「resolution logに基づくDOIリンクの参照状況の分析」(2017年3月27日、JaLC対話・共創の場 第3回) / 20170327jalc

2017年3月27日開催のJaLC対話・共創の場 第3回【第二部】DOI活用事例の紹介での発表資料です。
「resolution logに基づくDOIリンクの参照状況の分析
」吉川次郎(筑波大学大学院)
https://japanlinkcenter.org/top/doc/170327_leaflet.pdf

1. 2017೥3݄27೔(݄) δϟύϯϦϯΫηϯλʔʮର࿩ɾڞ૑ͷ৔ʯ(ୈ3ճ) resolution logʹجͮ͘ DOIϦϯΫͷࢀরঢ়گͷ෼ੳ ஜ೾େֶେֶӃ ਤॻؗ৘ใϝσΟΞݚڀՊ ത࢜ޙظ՝ఔ೥࣍ ߴٱݚڀࣨ ٢઒ ࣍࿠ ͖͔ͬΘ ͡Ζ͏ jiro@slis.tsukuba.ac.jp
2. ຊ೔ͷൃද಺༰ ֓ཁ • %0*໊Λొ࿥ͨ͠ίϯςϯπ͕΢Σϒ্ͰͲͷΑ͏ʹ ྲྀ௨͍ͯ͠Δɾར༻͞Ε͍ͯΔ͔ʹؔ͢Δ࿩୊ఏڙ • ʮresolution log ղܾϩάɺΞΫηεϩά ʯͷ෼ੳΛ ௨ͯ͡ಘΒΕΔ۩ମతͳ஌ݟͷ঺հ • લఏͱͳΔഎܠ஌ࣝ – %0*໊Λొ࿥ͨ͠ίϯςϯπ͸ resolution log ͷ෼ੳΛ ௨ͯ͡ɺࢀর ར༻ ঢ়گΛ෼ੳ͢Δ͜ͱ͕Մೳ – %0*໊ͷొ࿥ʹΑΓ࣮ݱ͞ΕΔՄೳੑͷͭͱͯ͠ڞ༗ – ݱঢ়೺Ѳͱɺߋʹਫ਼៛ͳ෼ੳͷͨΊͷٞ࿦ɾݕ౼ʹ޲͚ͨ جૅతͳ஌ݟͱͯ͠ڞ༗ 1
3.  %0*ͱ͸ • ղܾՄೳɺ࣋ଓՄೳɺ૬ޓӡ༻ՄೳͳϦϯΫΛఏڙ ͢ΔͨΊͷࠃࡍతͳࣝผࢠ • ࠃࡍ%0*ࡒஂ(IDF)͓ΑͼCNRI*ʹΑΔγεςϜ։ൃɺӡ༻ • %0*ొ࿥ػؔ 3FHJTUSBUJPO
   "HFODZɺ3" Λ௨ͯ͡ొ࿥ * CNRI: Corporation for National Research Initiatives ʮDOI໊ʯ (DOI name) ɾࣝผࢠͱͯ͠ͷ%0* ɾPrefixとSuffix͔Βߏ੒ 例) %0*໊: 10.1002/asi.23209 ʮDOIϦϯΫʯ ɾϋΠύʔϦϯΫͱͯ͠ͷ%0* ɾhttps://doi.org/ (またはhttps://dx.doi.org/ ) + DOI名 例
   https://doi.org/10.1002/asi.23209
4. 3 resolution logͷ෼ੳࣄྫ • Crossref – ೥࣌఺ͰͷΞΫηεϩά෼ੳʹΑΔࢀরݩͷ෼ੳ – ࢀরݩͷ্Ґ݅͸ʮֶज़จݙσʔλϕʔεʯ (Web of Science、Serials Solutions、Science Direct、Scopus)、 ൪໨͕ϑϦʔඦՊࣄయͷ8JLJQFEJB – http://www.slideshare.net/CrossRef/geoffrey-bilder-crossref15#24 • JaLC ˞٢઒Β͕෼ੳΛ࣮ࢪ – ֶձൃද(2015) http://www.mslis.jp/am2015yoko/05_kikkawa_rev.pdf – म࢜࿦จ શจެ։ ʮ%0*ϦϯΫ͕΢Σϒ্ͷֶज़৘ใྲྀ௨ʹՌͨ͢ ໾ׂ
