2. Internal Trainer Multimatics
IT Consultant since 1995
Lecturer since 2003
Computer Researcher 2008
Dr. Windu Gata, M.Kom
Profile
3. Sentimen
Sentimen/sen·ti·men/ /séntimén/
1 n pendapat atau pandangan yang
didasarkan pada perasaan yang berlebih-
lebihan terhadap sesuatu (bertentangan
dengan pertimbangan pikiran): keputusan
yang dihasilkan akan tidak adil jika disertai
rasa -- pribadi;
2 n emosi yang berlebihan: rasa -- sebagai
bangsa Indonesia akan tumbuh kuat jika
kita jauh dari negeri ini;
3 a cak iri hati; tidak senang; dendam;
4 n reaksi yang tidak
menguntungkan: penurunan harga saham
hanya disebabkan oleh -- pasar
Definisi sentimen : ks, iri hati, tidak senang; dendam.
5. Sentiment Analysis
• Sentiment Analysis, also called opinion mining, is the
field of study that analyzes people's opinions,
sentiments, appraisal, attitude, and emotions toward
entities and their attributes expressed in written text.
• Sentiment analysis is an analytical approach, which
is used for text analysis. The aim of sentiment
analysis ito determine the opinion and subjectivity of
any opinion, review or tweet
7. Benefit Sentiment Analysis to Improve Customer Centric
Source Source 2
Upselling
Opportunities
Agent Monitoring Training Chatbot Identifying key emotional triggers Handling multiple customers
Adaptive customer
service
Live Insight
Live Insight Quick Escalation Reduce customer
churn
Tracking overall customer satisfaction
8. Example Usages of Sentiment Analysis
Souce 2018
Nike – Brand Monitoring
Customers Love Being Heard
#justburnit
Souce
Take Nike’s recent marketing campaign involving controversial
National Football League quarterback Colin Kaepernick
9. Example Usages of Sentiment Analysis
Source
Positive sentiment for
Nike actually increased
after the controversial ad
was released. In fact,
Nike’s overall sales
jumped more than 31%.
10. Example Usages of Sentiment Analysis
Keeping an Eye on Your Competition
McDonalds vs. Burger King
Souce Because of parodi
11. Example Usages of Sentiment Analysis
Souce
Social Media
Monitoring –
US Airline 2015
Souce 2
15. Yuk Ngoding Python !!
Persiapan:
- Anaconda
- Jupiter Notebook
- Atau Spyder
- Google Colab
- New Notebook
16. NLP - Start
Saya Sedang Berpergian ke Pasar
membeli ikan, karena saya suka
banget sama ikan
Text – Unstructured Data
[
'Saya’,
'Sedang’,
'Berpergian’,
'ke’,
'Pasar’,
'membeli’,
'ikan’,
',’,
'karena’,
'saya’,
'suka’,
'banget’,
'sama’,
'ikan’
]
Array
43. Literature
• Liu, B. 2020. Sentiment Analysis - Mining
Opinions, Sentiments, and Emotions. Cambridge
University Press
• Rajput, D. D., et al. 2018. Sentiment Analysis
and Knowledge Discovery in Contemporary
Business
• http://www.gataframework.com
• Google Images