Displaying 5 results from an estimated 5 matches for "r_new_sample".
2019 Feb 19
2
bias issue in sample() (PR 17494)
...table(sample(2/7 * 2^32, 1000000, replace = TRUE) %% 2)
##
## 0 1
## 429054 570946
I committed a modification to R_unif_index to address this by
generating random bits (blocks of 16) and rejection sampling, but for
now this is only enabled if the environment variable R_NEW_SAMPLE is
set before the first call.
Some things still needed:
- someone to look over the change and see if there are any issues
- adjustment of RNGkind to allowing the old behavior to be selected
- make the new behavior the default
- adjust documentation
- ???
Unfortunately I don't have enough fre...
2019 Feb 26
2
bias issue in sample() (PR 17494)
...;> ##
>> ## 0 1
>> ## 429054 570946
>>
>> I committed a modification to R_unif_index to address this by
>> generating random bits (blocks of 16) and rejection sampling, but for
>> now this is only enabled if the environment variable R_NEW_SAMPLE is
>> set before the first call.
>>
>> Some things still needed:
>>
>> - someone to look over the change and see if there are any issues
>> - adjustment of RNGkind to allowing the old behavior to be selected
>> - make the new behavior the default
>> -...
2019 Feb 26
1
bias issue in sample() (PR 17494)
...??? 1
>>>> ????? ## 429054 570946
>>>>
>>>> I committed a modification to R_unif_index to address this by
>>>> generating random bits (blocks of 16) and rejection sampling, but for
>>>> now this is only enabled if the environment variable R_NEW_SAMPLE is
>>>> set before the first call.
>>>>
>>>> Some things still needed:
>>>>
>>>> - someone to look over the change and see if there are any issues
>>>> - adjustment of RNGkind to allowing the old behavior to be selected
>>...
2019 Feb 20
0
bias issue in sample() (PR 17494)
...0000, replace = TRUE) %% 2)
> ##
> ## 0 1
> ## 429054 570946
>
> I committed a modification to R_unif_index to address this by
> generating random bits (blocks of 16) and rejection sampling, but for
> now this is only enabled if the environment variable R_NEW_SAMPLE is
> set before the first call.
>
> Some things still needed:
>
> - someone to look over the change and see if there are any issues
> - adjustment of RNGkind to allowing the old behavior to be selected
> - make the new behavior the default
> - adjust documentation
> - ???...
2019 Feb 26
0
bias issue in sample() (PR 17494)
...gt; ????? ##????? 0????? 1
>>> ????? ## 429054 570946
>>>
>>> I committed a modification to R_unif_index to address this by
>>> generating random bits (blocks of 16) and rejection sampling, but for
>>> now this is only enabled if the environment variable R_NEW_SAMPLE is
>>> set before the first call.
>>>
>>> Some things still needed:
>>>
>>> - someone to look over the change and see if there are any issues
>>> - adjustment of RNGkind to allowing the old behavior to be selected
>>> - make the new beh...