   8JLJQFEJBΛର৅ʹʯhttp://hdl.handle.net/2241/00145408 • DataCite – DataCite Statistics ͱͯ͠౷ܭ৘ใΛެ։ https://stats.datacite.org/
5. 4 %0*ϦϯΫͱresolution log ࠃࡍ%0*ࡒஂ *%' %0*໊ 10.11309/jssst.31.4_9 ↳ https://www.jstage.jst.go.jp/article/jssst/ 31/4/31_4_9/_article/-char/ja/ %0*໊ 10.11501/8836976 ↳ http://dl.ndl.go.jp/info:ndljp/pid/8836976 doi.org ࠃࡍ%0*ࡒஂ *%' • ݸʑͷ%0*໊ͱϦμΠϨΫτઌ63*ͷରԠؔ܎Λ؅ཧ͢Δ • %0*ϦϯΫΛ௨ͨ͡ΞΫηεϦΫΤετ͕ߦΘΕͨͱ͖ɺ ϦμΠϨΫτઌ63*Λฦ໭͢Δ ղܾɺresolve ࢓૊ΈΛ΋ͭ
6. 5 ࠃࡍ%0*ࡒஂ *%' ΞΫηε https://doi.org/10.11309/jssst.31.4_9 ར༻ऀ doi.org
7. 6 ར༻ऀ Ϩεϙϯε ࣍ͷ63*Λݟʹߦ͍ͬͯͩ͘͞ https://doi.org/10.11309/jssst.31.4_9 HTTP/1.1 303 See Other Location: https://www.jstage.jst.go.jp/article/jssst/ 31/4/31_4_9/_article/-char/ja/ ˞͜ͷॲཧ͕ʮϨκϦϡʔγϣϯʯ ࠃࡍ%0*ࡒஂ *%' doi.org
8. 7 ࠃࡍ%0*ࡒஂ *%' ར༻ऀ https://doi.org/10.11309/jssst.31.4_9 ɾΞΫηε(ϦΫΤετ)͞Εͨίϯςϯπ (%0*໊) ɾϦϑΝϥ(ࢀরݩ) ʜͲͷURI͔ΒͷΞΫηε͔ ɾΞΫηε೔࣌ ɾར༻ऀͷIPΞυϨε ɾϦΫΤετͷ੒൱ɺϨεϙϯεͷ੒൱ͳͲ resolution log ղܾϩάɺΞΫηεϩά ΞΫηε Ϩεϙϯε doi.org HTTP/1.1 303 See Other Location: https://www.jstage.jst.go.jp/article/jssst/ 31/4/31_4_9/_article/-char/ja/
9. 8 resolution logͷओͳߏ੒ཁૉ %0*໊ 10.2964/jsik_2015_011 Ϩεϙϯείʔυ 1 (Successͷ৔߹͸ʮ1ʯ) ϦϑΝϥ ࢀরݩͷ63* http://ci.nii.ac.jp/naid/130005087204 CiNii Articlesͷ࿦จৄࡉϖʔδ͔ΒͷΞΫηε ΞΫηε೔࣌ 2016-03-27 12:00:00 +0900 ϓϩτίϧ HTTP:HDL ˞ ར༻ऀ*1ΞυϨε 133.51.5.25 ˞
   ௨ৗͷίϯςϯπ΁ͷΞΫηεΛࢦ͢ɻҎ֎ͷ஋ͱͯ͠͸ɺ8FC
   "1*ʹΑΔॻࢽ৘ใऔಘ౳͕͋Δ
