Joined Zindi ~3 years ago
Rajat_Ranjan
Pune, India
Speaks: English

2418 points

Current rank #78
, best rank #50
Zindi User Behaviour Birthday Challenge
Can you predict which users will be active on Zindi in the next month?
Intermediate
Prediction
$3 000 USD
Ended ~1 year ago
ranked #9 out of #174
828 enrolled
Helping Zindi
UmojaHack India: Income Prediction Challenge by UmojaHack Africa
Can you predict if an individual earns above or below an income threshold?
Good for beginners
Prediction
Government
$5 000 USD
Ended 4 months ago
ranked #3 out of #128
232 enrolled
Helping India
To Vaccinate or Not to Vaccinate: It’s not a Question by #ZindiWeekendz
Analysing social media sentiment towards vaccines
Classification
Health
Media
$300 USD
Ended almost 3 years ago
ranked #3 out of #127
213 enrolled
Helping Africa
Urban Air Pollution Challenge by #ZindiWeekendz
Can you predict air quality in cities around the world using satellite data?
Prediction
Safety
$300 USD
Ended almost 3 years ago
ranked #8 out of #134
238 enrolled
Helping Africa
SANSA AWS Informal Settlements in South Africa by #ZindiWeekendz
Use high resolution satellite imagery from urban South Africa to identify the locations of informal settlements
Computer Vision
Government
$1,000 USD
Ended over 2 years ago
ranked #17 out of #77
184 enrolled
Helping South Africa
Basic Needs Basic Rights Kenya - Tech4MentalHealth
Classify text from university students in Kenya towards a mental health chatbot
Classification
Health
$4 200 USD
Ended over 2 years ago
ranked #24 out of #501
1045 enrolled
Helping Kenya
Akeed Restaurant Recommendation Hackathon by #ZindiWeekendz
Predict which restaurants in Oman customers will most likely order from
Prediction
Customer service
$300 USD
Ended over 2 years ago
ranked #20 out of #57
263 enrolled
Helping Africa
The Zimnat Insurance Assurance Challenge by #ZindiWeekendz
Can you predict when an insurance policy will lapse in Zimbabwe?
Prediction
Insurance
$300 USD
Ended over 2 years ago
ranked #31 out of #106
299 enrolled
Helping Africa
Zindi New User Engagement Prediction Challenge
Can you predict if a new user will be active for 2 months in a row?
Intermediate
Prediction
$5 000 USD
7 days to go
ranked #31 out of #201
1159 enrolled
Spot the Mask Challenge by #ZindiWeekendz
Can you predict whether a person in an image is wearing a face mask? #masks4all
Computer Vision
Safety
Health
$300 USD
Ended almost 3 years ago
ranked #24 out of #160
403 enrolled
Helping Africa
Akeed Restaurant Recommendation Challenge
Predict which restaurants in Oman customers will most likely order from
Prediction
Customer service
$3 000 USD
Ended over 2 years ago
ranked #46 out of #242
1348 enrolled
Helping Oman
Fossil Demand Forecasting Challenge
Can you forecast the watch units required by Fossil, four months into the future?
Advanced
Customer service
$5 000 USD
Ended 5 months ago
ranked #46 out of #201
959 enrolled
bloods.ai Blood Spectroscopy Classification Challenge
Given blood spectroscopy readings can you predict which compounds are in the blood?
Intermediate
Classification
Health
$7 500 USD
Ended 12 months ago
ranked #3 out of #265
1037 enrolled
Expresso Churn Prediction Challenge
Can you predict when an airtime customer will move to another provider?
Prediction
Customer service
Telecom
$1 000 USD
Ended ~1 year ago
ranked #124 out of #437
1152 enrolled
Helping Senegal
Zimnat Insurance Recommendation Challenge
Can you predict which insurance products existing clients will want next?
Prediction
Customer service
Financial Services
Insurance
$5 000 USD
Ended over 2 years ago
ranked #106 out of #614
1687 enrolled
Helping Zimbabwe
AirQo Ugandan Air Quality Forecast Challenge
Predict future air quality levels and empower communities to plan and protect their health
Forecast
Research
$5 000 USD
Ended over 2 years ago
ranked #159 out of #328
861 enrolled
Helping Uganda
AI4D Malawi News Classification Challenge
Can you classify Malawi news articles in Chichewa?
Classification
Media
$2 000 USD
Ended over 1 year ago
ranked #172 out of #323
799 enrolled
Helping Malawi
UNICEF Arm 2030 Vision #1: Flood Prediction in Malawi
Predict flood extent caused by storms in southern Malawi
Forecast
$10 000 USD
Ended over 2 years ago
ranked #231 out of #485
1715 enrolled
Helping Malawi