自然言語処理を活用したI Tスキルと人材の関係性に
関する研究
著者
田中 公司
発行年
2015
学位授与大学
筑波大学 ( U
ni ver s i t y of Ts ukuba)
学位授与年度
2014
報告番号
12102甲第7213号
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DB A B A
be A
81 T be T T T e be 1 e 1
betweenness centrality [Freeman 1977] 2
CB C’ B
!
! !! =
!!"(!!) !!" !!! ) !′ ! !! = !!!(!!) (!!!)(!!!) )
!!" j k !!"(!!) a
i y iAj, k !
closeness centrality [Freeman 1979]
e
e
0 1
CC CC’
82
g d(!!,!!) i
j ( ) jAi
e
eigenvector centrality [Newman 2008], C
83
T be
e
T e
e
T IT e
85
4
4
.
3
4
4
4
4
4
4
86
3
4.1.1
× GP
GP ×
4 GP 2003
CMMI(Capability Maturity Model Integration)
ISO9001, ISO/IEC27001:2005
GP
4
4
.
GP
4 .
GP 4
87
4.1.2
88
4 . 4.1 4
4.1 A .
(A’)
B
4 C
4 D
4 4
E 4
A,B,C,D
88 4.1
A. A'
A1 KLOC
A2 (¥)
A3
A4 (KLOC/ )
( /KLOC)
B.
B1
B2 ,OS,
B3
B4 ( )
C.
C1 (3 )
C2
D. ( )
D1 Project Management Office
D2 ( )
E.
E1
89 4.2
F.
F1
F2 ITSS
F4
(34 )
( )
(9 ,57 )
(3 ,55 )
(11 ,80 )
4.1 4.2 4.1 4 (B)
(C) (D) (A)
(E)
(A’)
4.1
E.実施体制
A.プロジェクト指標値 （計画値)
A'.プロジェクト指標値 （実績値)
B.技術要求
C.プロセス要求
D.支援体制 （リスク軽減ファクター）
E1.タスク
E2.担当者
90
A E
(A) (A’)
4 1
(E1) 4
(F) .
A,B,C,D E
(F)
(E1) (F)
2.
4
4
4
13
4
4
4 4.2 4 DB(a)
1 88 (KLOC)
91 4.1
DB(b) 4.2
(c) 4
DB(d)
4 (e1)
(e2) 4 (e2)
(f) DB(b) 4
(g)
(g) (e1) (h)
DB(d) (i)
4.2 4
4
a.実績データ b.個人実務能力・ スキルデータ
d.人材割当知 識データ c.データ分析
プログラム
f.個人実務能力・ スキル取得処理
e1.タスク e2.担当者
g.個人実務能力・スキル
h.適合性判定処理
92
(A) (A’)
(E1) (F)
( ’ ’,’
’) (F 1 ) ( X
)
( )
4
88
. 15
4.2 (a) 4
( 4.1 A2) 4
4.1 (A) (A’) (A1)
(A4)
(A2) A3
(A2)
4 ( 4.1
E1)
4 4
3 4
4
4.2 (a) 4.3
93 4.3
No
a1 / (%) 108
a2 1
a3
a4
a5
a6
4.2 (b)
4 4.2 F2 ITSS
GP ITSS
4
70
1 100
4
60 360 4
1
4.2 (b)
4.4 4
No
b1
b2
94
4.2 (c) (d)
4 (c) 4 4.3
4.4 ( 4.3 a2, 4.4 b1)
( 4.3 a3, 4.4 b2) 4.5 4
4.5
No
c1 / (%)
c2
c3
c4
c5 ITSS
(d)
( 4.5 c2,c3,c4)
15 13
Weka[Witten 1999] C4.5[Quinlan 1993] J4.8
J4.8 Weka
95 4.6 J4.8
binarySplits (nominal) 2 4 False
confidenceFactor 0.25
minNumObj 2
numFolds 4 1
REP(reduced-error pruning)
3
reduceErrorPruning C4.5 REP False
seed REP .