10. 1. JaLC DOI 2014೥4݄͔Β2017೥2݄෼·ͰͷσʔλΛ෼ੳ 2. (JaLCܦ༝ͷ) Crossref DOI 2016೥3݄͔Β2017೥2݄෼·ͰͷσʔλΛ෼ੳ 3. (JaLCܦ༝ͷ) DataCite DOI ˞ݱঢ়ɺొ࿥਺͸एׯ਺ 2016೥9݄͔Β2017೥2݄෼·ͰͷσʔλΛ෼ੳ 9 resolution logͷ෼ੳର৅ظؒ • resolution log ͱ͸? – ϨκϦϡʔγϣϯ ղܾ σʔλɺΞΫηεϩάσʔλ – *%' ˞ΑΓਖ਼֬ʹ͸$/3* ͔Β֤3"ʹରͯ͠ఏڙ͞Ε͍ͯΔ – σʔλͷఏڙ୯Ґ͸ϲ݄͝ͱ
11. 10 resolution logͷ෼ੳํ๏ • ར༻ऀIPΞυϨε – ࣮ΞΫηεͷಛఆʹ࢖༻ (DNSͷٯҾ͖Ͱϗετ໊Λऔಘ) ※αʔνΤϯδϯͷϩϘοτ౳ʹΑΔΞΫηεؚ͕·ΕΔͨΊ • ΞΫηε ϦΫΤετ ͞Ε͍ͯΔίϯςϯπ – DOI໊୯Ґ ྫ) 10.2964/jsik_2015_011 – Prefix୯Ґ ྫ) 10.2964/jsik_2015_011 • ϦϑΝϥ ࢀরݩ – URI୯Ґ ྫ) http://ci.nii.ac.jp/naid/130005087204 – FQDN(׬શम০υϝΠϯ໊ ୯Ґ ྫ) http://ci.nii.ac.jp/naid/130005087204 • ΞΫηε೔࣌
12. 11 ର৅ ظؒ ࣮ΞΫηε ׂ߹(%) ϩϘοτ౳ ׂ߹(%) JaLC DOI 2014೥4݄~ 2017೥2݄ 4,202,035 39.9 6,328,688 60.1 Crossref & DataCite DOI 2016೥3݄~ 2017೥2݄ 23,779,483 67.6 11,410,454 32.4 ͢΂ͯ 27,981,518 61.2 17,739,142 38.8 ˞ʮ3FTQPOTF$PEFͷ஋͕ʯ͔ͭʮϓϩτίϧ͕)551)%-ʯͰ͋Δ߲໨ ͷΈʹߜͬͨ͏͑ͰɺαʔνΤϯδϯͷϩϘοτ౳ʹΑΔΞΫηεΛআ֎ resolution logͷσʔλ݅਺ • 27,981,518 ݅ͷσʔλΛର৅ͱͨ͠෼ੳΛ࣮ࢪ
13. 12 ෼ੳ݁Ռ DOI໊୯ҐͰͷूܭ݁Ռ No. DOI໊ ΞΫηε਺ Publisher Publication name Title 1 10.15079/NIKKAJI 10,321 Պֶٕज़ৼڵػߏ ೔ຊԽֶ෺࣭ࣙॻʢ೔Խࣙʣ 2 10.11280/gee.54.2075 7,179 ೔ຊফԽث಺ࢹڸֶձ ೔ຊফԽث಺ࢹڸֶձࡶࢽ ߅݂ખༀ෰༻ऀʹର͢ΔফԽث಺ࢹڸ ਍ྍΨΠυϥΠϯ 3 10.1248/cpb.37.3229 6,904 ೔ຊༀֶձ Chemical and Pharmaceutical Bulletin Metabolites of Penicillium italicum Wehmer: Isolation and structures of new metabolites including naturally occurring 4-ylidene-acyltetronic acids, italicinic acid and italicic acid. 4 10.3169/itej1978.38.146 5,857 ө૾৘ใϝσΟΞֶձ ςϨϏδϣϯֶձࢽ ʮώϯτͰϐϯτʯ ը૾ॲཧʹΑΔ ൪૊ઐ༻ૹग़γεςϜͱपล૷ஔ 5 10.11280/gee.55.3822 5,778 ೔ຊফԽث಺ࢹڸֶձ ೔ຊফԽث಺ࢹڸֶձࡶࢽ ಺ࢹڸ਍ྍʹ͓͚Δ௟੩ʹؔ͢Δ ΨΠυϥΠϯ 6 10.14903/jslim.68.0.216.0 4,553 ೔ຊ཮ਫֶձ ೔ຊ཮ਫֶձ ߨԋཁࢫू ઑ಄Λ࣋ͬͨϚΪϨϛδϯίʹ͓͚Δ ϑαΧͷั৯ʹର͢Δ๷ޚػߏ 7 10.2183/pjab.89.157 4,278 ೔ຊֶ࢜Ӄ Proceedings of the Japan Academy, Series B Internal radiocesium contamination of adults and children in Fukushima 7 to 20 months after the Fukushima NPP accident as measured by extensive whole-body-counter surveys 8 10.11467/isss2003.7.1_11 4,266 ඪ४Խݚڀֶձ ඪ४Խݚڀ େֶʹ͓͚Δ8FCϝʔϧͱ λʔϛφϧαʔϏεͷݚڀ 9 10.11280/gee.56.1598 3,646 ೔ຊফԽث಺ࢹڸֶձ ೔ຊফԽث಺ࢹڸֶձࡶࢽ େ௎&4%&.3ΨΠυϥΠϯ 10 10.1241/johokanri.57.809 3,456 Պֶٕज़ৼڵػߏ ৘ใ؅ཧ ࣗಈӡసٕज़ͷ։ൃಈ޲ͱٕज़՝୊ ද ΞΫηε਺ͷଟ͍ίϯςϯπ DOI໊୯Ґɺ1-10Ґɺn= 27,981,518
14. 13 ෼ੳ݁Ռ DOI໊୯ҐͰͷूܭ݁Ռ No. DOI໊ ΞΫηε਺ Publisher Publication name Title 1 10.15079/NIKKAJI 10,321 Պֶٕज़ৼڵػߏ ೔ຊԽֶ෺࣭ࣙॻʢ೔Խࣙʣ 2 10.11280/gee.54.2075 7,179 ೔ຊফԽث಺ࢹڸֶձ ೔ຊফԽث಺ࢹڸֶձࡶࢽ ߅݂ખༀ෰༻ऀʹର͢ΔফԽث಺ࢹڸ ਍ྍΨΠυϥΠϯ 3 10.1248/cpb.37.3229 6,904 ೔ຊༀֶձ Chemical and Pharmaceutical Bulletin Metabolites of Penicillium italicum Wehmer: Isolation and structures of new metabolites including naturally occurring 4-ylidene-acyltetronic acids, italicinic acid and italicic acid. 4 10.3169/itej1978.38.146 5,857 ө૾৘ใϝσΟΞֶձ ςϨϏδϣϯֶձࢽ ʮώϯτͰϐϯτʯ ը૾ॲཧʹΑΔ ൪૊ઐ༻ૹग़γεςϜͱपล૷ஔ 5 10.11280/gee.55.3822 5,778 ೔ຊফԽث಺ࢹڸֶձ ೔ຊফԽث಺ࢹڸֶձࡶࢽ ಺ࢹڸ਍ྍʹ͓͚Δ௟੩ʹؔ͢Δ ΨΠυϥΠϯ 6 10.14903/jslim.68.0.216.0 4,553 ೔ຊ཮ਫֶձ ೔ຊ཮ਫֶձ ߨԋཁࢫू ઑ಄Λ࣋ͬͨϚΪϨϛδϯίʹ͓͚Δ ϑαΧͷั৯ʹର͢Δ๷ޚػߏ 7 10.2183/pjab.89.157 4,278 ೔ຊֶ࢜Ӄ Proceedings of the Japan Academy, Series B Internal radiocesium