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From baris.ka...@oracle.com
Subject Re: Grant Ingersoll's 2009 blog article- is there a newer version?
Date Fri, 06 Jul 2018 14:51:11 GMT
can someone point to any usage of PayloadScoreQuery class from Lucene 
please?

Best regards


On 7/5/18 4:49 PM, baris.kazar@oracle.com wrote:
> Another piece resolved: DefaultSimilarity is now ClassicSimilarity 
> since LUCENE VERSION 5.4.
>
> Best regards
>
>
> On 7/5/18 4:30 PM, baris.kazar@oracle.com wrote:
>> One thing i noticed is that org.apache.lucene.index.IndexWriter class 
>> does not have setSimilarity and it is moved to
>>
>> org.apache.lucene.index.IndexWriterConfig class. thus, i resolved the 
>> first question below.
>>
>> Best regards
>>
>>
>> On 7/5/18 3:17 PM, baris.kazar@oracle.com wrote:
>>> org.apache.lucene.index.IndexWriter class does not have 
>>> setSimilarity method, am i missing something for this?
>>>
>>> i checked multiple Lucene versions.
>>>
>>>
>>> next, i have this problem:
>>>
>>> After defining the Analyzer as the PayloadAnalyzer like on the blog 
>>> mentioned before,
>>>
>>> i declared org.apache.lucene.search.QueryParser (with the analyzer 
>>> mentioned above as the parameter) which was then used in declaring 
>>> the org.apache.lucene.search.Query object via parse method of parser.
>>>
>>> Now, i wonder how i can use PayloadScoreQuery in this scenario.
>>>
>>>
>>> Best regards
>>>
>>>
>>>
>>> On 7/5/18 1:19 PM, baris.kazar@oracle.com wrote:
>>>> i mean i know the function of BoostingTermQuery class:
>>>>
>>>> The BoostingTermQuery is very similar to the SpanTermQuery except 
>>>> that it factors in the value of the payload located at each of the 
>>>> positions where the Term occurs.
>>>>
>>>> In order to take advantage of this, you must override 
>>>> Similarity.scorePayload(String, byte[],int,int) which returns 1 by 
>>>> default.
>>>>
>>>> Payload scores are averaged across term occurrences in the document.
>>>>
>>>>
>>>> what i am asking is as follows:
>>>>
>>>> Does this mean this (BoostingTermQuery in Lucene 2.9 or 
>>>> PayloadScoerQuery in latest Lucene) needs to be called for ***all 
>>>> the words*** scored in the format i mentioned <data>|<payload or

>>>> score> in the data?
>>>>
>>>> Best regards
>>>>
>>>> On 7/5/18 1:13 PM, baris.kazar@oracle.com wrote:
>>>>> Sure, can You please point me to the location under Lucene Solr?
>>>>>
>>>>> In Grant's article:
>>>>>
>>>>> i want to know the need to use BoostingTermQuery (now in latest 
>>>>> version PayloadScoreQuery)
>>>>>
>>>>> where we already specify payloads in the data in the form 
>>>>> <data>|<payload or score>.
>>>>>
>>>>> Best regards
>>>>>
>>>>>
>>>>>
>>>>> On 7/5/18 11:41 AM, Erick Erickson wrote:
>>>>>> Maybe look at the Solr payload code to see how to do it in Lucene?
>>>>>>
>>>>>> But yeah, that article is quite out of date.
>>>>>>
>>>>>> On Thu, Jul 5, 2018 at 8:23 AM, <baris.kazar@oracle.com> wrote:
>>>>>>> Thanks i saw these posts but Grant's article is based on Lucene.
>>>>>>>
>>>>>>> i am not using Solr. Many classes in that article does not exist

>>>>>>> in latest
>>>>>>> versions of Lucene like version 6.1.
>>>>>>>
>>>>>>> For instance BoostingTermQuery does not exist in 6.1 and the
way 
>>>>>>> docs are
>>>>>>> indexed are also different on 6.1.
>>>>>>>
>>>>>>> There is a new class PayloadScoreQuery but there is no examples

>>>>>>> like this
>>>>>>> great article how to put them together.
>>>>>>>
>>>>>>> Best regards
>>>>>>>
>>>>>>>
>>>>>>> On 7/5/18 11:18 AM, Ishan Chattopadhyaya wrote:
>>>>>>>> Try these, maybe?
>>>>>>>>
>>>>>>>>
>>>>>>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__lucidworks.com_2017_09_14_solr-2Dpayloads_&d=DwIBaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=nlG5z5NcNdIbQAiX-BKNeyLlULCbaezrgocEvPhQkl4&m=Ak4sr1zTaxPibIGJz26XQrj9fM4hZls8OegNbEWu1lI&s=9hxjhLoi6Lnb7KbYaOeb4-SP039x4Zx0XIynF_HzOJk&e=

>>>>>>>>
>>>>>>>>
>>>>>>>> https://urldefense.proofpoint.com/v2/url?u=http-3A__www.textsearch.io_-3Fp-3D5&d=DwIBaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=nlG5z5NcNdIbQAiX-BKNeyLlULCbaezrgocEvPhQkl4&m=Ak4sr1zTaxPibIGJz26XQrj9fM4hZls8OegNbEWu1lI&s=elEAMRZBIF2jldvS2kCD9B3r43kZ3hOToKVyR0I4qzo&e=

>>>>>>>>
>>>>>>>>
>>>>>>>> On Thu, Jul 5, 2018 at 8:26 PM, <baris.kazar@oracle.com>
wrote:
>>>>>>>>
>>>>>>>>> Hi,-
>>>>>>>>>    Is there a newer version of this great article from
Mr. Grant
>>>>>>>>> Ingersoll?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> https://urldefense.proofpoint.com/v2/url?u=https-3A__lucidworks.com_2009_08_05_getting-2Dstarted-2Dwith-2Dpayloads_&d=DwIBaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=nlG5z5NcNdIbQAiX-BKNeyLlULCbaezrgocEvPhQkl4&m=Ak4sr1zTaxPibIGJz26XQrj9fM4hZls8OegNbEWu1lI&s=isAZ026j7ugASeuPdoeXnoi5XfSGfxEgiWECE2ziURo&e=

>>>>>>>>>
>>>>>>>>> Thanks
>>>>>>>>>
>>>>>>>>> This article is based on Lucene 2.9.
>>>>>>>>> Best regards
>>>>>>>>>
>>>>>>>>> ---------------------------------------------------------------------

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