R 语言 是否使用which的区别

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> final_wei
is_litigation is_warrant is_integrity is_review forth_sub_ave
type is_method
1
0
-0.1848
0.1425
0
0.0581 0.1848
0.06607
left_year rtl_year t_importance cited_count period sub_amount app_amount is_range_wide
1
-0.08074
0.03577
0
-0.01461
0
0
0
0.1604
count_ipc cite_count avr_amt avr_hold
lisence transfer
1
0.01393
-0.01004
0
0 -0.008525 0.007483
> final_wei>0.1
is_litigation is_warrant is_integrity is_review forth_sub_ave type is_method
[1,]
FALSE
FALSE
TRUE
FALSE
FALSE TRUE
FALSE
left_year rtl_year t_importance cited_count period sub_amount app_amount
[1,]
FALSE
FALSE
FALSE
FALSE
FALSE
FALSE
FALSE
is_range_wide count_ipc cite_count avr_amt avr_hold lisence transfer
[1,]
TRUE
FALSE
FALSE
FALSE
FALSE
FALSE
FALSE
> final_wei[final_wei>0.1]
[1] 0.1425 0.1848 0.1604
> which(final_wei>0.1)
[1]
3
6 15
> final_wei[which(final_wei>0.1)]
is_integrity
type is_range_wide
1
0.1425 0.1848
0.1604