(seed)
1
subtreeRaising . True
unpruned False
useLaplace False
4.2 (h) (i) 4
2 (
4.2 e1) ( 4.2 e2) 4.5 c2,c3,c4 c5
ITSS Level4
(Level4 69 )
110%
96
4.3 Weka
4.5
4.3 PMScore 4.5 ITSS
100
ITSS Level3
70 PMScore 370 S 4.5
/ (%)
4.3 ’= ’ PMScore ’< = 369’ S ’> 110’
4 ’ ’ ”
369
/ 110
ITSS
Level4 (Level4 69 )
110%
97 4.7
Total Number of Instances 35
Correctly Classified Instances 32 (91.43%
Incorrectly Classified Instances 3 (8.57%)
Mean absolute error 0.1485
Root mean squared error 0.2724
4.7 35 91.43%
32 0.1485
0.2724
ITSS
Level3
114%
ITSS
Level4
103%
4
,
98
4
4
4
4
99
c b
b
c IT
IT b s
S b s
100
5.1
IT
2.3.3 i t IT c b
t 11 b u
b b u.
b b 2.7 5.1 u.
.
,ITSS u11 b IT
b3 c b b c
c ITSS 5.1 8
ITSSb c 1 Δ
bΔ t 2 c b 3 c
os u
u b c b b
b u.
ソフトウェアデベロップメント
IT アーキテクト
プロジェクトマネジメント
マーケティング セールス コンサルタント
IT スペシャリスト
101
5.2
5.2.1
d ” os u
u c ”
” ”
” ” ”
n u u
” u
t u S c
” u u
” u sd b
” n u s
u u u sd S
b c ”
” ” n u
b b c ”
b
u u S T b
d
c b t b ”
u u u
b u d
u b d n
u u u b o b
Sb S u b u b
102
c Sb u o
u c u c s
c u b c b b s u
b b d Research and Develop”
c Research + ”(Develop) u
c + u b + u d
Environmental technology” c ”(Environment)+
”(technology) u
i , , b graph u 5.2
b u
5.2
D1,D2c 2 b CN1,CN2 t s
u D2,D3 c 1 b CN3
D1 CN1 CN2 N1 N2 N3 D2 CN3 N6 N4 D3 CN5 N7 D5
文書
複合名詞
名詞 凡例
CN4
N5
103
t u D3,D4 c N6
t u D3 cCN4b N6
t D4 c N6 u D3,D5cS
T u CN4,CN5 b N6 t
s u
sb s D1 D2c t D2
D3b D3 cD4 D u
Graph b b b b u
ForceAtlas2 [Mathieu 2011] u
ForceAtlas2 c u S b I u
t u b u
b N A s u i=1,….,N
nib pi u u ib b
pic b s u
∆!!= !!"!! !,! !!" +
! !!!
!!!
!! !,! !!"
!
!!! !!!
…...( 5.1)
!!" =−!!" = !!!!!
!!!!! …...( 5.2)
!! !,! = !! !! −!! …...( 5.3)
!! !,! =!!
(!"#!(!!)!!)(!"# ! ! !!)
!!!!! …...( 5.4)
5
3 c b ∥∙∥c b u
b 7944 8365 t !! !! cS T b
u u c!! !! b d
c I ub ForceAtlas2 c
! = 1
u c u u bda u
104
c t u ForceAtlas2
b c b b ub
u u
b ForceAtras2c b b t b
b b t
b t u Sb c
5.2b ForceAtlas2
b 5.3 b c
s u u1
b t b u
u
1 ForceAtras2
c b b c
u u 5.3 c b
ForceAtlas2 b
105
5.2.2
ITSS
IT u 8 b
b b
b b 5.2.1 b ForceAtlas2
u
Sb 5.4 2 c
b c 8 b
Sb b u
5.4
2
cForceAtras2 b b b 5.1
106
5.4 u IT
IT b
u b u
c b u S
sb u b c
5.1 b
b u ForceAtras2 c b
b c u u b
o b ForceAtlas2 b
b b 20 t
o
5.1 b b b
5.2 Sb .
5.1b i 5.2b c t
c c 2 b u b
c o u u
5.1 b b b
107
5.2 b b b
" " ! ! " ! ! " ! !
