[R] No response after click the "show Rules" button on Tab "Associate".

Xiaobo Gu guxiaobo1982 at gmail.com
Fri Mar 11 14:07:38 CET 2011


On Fri, Mar 11, 2011 at 2:55 AM, Graham Williams
<Graham.Williams at togaware.com> wrote:
> Did you scroll down the window to see the rules?
OK, it takes a long time for rattle to show the rules, about 30
seconds, and why the message on the status bar is "the decision tree
model has been built. Time taken:0.01 secs", I have attached the
little dataset used to do the test.

Another question, why the confidence of the rules are all 1 ?

>
> Regards,
> Graham
>
>
>
>
> On 10 March 2011 02:07, Xiaobo Gu <guxiaobo1982 at gmail.com> wrote:
>> Hi,
>> I am using Rattle 2.6.4 with R 2.12.2 on win64, is this a bug ?
>>
>> Following is the content after execute the associate analysis process:
>>
>> Summary of the Apriori Association Rules:
>>
>> Number of Rules: 23351
>>
>> Summary of the Measures of Interestingness:
>>
>>    support         confidence      lift
>>  Min.   :0.1250   Min.   :1    Min.   :2.667
>>  1st Qu.:0.1250   1st Qu.:1    1st Qu.:2.667
>>  Median :0.1250   Median :1    Median :4.000
>>  Mean   :0.1314   Mean   :1    Mean   :3.983
>>  3rd Qu.:0.1250   3rd Qu.:1    3rd Qu.:4.000
>>  Max.   :0.3750   Max.   :1    Max.   :8.000
>>
>> Summary of the Execution of the Apriori Command:
>>
>> parameter specification:
>>  confidence minval smax arem  aval originalSupport support minlen
>> maxlen target   ext
>>        0.8    0.1    1 none FALSE            TRUE     0.1      1
>> 10  rules FALSE
>>
>> algorithmic control:
>>  filter tree heap memopt load sort verbose
>>    0.1 TRUE TRUE  FALSE TRUE    2    TRUE
>>
>> apriori - find association rules with the apriori algorithm
>> version 4.21 (2004.05.09)        (c) 1996-2004   Christian Borgelt
>> set item appearances ...[0 item(s)] done [0.00s].
>> set transactions ...[35 item(s), 8 transaction(s)] done [0.00s].
>> sorting and recoding items ... [35 item(s)] done [0.00s].
>> creating transaction tree ... done [0.00s].
>> checking subsets of size 1 2 3 4 5 6 7 8 9 10 done [0.00s].
>> writing ... [23351 rule(s)] done [0.00s].
>> creating S4 object  ... done [0.01s].
>>
>> Time taken: 0.01 secs
>>
>> Rattle timestamp: 2011-03-09 23:00:14 dell
>> ======================================================================
>>
>>
>> Xiaobo Gu
>>
>


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