t2 (t a))
-> (t2 (t a), t2 (t a))
maximumGroupsClassification !nGroups !frep2 (dataT,dataF)
| nGroups <= 0 = (dataT,dataF)
| otherwise = maximumGroupsClassification (nGroups - 1) frep2 (dataT `mappend` partT,partF)
where (!partT,!partF) = innerPartitioning frep2 dataF
maximumGroupsClassification1
:: (InsertLeft t2 (t a), Monoid (t2 (t a)), Ord c, Integral d) => d
-> FuncRep2 (t a) b c
-> t2 (t a)
-> (t2 (t a), t2 (t a))
maximumGroupsClassification1 !nGroups !frep2 data0
| nGroups <= 0 = innerPartitioning frep2 data0
| otherwise = maximumGroupsClassification (nGroups - 1) frep2 . innerPartitioning frep2 $ data0
maximumGroupsClassificationR
:: (InsertLeft t2 (Result t a b c), Monoid (t2 (Result t a b c)), InsertLeft t2 c, Monoid (t2 c), Ord c, Integral d) => d
-> FuncRep2 (t a) b c
-> t2 (Result t a b c)
-> (t2 (Result t a b c), t2 (Result t a b c))
maximumGroupsClassificationR !nGroups !frep2 data0
| nGroups <= 1 = (partT,partF)
| otherwise = (partT `mappend` (fst . maximumGroupsClassificationR (nGroups - 1) frep2 $ partF),snd . maximumGroupsClassificationR (nGroups - 1) frep2 $ partF)
where !maxE0 = F.maximum . mapG transMetrices $ data0
(!partT,!partF) = partitionG ((== maxE0) . transMetrices) data0
toResultR
:: FuncRep2 (t a) b c
-> t a
-> Result t a b c
toResultR !frep2 !ys = R { line = ys, metrices = m, transMetrices = tm}
where !m = getAB frep2 ys
!tm = getBC frep2 m
toMetrices'
:: FuncRep2 (t a) b c
-> t a
-> b
toMetrices' !frep2 !ys = getAB frep2 ys
toTransMetrices'
:: FuncRep2 (t a) b c
-> t a
-> c
toTransMetrices' !frep2 !ys = getAC frep2 ys