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Lexical Tools

Result of Proposed Rules

I. Results

15 SD-Rules are added to the SD-Rule for evaluation. 12 of them are evaluated as good rules in the optimized set and 4 are bad rules. 2 of these bad rules are duplicated child rules. Also, in the optimized set, 2 child rules are used to replace proposed rules

SD-RuleRankPrecisionInstancesSourceResults
Good Rules
se$|verb|zation$|noun2100.00%1108NOM_DGood SD-Rule
sation$|noun|ze$|verb3100.00%1071NOM_DGood SD-Rule
ility$|noun|le$|adj999.94%1626NOM_DGood SD-Rule
$|adj|ally$|adv1599.08%2072ORG_DGood SD-Rule
ce$|noun|t$|adj1898.82%847NOM_DChild rule nce$|noun|nt$|adj is used
cy$|noun|t$|adj1998.77%406NOM_DGood SD-Rule
e$|verb|ion$|noun2098.76%2336NOM_DGood SD-Rule
c$|adj|s$|noun4391.46%281ORG_DChild rule ic$|adj|is$|noun is used
e$|verb|ing$|noun4591.43%210SuggestionsGood SD-Rule
al$|adj|us$|noun6184.35%262SuggestionsGood SD-Rule
es$|noun|ic$|adj6773.91%23SuggestionsGood SD-Rule
Bad Rules
ian$|adj|ia$|noun5786.31%263SuggestionsDuplicated, parent rule an$|adj|a$|noun is used
$|noun|ize$|verb7859.05%442SuggestionsBad SD-Rule
ian$|noun|ia$|noun990.36%274SuggestionsDuplicated, parent rule an$|noun|a$|noun is a bad SD-Rule
es$|noun|ic$|noun1010.00%19SuggestionsBad SD-Rule

II. Observation

  • All 8 computer generated SD-Rules from NOM_D and ORG_D are new good rules with high precision and instances (8/8)
  • Only 3 (out of 7) experts' suggested SD-Rules are added to the new optimized set.
  • Two of expert's suggested SD-Rule are duplicates of existing child rules:
    • One is a child rule of an existing good rule
    • One is a child rule of an existing bad rule
  • The other two of experts suggested rules are bad rules

III. Further Observation on NOM_D

The top 17 SD-Rule generated from NOM_D are all good SD-Rules.

SD-RuleRankPrecisionInstancesstatus
Frequency > 200, Instance coverage > 1.00% , Accum. Coverage > 80.0%
$|adj|ness$|noun1100.00%2734Existing SD-Rule
se$|verb|zation$|noun2100.00%1108New SD-Rule
sation$|noun|ze$|verb3100.00%1071New SD-Rule
ility$|noun|le$|adj999.94%1626New SD-Rule
iness$|noun|y$|adj1099.82%545Existing SD-Rule
ation$|noun|e$|verb1499.24%2514Existing SD-Rule
ce$|noun|t$|adj1898.82%847New child rule nce$|noun|nt$|adj is used
cy$|noun|t$|adj1998.77%406New SD-Rule
e$|verb|ion$|noun2098.76%2336New SD-Rule
$|verb|ment$|noun2198.35%607Existing SD-Rule
ication$|noun|y$|verb2298.33%300Existing SD-Rule
ed$|adj|ion$|noun2498.26%689Existing SD-Rule
$|adj|ity$|noun2697.88%2080Existing SD-Rule
e$|adj|ity$|noun3097.54%894Existing SD-Rule
$|verb|ion$|noun4093.71%572Existing SD-Rule
$|verb|ing$|noun4292.53%522Existing SD-Rule
$|verb|ation$|noun4890.29%340Existing SD-Rule

IV. Further Observation on ORG_D

The top 6 SD-Rules generated from ORG_D are all good SD-Rules

SD-RuleRankPrecisionInstancesstatus
Frequency > 40, Instance coverage > 1.00% , Accum. Coverage > 11.50%
less$|adj|$|noun1199.64%561Existing SD-Rule
$|adj|ally$|adv1599.08%2072New SD-Rule
$|verb|ion$|noun4093.71%572Existing SD-Rule, also derived from NOM_D
ist$|noun|y$|noun3695.48%509Existing SD-Rule
c$|adj|s$|noun4391.46%281New child rule ic$|adj|is$|noun is used
ful$|adj|$|noun5089.21%139Existing SD-Rule

V. Future Work

Evaluated more SD-Rules from NOM_D and ORG_D