instance-based-learning 3 machine-learning 2 random-forests 1 classification-trees 1 unsupervised-learning 1 unsupervised 1 torch 1 python 1 one-shot-learning 1 foreground-segmentation 1 foreground-extraction 1 deep-learning 1 background-removal 1 active-contour 1 weighted-loss 1 sample-weighted-optimization 1 nonparametric-model 1 locally-weighted-regression 1 locally-weighted-learning 1 locally-weighted-classification 1 local-approximation 1 gradient-based-locally-weighted 1 distance-based-learning 1 bias-free-models 1 adaptive-models 1