2020 09 24 - CONDG ML.Net

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Getting started with ML.Net
Bruno Capuano
Innovation Lead @Avanade
@elbruno | http://elbruno.com

DESKTOP CLOUDWEB MOBILE ML
.NET
IoTGAMING
Your platform for building anything

Windows 10 (Windows Defender)
Power Point (Design Ideas)
Excel (Chart Recommendations)
Bing Ads (Ad Predictions)
+ more
Az...

Proven & Extensible
Open Source & Cross platform
dot.net/ml
Build your own
Developer Focused
ML.NET is a machine learning ...

And many more examples
@ https://github.com/dotnet/machinelearning-samples
Customer segmentation
Recommendations
Predictiv...

Easy / Less Control Full Control / Harder
Vision Speech Language
Knowledge SearchLabs
TextAnalyticsAPI client = new TextAn...

Easy / Less Control Full Control / Harder
TextAnalyticsAPI client = new TextAnalyticsAPI();
client.AzureRegion = AzureRegi...

Easy / Less Control Full Control / Harder
TextAnalyticsAPI client = new TextAnalyticsAPI();
client.AzureRegion = AzureRegi...

Load Data
Extract
Features
Model
Consumption
Train
Model
Evaluate
Model
Prepare Your Data Build & Train Run
Machine Leanin...

Machine Learning.Net
Getting Started with Sentiment Analysis

Comment Toxic? (Sentiment)
==RUDE== Dude, you are rude … 1
== OK! == IM GOING TO VANDALIZE … 1
I also found use of the wor...

Is this A or B? Is this a toxic comment?
Yes or no
Sentiment analysis explained

Prepare Your Data
Example
Comment Toxic? (Sentiment)
==RUDE== Dude, you are rude … 1
== OK! == IM GOING TO VANDALIZE … 1
I...

Prepare Your Data
Text Featurizer
Featurized Text
[0.76, 0.65, 0.44, …]
[0.98, 0.43, 0.54, …]
[0.35, 0.73, 0.46, …]
[0.39,...

Build & Train
Example
Estimator
Comment Toxic? (Sentiment)
==RUDE== Dude, you … 1
== OK! == IM GOING … 1
I also found use ...

Comment
==RUDE== Dude, you …
Prediction Function
Predicted Label – Toxic? (Sentiment)
1
Run
Example
Important concepts: Pr...

Demo: Sentiment Analysis
MakeMagicHappen();
https://www.avanade.com/AI

Machine Learning.Net
Anomaly Detection

Anomaly Detection
Anomaly detection detects data
points in data that does not fit well
with the rest of the data.
It has a...

Anomaly Detection
Hello World
MakeMagicHappen();
https://www.avanade.com/AI

Load Data
Extract
Features
Model
Consumption
Train
Model
Evaluate
Model
Prepare Your Data Build & Train Run
Machine Leanin...

?
Machine
Learning

Machine Learning.Net
AutoML and Model Builder

AutoML
Model
Builder
ML.NET Tooling
ML.NET CLI global tool accelerates productivity

How much is the taxi fare for 1 passenger going from Burlington to Toronto?
ML.NET CLI global tool accelerates productivit...

Criterion
Loss
Min Samples Split
Min Samples Leaf
XYZ
Parameter 1
Parameter 2
Parameter 3
Parameter 4
…
Distance
Trip time...

N Neighbors
Weights
Metric
P
ZYX
Criterion
Loss
Min Samples Split
Min Samples Leaf
XYZ
Which algorithm? Which parameters?W...

Which algorithm? Which parameters?Which features?
Iterate
Getting started w/machine learning can be hard
ML.NET takes the ...

25%40%70%
25%
95%
25% 25%
25%
25%
40%
40%
40%
40%
70%
70%
70%Enter data
Define goals
Apply constraints
Input Intelligently...

70%95% Feature importance
Distance
Trip time
Car type
Passengers
Time of day
0 1
Model B (70%)
Distance
0 1
Trip time
Car ...

Demo: Auto ML
MakeMagicHappen();
https://www.avanade.com/AI

# STEP 1: Load data
IDataView trainingDataView = mlContext.Data.LoadFromTextFile<TaxiTrip>( ... )
IDataView testDataView =...

Demo: Auto ML
MakeMagicHappen();
https://www.avanade.com/AI

Try ML.NET today!
http://dot.net/ml
http://aka.ms/mlnetsamples
http://aka.ms/mlnetdocs
http://aka.ms/mlnet
https://aka.ms/...

Getting started with ML.Net
Bruno Capuano
Innovation Lead @Avanade
@elbruno | http://elbruno.com

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