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International application No. Applicant's or agent's file reference
PCT/US2018/042218 17067PCT
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
16 July 2018 05 September 2017
FOR FURTHER ACTION: See Form PCT/ISA/220 as well as, where applicable, item 5 below.
This international search report has been prepared by this International Searching Authority and is transmitted to the applicant according to Article 18. A copy is being transmitted to the International Bureau.
It is also accompanied by a copy of each prior art document cited in this report.
1. Basis of the report
a. With regard to the language, the international search was carried out on the basis of:
the international application in the language in which it was filed.
a translation of the international application into                                          which is the language of a translation furnished for the purposes of international search (Rules 12.3(a) and 23.1(b)).
This international search report has been established taking into account the rectification of an obvious mistake authorized by or notified to this Authority under Rule 91 (Rule 43.6bis(a)).
With regard to any nucleotide and/or amino acid sequence disclosed in the international application, the international search was carried out on the basis of a sequence listing:
2. Certain claims were found unsearchable
3. Unity of invention is lacking
4. Title of the invention
The text is approved as submitted by the applicant.
The text has been established by this Authority to read as follows:
5. Abstract
The text is approved as submitted by the applicant.
The text has been established, according to Rule 38.2, by this Authority as it appears in Box No. IV. The applicant may, within one month from the date of mailing of this international search report, submit comments to this Authority.
6. Drawings
The figure of the drawings to be published with the abstract is Figure No.     1    
as suggested by the applicant.
as selected by this Authority, because the applicant failed to suggest a figure.
as selected by this Authority, because this figure better characterizes the invention.
none of the figures is to be published with the abstract.


     G06F 17/30 (2006.01)i; G06F 11/34 (2006.01)i
According to International Patent Classification (IPC) or to both national classification and IPC


Minimum documentation searched (classification system followed by classification symbols):
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
Korean utility models and applications for utility modelsJapanese utility models and applications for utility models
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
eKOMPASS(KIPO internal) & Keywords: log, token, vector, dimensionality reduction, similarity, distance, and similar terms.


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
US 2016-0292592 A1 (ORACLE INTERNATIONAL CORPORATION) 06 October 2016 See paragraphs [0140], [0190], [0192], [0202], [0239], [0243]; and claim 1.
US 2017-0111245 A1 (INTERNATIONAL BUSINESS MACHINES CORPORATION) 20 April 2017 See paragraphs [0073], [0081], [0089]; and claims 1, 6, 10, 13.
US 2008-0126858 A1 (DOYLE BARRAS) 29 May 2008 See paragraphs [0042]-[0088] and figures 1-3c.
US 2015-0370799 A1 (VMWARE, INC.) 24 December 2015 See paragraph [0091] and figure 27B.
WO 01-35257 A1 (MICROSOFT CORPORATION) 17 May 2001 See claims 1-7.
Special categories of cited documents:
document defining the general state of the art which is not considered to be of particular relevance
earlier application or patent but published on or after the international filing date
document which may throw doubts on priority claim(s) or which is cited to establish the publication date of another citation or other special reason (as specified)
document referring to an oral disclosure, use, exhibition or other means
document published prior to the international filing date but later than the priority date claimed
later document published after the international filing date or priority date and not in conflict with the application but cited to understand the principle or theory underlying the invention
document of particular relevance; the claimed invention cannot be considered novel or cannot be considered to involve an inventive step when the document is taken alone
document of particular relevance; the claimed invention cannot be considered to involve an inventive step when the document is combined with one or more other such documents, such combination being obvious to a person skilled in the art
document member of the same patent family


Patent document cited in search report Publication date
Patent family member(s) Publication date
US 2016-0292592 A1
06 October 2016
CN 107660283 A
EP 3278243 A1
US 2016-0292166 A1
US 2016-0292263 A1
US 2016-0294649 A1
US 2016-0378577 A1
US 2017-0004185 A1
US 2018-004824 A1
US 9767171 B2
US 9940373 B2
WO 2016-161381 A1
02 February 2018
07 February 2018
06 October 2016
06 October 2016
06 October 2016
29 December 2016
05 January 2017
04 January 2018
19 September 2017
10 April 2018
06 October 2016
US 2017-0111245 A1
20 April 2017
US 2008-0126858 A1
29 May 2008
US 7523349 B2
21 April 2009
US 2015-0370799 A1
24 December 2015
US 2015-0370885 A1
US 2015-0372855 A1
US 2016-0373293 A1
24 December 2015
24 December 2015
22 December 2016
WO 01-35257 A1
17 May 2001
AU 2001-17588 A1
US 6526405 B1
06 June 2001
25 February 2003
Name and mailing address of the ISA/:
Korean Intellectual Property Office
189 Cheongsa-ro, Seo-gu, Daejeon Metropolitan City, 302-701
Republic of Korea
Facsimile No. +82-42-481-8578
Date of the actual completion of the international search:
27 November 2018
Date of mailing of the international search report:
28 November 2018
Authorized officer:
NHO, Ji Myong
Telephone No. +82-42-481-8528
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