how to improve search - Speaker Deck

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)PXUPJNQSPWFTFBSDI ! !"%4+ ! $PPLQBETFBSDIHSPVQ (FOUB,BOFZBNB

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)PXUPJNQSPWFTFBSDI ! !"%4+ ! $PPLQBETFBSDIHSPVQ (FOUB,BOFZBNB

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Cookpad SFDJQFTIBSJOHQMBUGPSN ɾ+BQBO4QBJO6OJUFETUBUFT*OEPOFTJB

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Cookpad SFDJQFTIBSJOHQMBUGPSN ɾ+BQBO4QBJO6OJUFETUBUFT*OEPOFTJB

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Monthly Unique Browser 0ສ 1,000ສ 2,000ສ 3,000ສ 4,000ສ 5,000ສ 4݄ 5݄ 6݄ 7݄ 8݄ 9݄ 10݄ 11݄ 12݄ 1݄ 4݄ PC Mobile 44M ʢ2014೥4݄ظ ୈ3࢛൒ظܾࢉิ଍આ໌ࢿྉʣ

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Recipes 0ສ 30ສ 60ສ 90ສ 120ສ 150ສ 180ສ 7݄ 10݄ 1݄ 4݄ 7݄ 10݄ 1݄ 4݄ recipe.count 1.71M ʢ2014೥4݄ظ ୈ3࢛൒ظܾࢉิ଍આ໌ࢿྉʣ

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Recipe Search ɾ3FDJQFTUIBUWJFXFEUISPVHITFBSDI ˠPGBMM .POUIMZ ɾ6TFSJOUFOUJTWFSZEJWFSTF

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Recipe Search ɾ'JOEPVUUIFCFTUSFDJQFGPSFBDIVTFS ɾPSEFSSFDFODZQPQVMBSJUZ ɾGBDFUDBMPSJFDVJTJOFDPPLJOHUJNFFUD

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Recipe Search 2VFSZEJWFSTJUZɿ ɾJOHSFEJFOUɿ NFOVɿ ɾTDFOFɿ FUDɿ

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Architecture ɾ4PMS NBTUFSTMBWFSFQMJDBUJPO ɾ3BJMT4VOTQPUJOIPVTFXSBQQFS ɾNFNDBDIF WBSOJTI ɾ;BCCJY /BHJPT

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Architecture BQQ DBDIF T SFQFBUFST SFDJQFTMBWF T 7FSOJTIDBDIJOHMPBECBMBODJOH 4PMSNBTUFSTMBWF NBTUFS KVTUNBDIJOF TVOTQPUTMBWF T "VUPDPNQMFUFTMBWF T HSPVQCZ$PSF IUUQMPDBMIPTUTPMSTVOTQPUTFMFDU RIFMMPXUKTPO

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pros/cons 1SPT ɾ&BTZUPTDBMFQSPEVDU FBDICZFBDICBTJT ɾOP410' ɾTJNQMFBQQDPOpH BQQPOMZLOPXT-# ! ! $POT ɾ)BSEUPVOEFSTUBOE ɾpHIUBHBJOTU($JTQBJOGVM

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How to improve search

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1. Monitoring

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1. Monitoring *UFOBCMFVTUP ! ɾLOPXUPEBZTVTFSTOFFE ɾLOPX66PGFBDILFZXPSE QSPYZPGJNQPSUBODF ɾRVJDLMZBDDFTTUPBDUVBMTFBSDISFTVMU ɾpOELFZXPSETXIJDISFUVSOFEUIFCMBOL

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1. Monitoring 8FTIPVMECFBCMFUPBOTXFSʜ ! ɾ)PXNBOZQFPQMFVTFUIJTLFZXPSE zPSlJOXIBUXBZ

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1. graph of response time 8FDIFDLUIJTHSBQIFWFSZXFFL JGUIFSFTQPOTFUJNFHFUTXPSTF JOWFTUJHBUFDIBOHFMPHT

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2. Graph of response time 8FDIFDLUIJTHSBQIFWFSZXFFL JGUIFSFTQPOTFUJNFHFUTXPSTF JOWFTUJHBUFDIBOHFMPHT

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3. report from users and staff. 8FDIFDLBMMSFQPSUTGSPN VTFSTBOETUB⒎TSFMBUFEUP TFBSDIFWFSZEBZ ! :PVDBOMFBSOGSPNNPSF UIBOSFQPSUTGSPNTUB⒎

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4. Log analysis ɾ$MJDLMPHTJTWJUBM ɾ—5SFBTVSF%BUB 3FETIJGU

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4. Log analysis

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4. Log analysis ɾ3FTVMUFYBNQMF ɾTPSULFZXPSECZ)*5!)*5 ɾPS/%$( 85'!FUDʜ ! *GZPVOPUJDFE ZPVDBOTUBSUUIJOLJOHMJLFʜ z"SFVTFSXBOUTΧϨʔ͏ͲΜ z

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4. Log analysis -session- ɾ%FpOFTVDDFTTTFTTJPO ɾ:PVXJMMOPUJDFEJ⒎FSFODFCFUXFFOLFZXPSET ɾBWHUJNF ɾBWHTVDDFTTSBUF ɾRVFSZQBUUFSOFUDʜ ! #VUʜ/PUJNQMZTPMVUJPO NPTUDBTF

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Find out problems .POJUPSJOH (SBQIPGSFTQPOTFUJNF 3FQPSUGSPNVTFSTBOETUB⒎ -PHBOBMZTJT ! ˠTVNNBSJ[FˠQSJPSJUJ[FˠUBLFBDUJPO

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Dictionary 8FDBOpYXPSEDIVOLJOHXJUIEJDUJPOBSZ 8FpYFEUIPVTBOETPGLFZXPSEJOUIJTZFBS FHlΘΒͼṷzlΘΒͼz "EElΘΒͼṷzJOUPEJDUJPOBSZ"OEDIFDLTFBSDISFTVMUT

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Hierarchical Synonym 8FDBOpYTZOPOZNFBTJMZ 8FpYFEUIPVTBOETPGTZOPOZNTJOUIJTZFBS

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Speed up indexing 3FJOEFYXIPMFJOEFYFWFSZEBZ 8FDBOBQQMZDIBOHFTJOEBJMZCBTJT

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Query modiﬁcation .BLFBTQBDFGPSRVFSZQSFQSPDFTT 2VFSZDBOCFEJ⒎FSFOUGPSFBDI IUUQXXXTMJEFTIBSFOFUEUVOLFMBOHTFBSDIRVBMJUZBUMJOLFEJO

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(cloudsearch)

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Exploit user’s log &YQMPJUVTFS`TTVDDFTTGVMRVFSZDIBJOBTSFMBUFETFBSDIFST

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Summary 'JOEPVUQSPCMFNT TVNNBSJ[FQSJPSJUJ[F UBLFBDUJPO ! 2VFTUJPOT