[CQ-Contest] CQWW CW Two Radio Event Signatures

[Barry]

Agreed. Outstanding analysis, guys.  Good job!
73,
Barry W2UP

Randy Thompson wrote:
> Congratulations to CT1BOH and VE5ZX on their scientific application of a
> technique for log analysis.  Even if you only read the charts, it is clear
> that SOAB, Assisted, and Multi-single operations have different signatures
> that are amazingly similar around the world.  Once this is accepted, it
> becomes possible to test logs against this technique and evaluate whether
> they need additional checking.
>
> Thanks also to CQ for making all of the contest logs available.  That was a
> brave decision and one that has been all positive.
>
> I definitely recommend taking a few moments and reading the article.
>
> Randy, K5ZD 
>
>   
>> -----Original Message-----
>> From: cq-contest-bounces at contesting.com 
>> [mailto:cq-contest-bounces at contesting.com] On Behalf Of Radio 
>> Sport Canada
>> Sent: Friday, February 01, 2008 2:54 PM
>> To: cq-contest at contesting.com
>> Subject: [CQ-Contest] CQWW CW Two Radio Event Signatures
>>
>> Radio Sport Canada is proud to present the findings of a one 
>> year research project that examined two radio activities of 
>> world class cw entries in three classes (SOAB, SOAB/A and MS) 
>> of the 2006 CQWW contest. The project was possible because 
>> the CQWW Contest Committee decided to make logs from 2006 
>> onwards publicly available. An article, "Two Radio Events 
>> Signatures" has been prepared by Sylvan Katz, VE5ZX, and José 
>> Nunes, CT1BOH, after investigating the role that assistance 
>> from packet and a second operator has on the two radio 
>> signatures of the three classes.
>>
>> A two radio event (2RE) is a 'specific contiguous sequence of 
>> log entries', detectable by a log analyzer, that was likely 
>> produced by the use of a second radio or an operator and a 
>> second radio. Information gathered from 2006 CQWW contest 
>> logs for world class high power cw stations were used to 
>> produce 2RE signatures. A 2RE signature describes the 
>> probability of a 2RE occurring at various run rates. The 
>> profiles of these signatures are uniquely distinguished in 
>> various entrant classificatoins by the likelihood of 2REs 
>> occurring at high QSO rates. The more assistance a station 
>> receives the more likely it will log 2REs during high Q rate 
>> minutes. These signatures may be useful to contest 
>> adjudicators to supplement UBN information in decision making 
>> activities.
>>
>> The article, accompanied by an Excel workbook with detailed 
>> calculations and charts, and zipped data files of the 2006 
>> CQWW cw logs and two intermediate data files (two radio event 
>> and Q rate profiles)  is available at the Radio Sport Canada 
>> website http://www.radiosport.ca/rsrp/CQWW%20log%20analysis.php
>>
>> Please email comments and questions to ve5zx.ct1boh at gmail.com 
>>
>> Radio Sport Canada
>> http://www.radiosport.ca/
>> _______________________________________________
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>>     
>
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>   

-- 

Barry Kutner, W2UP             Newtown, PA