data mining – ako Ďalej s dÁtami · 2018. 10. 15. · 0 500 1000 1500 2000 90000 90050 90100...
TRANSCRIPT
![Page 1: DATA MINING – AKO ĎALEJ S DÁTAMI · 2018. 10. 15. · 0 500 1000 1500 2000 90000 90050 90100 90150 90200 90250 Osoba Celk.náklady 2.5 5.0 7.5 10.0 Po...dokladov Jindřich Růžička,](https://reader036.vdocuments.site/reader036/viewer/2022071013/5fcc214787a6bc49e66b7ce1/html5/thumbnails/1.jpg)
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0
500
1000
1500
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90000 90050 90100 90150 90200 90250Osoba
Celk.nákla
dy
2.5
5.0
7.5
10.0Po...dokladov
Jindřich Růžička, [email protected]
DATA MINING – AKO ĎALEJ S DÁTAMI
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1. S&T SK Kompetencie
2. Data mining1.Dátová analýza2.Business analýza3.SAP Data Analysis
3. Príklady
Agenda
2
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S&T zákazníci 1993(0) - 2018:
• 1 – 15 TB ERP dát• 200 GB SAP systém
Pozn.:Tabuľka 1000 x 20 000 znakov zaberá 80MB (80 000 736B)1TB = 3 125 000 000 tabuliek
Dáta v SAPe
3
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• SnT SK kompetencie:• SnT SAP zákazníci• Produktové know how• Procesní know how• BI + dátová analýza know how
• Group SnT kompetencia:
q Angažovanosť v IoT
S&T SK kompetencie
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• IoTOčakáva sa, že počet objektov pripojených k internetu vecí do roku 2020 dosiahne 50 miliárd, čím vznikne obrovské množstvo cenných dát.
Údaje zhromaždené od zariadení IoT budú použité k pochopeniu a kontrole komplexných prostredí kolem nás, čo umožní lepšie rozhodovanie, väčšiu automatizáciu, vyššiu efektivitu, produktivitu a presnosť.
• Data miningData mining a iné metódy umelej inteligencie budú hrať rozhodujúcu úlohu pri získaní užitočných informácii z IoT pre ďalšie rozhodovanie.
S&T SK kompetencie
5
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Data mining, (Text mining, Process mining)
Dátová analýza
Modelovanie
Predikcia
Data Mining
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• Data mining - Odhalenie vzťahov medzi dátami•ERP + lokálne systémy + globálne dáta (registre) + sociálne média) + …
•Štruktúrované vs neštruktúrované dáta
• Hypotézy
• Dashboardy
Data Mining
7
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• Deskriptívna: Čo sa stalo?1. Agregácia dát, štatistka:
manažment reporting (post-mortem analýza)
• Prediktívna: Čo sa môže stať?1. Modelovanie:
pravdepodobný budúci vývoj (procesu, udalosti, …)
• Preskriptívna: Čo by sme mali robiť?1. Simulácia:
čo a kedy sa môže stať a prečo sa to stane a čo ďalej
Biznis analýza
8
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1. Integrované so SAP HANA
2. SAP používa kombináciu vlastných algoritmov a open-source (R, Python) knižníc pre modelovanie prediktívnej analýzy
SAP Predictive Analysis
9
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1. Príklad Intro
2. Príklad SAP ERP
3. Príklad SAP ERP
4. Machine Learning
Príklady
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12
10 hodov
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13
A,B,C,D,E,F vektory 1 000 000 údajov (hodov)
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14
A,B,C,D,E,F vektory 1 000 000 údajov (hodov)
A * BA+B+C+D+E+F
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SAP Solution Manager
15
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16Prehľad
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17
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SAP Travel Management
18
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19
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20
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y = k * x + q
Model
22
N K q100 0,3378 6,57341000 0,3250 6,674010000 0,3205 6,7335
X (#dokladov) Y (čas spracovania)
% #10 000
5 8,3360 100%10 9,9385 119,22% 16 02620 13,1435 157,67% 48 075
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Process Mining
23
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Process Mining
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Process Mining
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AI: Machine Learning
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AI: Machine Learning
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Na základe algoritmudokáže program samostatne zaradiť objekt
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AI: Machine Learning
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Po dostatočnom počte analyzovaných objektovsú známe hranice oblastí výskytuobjektov