auto-tagging with machine learning - haystack connect...auto -tagging with machine learning lucy...
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![Page 1: Auto-tagging with machine learning - Haystack Connect...Auto -tagging with machine learning Lucy Kidd Lucy Kidd Data Scei ntist at Bueno May 13 -15, 2019 2 About me May 13 -15, 20](https://reader036.vdocuments.mx/reader036/viewer/2022070221/613a712e0051793c8c010b87/html5/thumbnails/1.jpg)
Aut o-t ag g ing w it h m ach ine learn ing
Lucy Kidd
![Page 2: Auto-tagging with machine learning - Haystack Connect...Auto -tagging with machine learning Lucy Kidd Lucy Kidd Data Scei ntist at Bueno May 13 -15, 2019 2 About me May 13 -15, 20](https://reader036.vdocuments.mx/reader036/viewer/2022070221/613a712e0051793c8c010b87/html5/thumbnails/2.jpg)
Lucy KiddData Scient ist at Bueno
May 13-15, 2019 2
About me
![Page 3: Auto-tagging with machine learning - Haystack Connect...Auto -tagging with machine learning Lucy Kidd Lucy Kidd Data Scei ntist at Bueno May 13 -15, 2019 2 About me May 13 -15, 20](https://reader036.vdocuments.mx/reader036/viewer/2022070221/613a712e0051793c8c010b87/html5/thumbnails/3.jpg)
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Our product
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Our product
Haystack tagging library is used to: ● Map e ach s ite to a com m on m ode l● Re pre se nt the com ple x re la t ionships be twe e n
point and e quips● Give m e aning to a range of building sys te m s
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Root cause analyt ics: Analyt ics which ide nt ify as close as pos s ible to the root cause of an is sue , without phys ical inspe ct ion of the e quipm e nt .
Our product
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• Each building has a lot of points that ne e d tagging• Labor inte ns ive• Hum an e rror• Quality as surance• P oints ge t t ing m ore com ple x as we cre ate ne w tags
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Challenges of t agging
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• Learns context for tags• Suggests tags per point• Deployments can easily accept or decline
tagging suggest ions
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Solut ion: Unicorn
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Raw Dat a Clean Dat a Feat ure pool
Model
Tagging guide
All data points
Re le vant points
Me aningful s t rings
Fe ature s of e ach point
Fe ature s m appe d to tags
How Unicron Learns
![Page 9: Auto-tagging with machine learning - Haystack Connect...Auto -tagging with machine learning Lucy Kidd Lucy Kidd Data Scei ntist at Bueno May 13 -15, 2019 2 About me May 13 -15, 20](https://reader036.vdocuments.mx/reader036/viewer/2022070221/613a712e0051793c8c010b87/html5/thumbnails/9.jpg)
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Point dat a Tagging guide
Point Tags
Zone Te mp zone , a ir, t e mp, s e nsor
Zone Te mp SP
zone , a ir, t e mp, sp
HHWV he at , cmd
Name ID Temp Sensor unt agged
ZT_SP a1cb-5 5 gi ✓
Zone -Te mp a1cb-5 6 k3
✓ ✓
sound_pe ak a1cb-4 8 ia ✓
Raw Dat a Clean Dat a Feat ure pool
Model
How Unicron Learns
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Relevant point s Meaningful st r ings
Name ID te mp se nsor sp
ZT_SP a1cb-5 5 gi ✓
Zone -Te mp a1cb-5 6 k3 ✓ ✓
Zone Te mpSp a1cb-4 8 ia ✓ ✓
zone
te mp
sp
zt
Raw Dat a Clean Dat a Feat ure pool
Model
How Unicron Learns
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Raw Dat a Clean Dat a Feat ure pool
Model
Feat ures for point 1
ID: a1cb-5 5 giNam e : ZT_SPEnt ropy: 0Tags : a ir,t e m p,zone ,spFe ature s :
- Equip: VAV- Unit : °C- Kind: num be r- zt , sp
Feat ures for point 2
ID: a1cb-5 6 k3Nam e : Zone -Te m pEnt ropy: 0Tags : a ir,t e m p,se nsor,zoneFe ature s :
- Equip: zone- Unit : °C- Kind: num be r- zone , t e m p
