Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Sign up for free
Menu
Search
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Features
All features
Private URLs
Password Protection
Custom URLS
Scheduled publishing
Remove Branding
Restrict embedding
Deck Collections
Notes
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Explore
Featured decks
Featured speakers
Programming
Technology
Storyboards
Pricing
Search
Sign in
Sign up for free
LakshmiDemo25Jun
Search
lakshmi66
June 26, 2015
Science
28
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
LakshmiDemo25Jun
lakshmi66
June 26, 2015
More Decks by lakshmi66
See All by lakshmi66
testing
lakshmi66
0
30
LakshmiInsight23Jun
lakshmi66
0
26
Other Decks in Science
See All in Science
データベース15: ビッグデータ時代のデータベース
trycycle
PRO
1
600
知能とはなにか -ヒトとAIのあいだ-
tagtag
PRO
0
230
AI(人工知能)の過去・現在・未来 ~AIは人類を越えるのか~
tagtag
PRO
0
170
[Webinaire presse] Sécheresse 2026 : quelles conséquences techniques en élevage de ruminants et quels leviers d'action ?
institutdelelevage
PRO
0
300
Leitner Inauguration Lecture Chalmers University of Technology
xleitix
0
390
Toward Causal Scientific Discovery with AI
sshimizu2006
0
220
第67回コンピュータビジョン勉強会論文紹介「RoboWheel: A Data Engine from Real-World Human Demonstrations for Cross-Embodiment Robotic Learning」
x_ttyszk
0
240
JSAI2026企画セッションKS-14 インタビュー集『⼈⼯知能と哲学と四つの問い』が提起する⼈⼯知能のこれからの課題 趣旨説明 / JSAI2026 Special Session: A Collection of Interviews, “Artificial Intelligence, Philosophy, and Four Questions”
ykiyota
0
470
20260820_アウトカムが二値のデータに対するCausal Impact@LINEヤフー Data Science Share #2 / Causal Impact for Binary Outcomes
brainpadpr
3
1.5k
TypeScript で WebAssembly を用いた 型安全なプラグイン設計
nagano
2
640
Note agro-climatique et prairies - Numéro 7
institutdelelevage
PRO
0
610
Van Dare naar Durf
voginip
0
310
Featured
See All Featured
GitHub's CSS Performance
jonrohan
1033
470k
Save Time (by Creating Custom Rails Generators)
garrettdimon
PRO
33
5.2k
Technical Leadership for Architectural Decision Making
baasie
3
600
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
16
2.2k
More Than Pixels: Becoming A User Experience Designer
marktimemedia
3
560
State of Search Keynote: SEO is Dead Long Live SEO
ryanjones
0
320
What's in a price? How to price your products and services
michaelherold
247
13k
A brief & incomplete history of UX Design for the World Wide Web: 1989–2019
jct
2
530
How to Think Like a Performance Engineer
csswizardry
28
2.9k
Exploring anti-patterns in Rails
aemeredith
4
540
BBQ
matthewcrist
90
10k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
25
2.1k
Transcript
Churn modeling: Predic1ng customer churn from Salesforce usage
data Lakshmi Narayan ! Insight Data Science
Data Users Month Hits1 Hits2
. . . Hits65 A Feb 2014 1063 0 . . . . . . A Mar 2014 1709 0 . . . . . . A Apr 2014 1833 0 . . . . . . A May 2014 1051 0 . . . . . . B Sept 2014 0 1 . . . . . . B Oct 2014 0 5 . . . . . . • 7276 users, 417 churned Lakshmi Narayan ! Insight Data Science
Data Users Month Hits1 Hits2
. . . Hits65 A Feb 2014 1063 0 . . . . . . A Mar 2014 1709 0 . . . . . . A Apr 2014 1833 0 . . . . . . A May 2014 1051 0 . . . . . . B Sept 2014 0 1 . . . . . . B Oct 2014 0 5 . . . . . . • 7276 users, 417 churned • 65 ‘Hits’ categories Lakshmi Narayan ! Insight Data Science
Data Users Month Hits1 Hits2
. . . Hits65 A Feb 2014 1063 0 . . . . . . A Mar 2014 1709 0 . . . . . . A Apr 2014 1833 0 . . . . . . A May 2014 1051 0 . . . . . . B Sept 2014 0 1 . . . . . . B Oct 2014 0 5 . . . . . . • 7276 users, 417 churned • 65 ‘Hits’ categories • January 2014 – May 2015 Lakshmi Narayan ! Insight Data Science
Modeling Lakshmi Narayan ! Insight Data Science •
Feature selec1on
Modeling Lakshmi Narayan ! Insight Data Science •
Feature selec1on • Focus on churn
Modeling Lakshmi Narayan ! Insight Data Science •
Feature selec1on • Focus on churn • Approaches
Lakshmi Narayan ! Insight Data Science Modeling 0.00
0.01 0.02 0.00 0.25 0.50 0.75 1.00 Predicted probability Percentage churn counts 200 400 600 800 1000
Lakshmi Narayan ! Insight Data Science Modeling 0.00
0.01 0.02 0.00 0.25 0.50 0.75 1.00 Predicted probability Percentage churn counts 200 400 600 800 1000 Accuracy:50% Recall: 70%
Lakshmi Narayan ! Insight Data Science Insights •
Feature selec1on: overall and recent use
Lakshmi Narayan ! Insight Data Science Insights •
Feature selec1on: overall and recent use • Relevant hits categories
Lakshmi Narayan ! Insight Data Science Insights •
Feature selec1on: overall and recent use • Relevant hits categories • Customer interven1on
Lakshmi Narayan UC Berkeley