contamination of adults and children in Fukushima 7 to 20 months after the Fukushima NPP accident as measured by extensive whole-body-counter surveys 8 10.11467/isss2003.7.1_11 4,266 ඪ४Խݚڀֶձ ඪ४Խݚڀ େֶʹ͓͚Δ8FCϝʔϧͱ λʔϛφϧαʔϏεͷݚڀ 9 10.11280/gee.56.1598 3,646 ೔ຊফԽث಺ࢹڸֶձ ೔ຊফԽث಺ࢹڸֶձࡶࢽ େ௎&4%&.3ΨΠυϥΠϯ 10 10.1241/johokanri.57.809 3,456 Պֶٕज़ৼڵػߏ ৘ใ؅ཧ ࣗಈӡసٕज़ͷ։ൃಈ޲ͱٕज़՝୊ ද ΞΫηε਺ͷଟ͍ίϯςϯπ DOI໊୯Ґɺ1-10Ґɺn= 27,981,518
15. ΨΠυϥΠϯɾఏݴ΄͔  ೔ຊফԽث಺ࢹڸֶձ +(&4 http://www.jges.net/index.php/member_submenu/archives/122 http://dx.doi.org/10.11280/gee.54.2075 http://dx.doi.org/10.11280/gee.55.3822 http://dx.doi.org/10.11280/gee.56.1598 14
16. 15 No. DOI໊ ΞΫηε਺ Publisher Publication name Title 11 10.11340/skinresearch1959.13.228 3,324 ೔ຊൽෘՊֶձେࡕ஍ํձ ൽෘ ਘৗੑסᚔΛଟൃͨ͠Ոܥ 12 10.11309/jssst.31.4_9 3,159 ೔ຊιϑτ΢ΣΞՊֶձ ίϯϐϡʔλ ιϑτ΢ΣΞ ೣʹ͸Θ͔Δྔࢠϓϩάϥϛϯά 13 10.2199/jjsca.14.68 3,079 ೔ຊྟচຑਲֶձ ೔ຊྟচຑਲֶձࢽ ΠιϑϧϥϯຑਲޙʹηϘϑϧϥϯຑਲ Λड͚ज़ޙʹ؊ো֐ͷΈΒΕͨ̍ྫ 14 10.3893/jjaam.23.116 2,961 ೔ຊٹٸҩֶձ ೔ຊٹٸҩֶձࡶࢽ ෱ౡୈҰݪൃࣄނ෮چ࡞ۀʹର͢Δٹ ٸɾࡂ֐ҩྍࢧԉ 15 10.5833/jjgs.33.1648 2,830 ೔ຊফԽث֎Պֶձ ೔ຊফԽث֎Պֶձࡶࢽ ӷମ஠ૉҿ༻ʹΑΔңഁ྾ͷ̍ྫ 16 10.11256/jjdi.14.134 2,751 ೔ຊҩༀ඼৘ใֶձ ҩༀ඼৘ใֶ ݈߁৯඼ɾαϓϦϝϯτʹΑΔ݈߁ඃ֐ ͷݱঢ়ͱױऀഎܠͷಛ௃ 17 10.14931/bsd.1408 2,749 */$'
    +BQBO
    /PEF ೴Պֶࣙయ ετϨε 18 10.11280/gee.56.310 2,728 ೔ຊফԽث಺ࢹڸֶձ ೔ຊফԽث಺ࢹڸֶձࡶࢽ ң؞ʹର͢Δ&4%&.3ΨΠυϥΠϯ 19 10.11280/gee.56.89 2,549 ೔ຊফԽث಺ࢹڸֶձ ೔ຊফԽث಺ࢹڸֶձࡶࢽ ফԽث಺ࢹڸͷײછ੍ޚʹؔ͢Δ ϚϧνιαΤςΟ࣮ફΨΠυ 20 10.1241/johokanri.57.826 2,526 Պֶٕज़ৼڵػߏ ৘ใ؅ཧ αΠόʔϑΟδΧϧγεςϜͱ*P5 ϞϊͷΠϯλʔωοτ ࣮ੈքͱ৘ใΛ݁ͼ͚ͭΔ ෼ੳ݁Ռ DOI໊୯ҐͰͷूܭ݁Ռ ද ΞΫηε਺ͷଟ͍ίϯςϯπ DOI໊୯Ґɺ11-20Ґɺn= 27,981,518 ϐϯΫ