%96$ - 86.31 85.34 44.20 89.89 89.12 111.19 41.79
.59"48 $0"35$+
86.31 - 117.24 73.36 90.17 76.76 77.31 80.76
$0"35$+ 85.34 117.24 - 99.53 56.80 76.99 84.69 82.06
&-+
*/7(.28+
44.20 73.36 99.53 - 52.00 44.95 45.96 36.25
9)+ 89.89 90.17 56.80 52.00 - 52.76 57.04 99.76
8!6'8+ 89.12 76.76 76.99 44.95 52.76 - 59.34 67.02
19)8 111.19 77.31 84.69 45.96 57.04 59.34 - 40.67
.7#+ 1,#28+
41.79 80.76 82.06 36.25 99.76 67.02 40.67
-ITSS b b b u[Rasha
2012] b c b
b u
u b 5.1
b b u
cSb c s
b c ub b c
u o u b o cSb c
Sb u
5.5 b c Sb b
b b u c
b c Sb b b b
u S b
d u b d
b u u
108
u t b c b
u
5.5 b
5.5 (1)b c a
t b b c
(3) ITスペシャリスト
(5) マーケティング (8) プロジェクトマネージメント
(1) アプリケーションスペシャリスト
(6) セールス (7) コンサルタント
(4) ITアーキテクト
(2) ソフトウェアデベロップメント
アプリケーションスペシャリスト ソフトウェアデベロップメント ITスペシャリスト ITアーキテクト
マーケティング セールス コンサルタント プロジェクトマネージメント
109
5.5 (2)b c
c a u IT b b
c b t b u
b b c 5.5 (4)bIT 5.5 (5)b
b s u
5.5 (8)b c b b s u
b
b b b s u b
b Sb u
5.5 (6)b 5.5 (4)b b
b s u 5.5 (6)b c c
S T ub
b c b u
u
b b u 5.5
c s u
b b b
o 5.3 .
5.3b t IT
. c
0.8
Sb c S )
110
5.3 b
)
.
. )
(
)
)
b c c s
u bb Sb c u t 5.2.1 i
b b c b b c
c u bb s b ub
ub c b u u
5.3
5.3.1
D
b A 2012
A c 7,500 b
b b u
c b s
u 2011 4 A 2,500
B 1,500 C 4,200 b3 t(A b
111
cA b WEB 2012 2 ~3
c u u
c97% c1,014
A c b o ITSSb11 [METI 2003]
b c
c b b b
b Sb c b
I b
c ITSSb b
b b u b
u biSRF u ITSS c b 1
b c b u b
u o b u c u b
t t u s u
b c ITSS b
s m b u
Sb u c b n
s c u
b c ITSS b Sb
b
5.4 b b b u
u o ( )b c 19.2% 5 1
u b c ITSS b u
88 b b Sb
u u b u c1 s7b7 t Sb
112
5.4 b
5.5 b u b u
o b c c ITSS
7 b 80% b
u mu
IT
113
5.3.2
b b
c u G X X
1 U G Sb U
u
2 b A u 1 b
2.1 A u Ac
2.2 G Ac I d Ac u
2.3 Ac u An u
2.3.1G An I d Ac
Ac Anb (Ac,An) u
2.4 U,Ac U,Ac bweight
b Ub A u b 1 u
3 t
4 ForceAtras2 Layout u
b b 5.6 5.7 b c
bweight b u
5.6 5.7 b 5.6
ID002 (a) c IT
b t
sb c b
u c b b
u t b t o
u s u
ID003 (b) c
b t Sb c
114
b u
t b
u s u
ID002 ID003c c
t 26 u b
Sb b c t u u
u ID012 ID014
u Sb c 5.7 (c),(d) t u
b i u t
u u t b
Sb u
(
I
(
0 (
1 ( .
115
( b
(a)
116
) b
(c)
117
5.4
c IT
(ITSS) s S b
u s
b ub b
u
sb u u t
b Sb u
u
b b c b b
b s b
ub ub c b u
bb b ms 5.5 5.3 b s b
b b u c
u s u b
119
S
6
ITSS
.
