A solution developed to map essential COVID-19 Relief resources to the needy across a city in the most cost-optimal way, and also to classify incoming SOS messages from those in need of help, for organizational and lesser response times.
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Optimal Resource allocation : -- This functionality was designed to ingest dataset provided by the government containing the following data :
- Available COVID-19 sanitary resources like - Hand sanitizers, Face masks, Gloves, Face Shields etc.
- Emergency medical resources like COVID-19 hospital beds, Oxygen Tanks, etc.
- Available donations of dry ration items for COVID-relief like - Rice, lentils, vegetables, spices etc.
- Quantity of Supply and Demand of the above resources across the city
- The name of the locality/business/firm/entity where the above supply/demand is found, locatable on Google Maps.
The tool then attaches a geographical tag (latitude and longitude) to each location. Then it builds a graph network with each location as a node and a supply/demand value associated with each. The cost of each edge is obtained from a configurable distance matrix as required. After the previous steps, the tool suggests a list of optimal resource transfers (according to their specific item category) to minimize the gap between demand and supply with the the following fields :
- From Location
- To Location
- Quantity of Transfer
- Cost of Transfer
This boils down to a LP (Linear Programming) problem and can be posed in the standard form.
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Automatic SOS Text Classification
During the COVID-19 pandemic, the end-users are given a free-text field to write and submit their grievances, medical emergencies and relief requests to the state government. This data is collected, pre-processed and each request is classified to one or more of the following configurable categories :
- Travel
- Food
- Medical
- Donations
- Others etc.
This classified list of citizen SOS requests lets the government authorities re-route the requests to the relevant departments to address them with minimal response time.
Here, we use state-of-the-art NLP, Sequence encoding and Deep Learning Techniques to achieve the fucntionality