Inspiration (the problem)

People's mobility can impact businesses significantly. Weather is the highest determinant when thinking how crowd moves. It can make a different in the success of an electronic ad, efficiency of facilities, and efficiency of transportation.

What it does (the solution)

  1. Electronic ad space owners increase revenue
  2. Property owners improve facility management
  3. Transportation companies save costs

Electronic Ads = billboards, electronic ads seen in MTR. Facilities = restaurants, chairs. By correlating the people flow data and weather information, we are able to predict the flow of people in the future.

How we built it (the MVP)

To do this, we connected the following data:

  • HKSTP people flow data (Data Studio)
  • Weather forecast in Hong Kong (Data Studio)
  • Weather forecast in Hong Kong, manual scraping of a website

Following the connection of data, used machine learning to give an overview of the crowd in the Science Park. This can now be used by the Science Park to optimise advertising revenue, restaurants to optimise their food ordering

Challenges we ran into

Create a predictive model for precipitation which connects weather and people for data Limitation in calling the API from Data Studio, no matter what is the timeout between requests

Accomplishments that we're proud of

  • Creation of dataset from various sources
  • Machine Learning Model to predict crowd flow at certain points in Science Park based on various features
  • Interactive and intuitive Front-end

What we learned

  • Data quality is crucial for precise prediction
  • Integration of subsystems is not always trivial and should be considered from start of project

What's next for Crowd Detector

Include traffic (tunnel, airport) as an additional factor in predicting the crowd.

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