Covariance matrix of the bi-variate Gaussians

nachiket92 / conv-social-pooling

Code for model proposed in: Nachiket Deo and Mohan M. Trivedi,"Convolutional Social Pooling for Vehicle Trajectory Prediction." CVPRW, 2018

MIT License

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Closed stratomaster31 closed 5 years ago

stratomaster31 commented 5 years ago

It seems that the covariance matrix of the bi-variate Gaussian is assumed to be diagonal, isn't it? isn't it a strong assumption?

nachiket92 commented 5 years ago

It isn't, the model outputs the correlation coefficient in addition to the means and standard deviations

stratomaster31 commented 5 years ago

Ok, you're right, I mixed Up with your other publicación "Multi-Modal Trajectory Prediction of Surrounding Vehicles with Maneuver based LSTMs"