1
4
I
63
i e l y
e n l S l
4 99 i l ] S ynn i
] SlS kn Tl
iS[ l n lS
T R e
ne i S n
r
120
2
i ) e 4 99 e
121
4
I
63
i n
T gS
4
I
S c n n n
n n
職種
複合名詞
名詞 Legends
IT アーキテクト アプリケーション
スペシャリスト
データモデリング
データ モデリング
IT アーキテクト IT スペシャリスト
アプリケーション
アーキテクチャ アプリケーション開発プロセス
アプリケーション
アーキテクチャ 開発
プロセス
(a)
122
= gn S iR 4 99
i 4 P P
] S ne 4
P P
P ] S n n i R
> gn gn c n
S iR 4 P P
n ] P
P n ] S n
P P
P iS e P
i ] 4 P
P i P
iR S y P
P l S
n T n ] ( n
n cn R
S
4
63
S l
e S g n n i e
T n y
S n i l
r T n i l uk
S l T
a l = = > w be
123
gnyn gnyn w be iR n n T n
i l uk S eSni n
a
3 V JR XDJ B B
8 A 1 = S
4 2 ,4 2 ,4 2 +4 2
l J1 J2 CN 1 CN 2 CN 3 N3 N4 N1 N2 CN 4 N7 J3 N8 N5 Legends
職種 複合名詞 名詞
J1 J2 CN 2 CN 3 N3 N4 N5 N6 J1 J2 CN 1 CN 2 CN 3 N3 N5 N1 N4 N2 CN 4 J3
J1 CN J2
124
> n gS > > g
n gn c 8 A n S
36 gn S > l 36 gn
S n 36 n S
e 4 2 ,4 2 eS ne
3 . V JR XDJ B B
n gS n =
n [ 36 36( 36( 36 ic d
] S iR = S y 8 A 1
4 2 ,4 2 ,4 2 +4 2
iR n n i l iR
y T S S iR ne
3 JR R J B V S BN C
XBuk S
n n i
4 2 ,4 2 , 4 2
l
n n 2 2 gS e 8 A 1i 4 2 +4 2
iR e 2 2 c d gn gn S
3 4 2 ,4 2 ,4 2( S n
l n S n S n
S iR ne
3 V JR R J B S BN C
XB B
n n
4 2 ,4 2 ,4 2 ,4 2
125
n gS n i
e gag n
cn Sa y gn iR e n
gn n ] e
n l gn c d e
iR a S 8 A 2
4 2 ,4 2(
iR 8 A 3
4 2 ,4 2
l
in e n i ] ] n
eyn
n i ] n
BHG IJI =@?DCA>
K 3 ,
# 4 -
$ 5 ,/ % . & 6 -' .
4
63T
S] S a n l
7=BA8= 7=BA < 2 C <
R
126
7=BA8= n S
cn n n
n l T e n iR l 7=BA8=
[ n n ) S
in ] n n
FJ E 138723:9 "
.0" !$)&
!&!! !%%( !"'!
.0% !$!) !%'% !$") !"#(
.0# !#$" !%$$ !##! !!*)
.0$ !#$" !%$$ !##! !!*)
#
.0$ !&("
!&)$ !("% !#("
.0# !%#* !&!! !&#% !#!*
$
.0" !%&&
!&&! !%#" !"'# .0% !$'% !&!! !"*% !"##
.0# !#($ !%&) !"%! !!*(
.0$ !#($ !%&) !#%& !"!&
0# !")#
!%#$ !!$# !!''
0% !")# !$*$ !!#* !!''
0$ !")# !$*$ !!(" !!(!
&
.0$ !%%%
!&#* !&!! !"*$
.0& !$$$ !%(% !$"* !"%'
0$ !###
!%(% !#$' !!*(
127
n n (n
e]a 7=BA8= n ( n e]a
Sa n S y n n e i l e
ne e
a
3 V JR XDJ B B
gS n 4
S v = !
!(!,!)
!∈! !!!
5 n
in iR
3 . V JR XDJ B B
e
i in Se e in n
T
S v = !
!(!,!)
!∈! !!!
n n iR
i e i n i
4 2 04 2 l 4 2 /4 2 ( 4 2 04 2 l
4 2 /4 2 l S n
4 2 04 2 l 3 4 2 04 2 l
3 n i SlS 3 3
n yniR i 3
g n S w
gS i l w
T
: n 6 n cn n
128
:
d v,k = !!!!!(!!,!!!!)
l
n d > :
n wA >
n wA > :
> n S
A > : / ) n A > / iR n n w
(n T l
( w [
( S 36 5 n w [ n 2 1
2 1 / A 2 2 A 2 2 A 2 1
/ ) )
/
l 36 n n w [ n e
凡例
職種 複合名詞 名詞
129 (
n 36 n 9 36
S CN2 = !
! !,!
!∈!
