Introduction

This demo is for paper Aggregating Crowd Wisdom via Blockchain: A Private, Correct, and Robust Realization.

A data consumer can use this app to get an sum aggregation of data providers. The smart contract is deployed at Kovan testnet. You can see from here

Every part of this project

back-end

Provide core function for dealing with front-end and blockchain.

front-end

Subpath /admin: An admin page providing friendly interface for data consumer and service provider to manage crowdsourcing task. Rootpath /: Provide friendly interface for data providers to submit their data and get their reward.

client

A simulation of data consumer. You can set the number of data consumers to exploring this demo.

Usage (Only for running in cityu server)

1. Clone this project.

git clone https://github.com/CongGroup/Percome19-Crowd-Demo.git

2. modify .env in root path of project. Change the path to your current project absolute path.

3. Pull image

docker-compose pull

4. Run

docker-compose up