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IEEE
Institute of Electrical and Electronics EngineersIEEE Computer Society
IEEE Computer SocietyJR
Japan Railways Group0
0▼-1 trends1
1▲1 trends2
23
34
45
56
67
78
89
910
1011
11 (number)12
12 (number)13
13 (number)19
19 (number)40
40 (number)70
70 (number)100
100400
400 (number)700
700 (number)1000
1000 (number)1000000
1,000,000飯野利夫
川村正幸
竹下守夫