/ 2 1 2 2 2 2 2 2
2 2( 2 2) 2 1
/ / )
l
( 36 n n w [ n
2 1
2 2 )
2 2 )
2 2
2 2( )
2 2) )
2 1
n i A > : n i wi ]b
n ] n S kT n e cn
) l )n n S
) w ] n n
<!& !&++" "<
"
#
$
&
130
)n n
).A > : .
n n ] n e l e
A > : / +) n n n l n
n S
A > : / +)n n ] n n
FJE
"
.0" !&$'
.0% !%*&
.0# !%((
.0$ !%((
#
.0$ !($(
.0# !'$'
$
.0" !&)(
.0% !&$!
.0# !&!'
.0$ !%*%
0# !%*%
0% !%&%
0$ !%"*
&
.0$ !'"!
.0& !&$(
0$ !&("
131
4
I
63
i n i e
n T n Re a i
4 99 [ l gS n l
i n S i
e n gS
.
14
3
471 4 99 in ] n l S
n i
n
4 4
n n ] S ) e
4
n
gS y c n ] S + e ITSSi
[ IT n l
SE
S e l iR S [METI2003] ITSSi
SE
] S
ITSS [ in l iR
) +i n ] S
132
l gS i S
[IPA 2012b]
6.5 n
[IPA 2012b]
133
[IPA 2012b]
6.7 / / n
6.8 IPA [ n
ソフトウェアデベロップメント
IT アーキテクト
プロジェクトマネジメント
マーケティング セールス コンサルタント
IT スペシャリスト
アプリケーション スペシャリスト
IPAキャリアパスモデル例における職種遷移
134
4
I
S + e471
[ n e i e
n n
n n Re a
n n T
n i = n n n
n T n i e
S i A > : / +) e
> n n n n w b gS
n T n i
e T ] ( n n cn
R e ] Se
S
(a)全ノードのスコアリング
(b)職種間共通スキル・知識 の抽出
Start
135
e ] e
gS e a n n w b S ]
e R e g i l
全ノードの スコアリング
ノードｖ VのスコアS(v)を算出 実務能力マップ中の全ノードVを抽出
V中の全ノードに対して スコア算出が完了？
No
Yes
職種間共通スキル・知識 の抽出
2つの職種間で パス長4以下の最短パスを列挙
2つの職種の 組み合わせパターンを列挙
全ての職種組み合わせで 職種間共通スキル・知識
の抽出が終了？ Yes
パス長4以下の最短パス上にある 複合名詞ノードを抽出
全てのパス長4以下の最短パス 上の複合名詞ノード抽出が
完了？
No
No
Yes 抽出した複合名詞ノードを スコアが降順となるようにソート End
End
136
R e cn +
P
P P
N i l[ l lS gS
n P
I=J P P
R e
e4 99 [ l gS
e ] e
n
] eynn
n
] eynn
+ i l
DCA
(
(
(
(
(
(
(
(
(
I=J (
137
n n
0; DCA
+
+
+(
( +
) +
+
+ +
+
+
+
n n
0; DCA
4
+
+
( +
) +
+(
+ 4 +
+
+
138
n ) y S
g
T ] e ) n g[
S cn T cn )g
n iycn iR
n n e n i l
r T n i l
uk S l T e c i n471
S n
] S 4 gS y
n n
n n
4
0; DCA
+
+
+(
( +
) +
+
+ +
+
+
+
l S g
n
139
cn T cn gn
iycn iR
n T
n T
i e n ]
e S i c n
4 iy l
n i e n
n i l n i S
i i ) i e
r e n
gS e
i e T n
y S e
l y e n l
S l 4 99 i l ]
S ynn i ] a kn Tl
iS[ l n
lS ST R i e n
141
) 70 l n FC
C M a
a I
l u C a C h
M i a 1 5
5 2 u C
u C a C
6270 n l /
/
F
oa n
u I u M
u o l
C FC a u
M
M n FC a l
a
a h 2 C SaaS
o e
e a l CM u
T l C M
142
u Fo T Ca
l M C M M u
o / o /
u / /.. /
C T / u F
T a m P C
F /.. o
u M a C C u h /.. a
o a C
a Fo n u d
e Cl C
n u M a C u
TM a h 4
n T u u ”
n M
” o M u
o u u
F c
o u M n
M u
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