    Twitter ྘
    ೔ຊޠ൛Wikipedia ੨
    ೔ຊফԽث಺ࢹڸֶձ΢ΣϒαΠτ
17. 16 ೣʹ͸Θ͔Δྔࢠϓϩάϥϛϯά  จݙৄࡉ - Ceek.jp Altmetrics http://altmetrics.ceek.jp/article/www.jstage.jst.go.jp/article/jssst/31/4/31_4_9/_article/-char/ja/#twitter http://twitter.com/shima__shima/status/548601011586084864 Twitter্Ͱͷࢀর
18. 17 No. Prefix Registrant ΞΫηε਺ 1 10.1246 ೔ຊԽֶձ 2,815,238 2 10.1248 ೔ຊༀֶձ 1,284,029 3 10.1587 ిࢠ৘ใ௨৴ֶձ 1,123,420 4 10.1299 ೔ຊػցֶձ 676,315 5 10.2169 ೔ຊ಺Պֶձ 649,611 6 10.1271 ೔ຊ೶ܳԽֶձ 642,549 7 10.1253 ೔ຊ॥؀ثֶձ 570,508 8 10.2320 ೔ຊۚଐֶձ 501,216 9 10.11477 ҩֶॻӃ 489,016 10 10.1295 ߴ෼ࢠֶձ 441,430 11 10.2116 ೔ຊ෼ੳԽֶձ 400,718 12 10.1541 ిؾֶձ 384,671 13 10.3130 ೔ຊݐஙֶձ 319,556 14 10.1589 ཧֶྍ๏Պֶֶձ 313,325 15 10.1292 ೔ຊ्ҩֶձ 305,963 ෼ੳ݁Ռ Prefix୯ҐͰͷूܭ݁Ռ ද ΞΫηε਺ͷଟ͍Registrant Prefix୯Ґɺ্Ґ15݅ɺn= 27,981,518
19. 18 No. ࢀরݩ(URI) ΞΫηε਺ 1 ϦϑΝϥͳ͠ 21,865,115 2 ҩதࢽWeb http://search.jamas.or.jp/index.php 1,253,497 3 National Center for Biotechnology Information https://www.ncbi.nlm.nih.gov/ 140,068 4 Google https://www.google.co.jp/ 107,778 5 DOI http://dx.doi.org/ 26,018 6 Crossref Event Data eventdata.crossref.org 25,101 7 ҩதࢽWeb σϞ൛ http://demo.jamas.or.jp/index.php 23,161 8 ೔ຊޠ൛Wikipedia https://ja.wikipedia.org/ 22,423 9 ҩதࢽύʔιφϧWeb http://personalsearch.jamas.or.jp/index.php 20,807 10 ೔ຊফԽث಺ࢹڸֶձ΢ΣϒαΠτ http://www.jges.net/index.php/member_submenu/archives/122 19,962 11 ࠃཱࠃޠݚڀॴ http://www.ninjal.ac.jp 18,389 12 Facebook http://m.facebook.com/ 13,504 13 ࠃཱࠃޠݚڀॴ http://www-test.ninjal.ac.jp 13,403 ෼ੳ݁Ռ URI୯Ґ ͲΜͳ΢Σϒϖʔδ͔Β ΞΫηε͞Ε͍ͯΔ ද ΞΫηε਺ͷଟ͍ࢀরݩ URI୯Ґɺn= 27,981,518
