[Scip] Prune selected node

何河 hehe.rebecca at gmail.com
Thu Sep 25 01:39:33 CEST 2014


Hi Gerald,

It seems that SCIPcutoffNode does not free the node. Do I need to free it
or it's handled elsewhere? Thanks!

He

On Wed, Sep 24, 2014 at 6:32 PM, 何河 <hehe.rebecca at gmail.com> wrote:

> Ah. Didn't realize there's already such a function... That makes it much
> easier. Thanks a lot!
>
> He
>
> On Wed, Sep 24, 2014 at 6:22 PM, Gerald Gamrath <gamrath at zib.de> wrote:
>
>>  Dear He,
>>
>> what is the difference between pruning and cutting off a node in your
>> case? I don't see why you need an extra method for this and don't use
>> SCIPcutoffNode().
>>
>> Best,
>> Gerald
>>
>> Am 25.09.2014 um 00:06 schrieb 何河:
>>
>>  Hi there,
>>
>>  I'm adding a node pruning function -- a selected node (not cutoff) may
>> be optionally pruned. Where is the best place to do this? Currently I'm
>> thinking of adding the piece of code in SCIPnodeFocus and the pruned node
>> will be treated the same as a cutoff node, i.e., freed.
>>
>>  Is this the best way to do this? Do I need take care of other things
>> regarding the whole cutoff business? Thank you very much in advance!!
>>
>> He
>>
>>
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>>
>>
>>
>
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