How Unicron Learns
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Raw Dat a Clean Dat a Feat ure pool
Model
Feat ures: - Equip: VAV- Unit : °C- Kind: num be r- zt , sp
Tags: air,t e m p,zone ,sp
Feat ures:- Equip: zone- Unit : °C- Kind: num be r- zone , t e m p
Tags: air,t e m p,se nsor,zone
Feat ures: - Equip: ahu- Unit : %- Kind: num be r- hwvlv, cm d
Tags: cm d, he at
How Unicron Learns
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Dat a collect ed previously
Raw Dat a Feat ures Suggest ions
Ne w points Fe ature s of ne w points
Me aningful s t rings Mode l
Tags for each point
Mat ching point s t o t ag set s
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New point 1
ID: a1cb-78 3 2Nam e : ZT_SPEquipRe f: AHU_1hisEnd: 20 19 -0 2-0 6Unit : °CKind: Num be r
New point 2
ID: a1cb-8 8 gyNam e : HWVLV_CMDe quipRe f: AHU_1hisEnd: 20 19 -0 2-0 6Unit : %Kind: Num be r
Mat ching point s t o t ag set s
Raw Dat a Feat ures Suggest ions
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New point 1
ID: a1cb-78 3 2Nam e : ZT_SPEntropy: 0Fe ature s :
- Equip: AHU- Unit : °C- Kind: num be r- zt , sp
New point 2
ID: a1cb-8 8 gyNam e : HWVLV_CMDEntropy: 0Fe ature s :
- Equip: AHU- Unit : %- Kind: num be r- hwvlv, cm d
Mat ching point s t o t ag set s
Raw Dat a Feat ures Suggest ions
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New point 1
Nam e : ZT_SPTags : a ir, s p, t e m p, zoneConfide nce : 1Fe a ture s :
- Equip: AHU- Unit : °C- Kind: num be r- zt , s p
New point 2
Nam e : HWVLV_CMD
Tags : he a t , cm dConfide nce : 1Fe a ture s :
- Equip: AHU- Unit : %- Kind: num be r- hwvlv, cm d
Mat ching point s t o t ag set s
Raw Dat a Feat ures Suggest ions
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Raw Dat a Feat ures Suggest ions
Ne w point 2
Nam e : HWVLV_CMD
Tags : he a t , cm dConf idence: 1Fe ature s :
- Equip: AHU- Unit : %- Kind: num be r- hwvlv, cm d
P roport ion of point nam e m atche d
Norm alis e d Le ve ns t e in dis t ance
be twe e n fe a ture s e t s
Mat ching point s t o t ag set s
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New point 3
Nam e : rm tm padjTags : a ir,s e ns or,t e m p,zoneConfidence: 0.69Fe ature s :
- Equip: VAV- Unit : °C- Kind: num be r- rmt
Raw Dat a Feat ures Suggest ions
Mat ching point s t o t ag set s
P roport ion of point nam e m atche d
Norm alis e d Le ve ns t e in dis t ance
be twe e n fe a ture s e t s
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• De ploym e nt s t e ll bot what s it e t he y want t o t ag• Bot de live rs a s ugge s t ions• De ploym e nt s will acce pt (or de cline ) s ugge s t ions• P oint s on the s it e will be t agge d with a ll acce pte d t ags
How deployment s use it
Nam e : rm tm padjTags : a ir,s e ns or,t e m p,zoneConfide nce : 0 .6 9Fe a ture s :
- Equip: VAV- Unit : °C- rm t
Me m be rs : 1Acce pt : FALSE
Nam e : HWVLV_CMDTags : he a t , cm dConfide nce : 1Fe a ture s :
- Equip: AHU- Unit : %- hwvlv, cm d
Me m be rs : 10 3Acce pt : TRUE
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Archit ect ure
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• 6 0 % le s s bugs in our ana lyt ics due to t agg ing is s ue s• De ploym e nt t im e s pe nt t agg ing has droppe d by 5 0 %• Che ape r barrie r t o e nt ry for c lie nt s
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Result s
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● High qualit y t agg ing is e s s e nt ia l for our ana lyt ics● Manually t agg ing s it e s is uns us t a inable as we s ca le● Autom ate d t agg ing has a llowe d us t o:
○ Spe e d up the t agg ing proce s s○ Im prove the qualit y of our ana lyt ics
● Future dire ct ion: ○ Apply this t o e quips
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In Summary
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Thank you