20. 19 ෼ੳ݁Ռ FQDN୯Ґ No. ࢀরݩ(FQDN) ΞΫηε਺ 1 ϦϑΝϥͳ͠ 21,865,115 2 ҩதࢽWeb search.jamas.or.jp 1,798,053 3 CiNii ci.nii.ac.jp 1,086,229 4 National Center for Biotechnology Information www.ncbi.nlm.nih.gov 714,666 5 Google www.google.co.jp 193,943 6 MedicalFinder medicalfinder.jp 184,057 7 Yahoo!ݕࡧ search.yahoo.co.jp 161,859 8 DOI dx.doi.org 145,950 9 Web of Science apps.webofknowledge.com 124,492 10 ೔ຊԽֶձ www.journal.csj.jp 67,171 11 Scopus sc.elsevier.com 50,727 12 ೔ຊޠ൛Wikipedia ja.wikipedia.org 49,456 13 Researchmap researchmap.jp 48,711 14 Nature www.nature.com 47,544 15 Scopus www.scopus.com 39,178 ͲΜͳ΢ΣϒαʔϏε͔Β ΞΫηε͞Ε͍ͯΔ ද ΞΫηε਺ͷଟ͍ࢀরݩ FQDN୯Ґɺn= 27,981,518
21. ·ͱΊ • resolution logΛ෼ੳ͢Δ͜ͱͰɺ%0*໊Λొ࿥ͨ͠ ίϯςϯπͷʮࢀরঢ়گʯΛ෼ੳ͢Δ͜ͱ͕Մೳ – ΞΫηε਺ͷଟ͍ίϯςϯπɾਓؾίϯςϯπ – ΞΫηε਺ͷଟ͍3FHJTUSBOUɺ3FHJTUSBOUಉ࢜ͰͷΞΫηε਺ͷൺֱ – ͲΜͳ΢Σϒϖʔδɾ΢ΣϒαʔϏε͔ΒΞΫηε͞Ε͍ͯΔ͔ – %0*ొ࿥ͷޮՌ෼ੳɺҙ֎ͳ࢖ΘΕํͷՄࢹԽɺར׆༻ঢ়گͷ೺Ѳ • resolusion log෼ੳʹ͓͚Δ՝୊ – ͋͘·Ͱresolution logͷ෼ੳͰ͋Δ͜ͱ • %0*໊͕ొ࿥͞Ε͍ͯͳ͍ίϯςϯπ͸௥੻Ͱ͖ͳ͍ • %0*ϦϯΫΛհ͞ͳ͍ΞΫηε͸௥੻Ͱ͖ͳ͍ • ྫ
    https://www.jstage.jst.go.jp/article/… ͷ63*Λ௚઀ڞ༗͍ͯ͠Δέʔε – %0*ొ࿥ͷਅͷޮՌΛ஌ΔͨΊʹ
    ਫ਼៛ͳ෼ੳͷ࣮ݱʹ޲͚ͯ • %0*ొ࿥ͷޮՌʹ͍ͭͯɺ΋ͬͱৄࡉʹ෼ੳ͍ͨ͠ • ίϯςϯπ΁ͷʮ͢΂ͯͷΞΫηεʯΛ෼ੳ͢Ε͹ɺΑΓਖ਼֬ɾৄࡉʹ೺ѲՄೳ • ίϯςϯπఏڙݩͷδϟʔφϧϓϥοτϑΥʔϜͷΞΫηεϩά͕͋Ε͹Մೳ • %0*ొ࿥ͷޮՌɾྲྀ௨ঢ়گɾར׆༻ঢ়گ౳ʹ͍ͭͯɺ΋ͬͱ΋ͬͱ෼͔Δ͸ͣ 20