Help product owners to understand user needs, by grouping and counting the pros and cons identified in a large number of user reviews.
- Input: user reviews in
txtorcsvformat, - Sentence segmentation: Split each review into sentences using period
- Sentiment Analysis: Identify if a sentence is positive or negative, and split by sentiment. Used Textblob
- Sentence Embedding: Embed sentences into vectors which capture the feature of sentences. Used BERT - bert-large-nli-stsb-mean-tokens
- Clustering: Clustered embeded sentences within positive and negative groups. Used Agglomerative Clustering
- Cluster Summarization: To be finished
- Summary: Clustered pros and cons with counts.
Python3 main.py
Part1 - Research
- Pre-processing
- Sentence Segmentation
- Sentence Embedding
- Clustering
- Agglomerative Clustering
- HDBSCAN
- HDBSCAN Parameter Tuning
- Cluster Analysis (Filter)
- Evaluation of clusters
- TFIDF for cluster filtering (find clusters with unique keywords)
- Sentiment Analysis
- Textbolb
- Improve Accurarcy
- Evaluate Accurarcy
- Keyword Sentiment
- Cluster Summarization
- Pick sentences with embedding closest to centroid
Part2 - Product Design
- Product Design
- Product Scope
- Product Document
- Algorithm Evolution Logic
- Interface Design
Part3 - Engineering
- Architecture Design
- Machine Learning Algorithm API
- Summary
- Keyword Sentiment
- Sentiment Distribution
- Sentiment Synamics
- Emerging Needs
- Suggestions
- Front-end Dev
- Backend Dev
1. Good cases in Positive Feedbacks
| Topic 1 - Love the filters |
|---|
| great filters great details i love snapchat so much but idk how to do streaks |
| although at times it randomly changes filters mostly your favorite one but nonetheless, its a really really great app😊😍 |
| snapchat does have cool and cute filters but most of the time when you click on some of these filters the app, once again, crashes |
| love it but try to add new filters but really i love it i love selfies with snap |
| Topic 2 - Takes good pictures |
|---|
| i enjoy capturing pic |
| snapchat captured amazing pictures |
| this includes pictures i took today, very important memories |
| love it better graphics than my real camera |
| i have somuch fun with thefilters and takes the best photos |
| love the pictures it takes |
| love the filters!! and that it saves your pictures |
| Topic 3 - Good way to connect with friends |
|---|
| it is a very good you can use filters talk to your best friends and others you can decorate your bitmoji and i just love the app if you are a major social media person you can take really nice pictures and really funny ones i'm post them on instagram but out of all these futures my favorite is |
| this app is wonderfull i have got lots of charms here and also able to chat with friends and getting new charms is very interesting here in snapchat |
| i love this app it is an awesome way to communicate has so many cool and fun features but i have one problem, my youtube my insta everything is working except for snapchat |
| i can share funny photos with my friends and capture the memories i love to look back at in the future this app is totally worth your time😊😊 |
| great app its realy fun u can talk to ur friends and u can have fun so i think this is a great way to connect with ur friends anywhere |
| snap chat is very amazing it plays a roll in my life it cheers me when i am down it makes me enjoy my phone time it is worth your time if you don't have this app you living in the past |
| this app is amazing it is very social you can talk to friends you can play games with friends and you can have a party together really fun if you want to follow me my name is chloe |
| his app is fantastic ! i love talking to all my friends and taking photos and making funny videos this app is very useful but on the other side it takes a lot of space on your phone |
2. Bad Cases in Positive Feedbacks
| Problem 1 - Failed to spit the long sentence |
|---|
| when i have almost full bars on my phone and connected to a strong wifi i can not post honesly you should take out snapchat because it doesn't belong in this world it also kills battery so fast i was at 40 percent and now im at 5 |
| i'm having lots of bugs when trying to post on my story! if i record for more than 10 seconds and post it, it just keeps replaying the first 10 seconds over again until i stopped recording |
| i love the filters but when i want to play btimoji party 🎉 they tell me no conection but there is i tried this many times but till now it is still telling me no conection but even i saw that the internet 📶 part is green and my phone tell me conected to wifi |
| Problem 2 - Not specific |
|---|
| its a really good app but it freezez and glitches alot |
| overall though it's a good app that does what it's supposed to do |
| it's a really good app but lots of drama |
| i don't like the updates but it's a good app |
| this is a really good app that has pitfalls and high points |
| it may have its glitches but its a good app |
| its a better app but problem |
| its a good app except for one small thing |
| its really good but i perfer more updates but irherwise its amazing! |
| would be great app however a load of shyte on android |
| Problem 3 - Wrong sentiment classification |
|---|
| great app just a little bugs where i can't send snaps to people every once and a while |
| fun app but it drains your battery way too much |
| best app for texting and photos but needs some bugs fixed still |
| this is great app but lots of bugs in this version it gets freeze i have to open it again several times |
| this app makes me upset all beautiful filter have gone please reload that heratcrown filter 🙏 |