Instagram Challenge by Unpossibly
Predicting the number of likes an instagram post will receive in 24 hours
- This is the 1st place solution
- Challenge description: http://live.unpossib.ly/instagram
The solution:
- Extract image features with vgg16
- Reduce the dimensionality to 128 with PCA
- Standardize the target by subtracting the account's mean and dividing by the std
- Train a ET model