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)V. (2) MSA is constructed based on Attention by split the channels ofQ,K and V into h groups with each group apart ofqueries, keys,and valuesQi,Ki RN
F s,iBs,i, n = 1,2,...,S, (10) where F s is the support features extracted by a pretrained ViT. Inspired by the multiple-object tracking within a single framework [21], in which different objects are represented by various identifications (i.e., learnable vectors) for simultaneously tracking, we add extra learnable tokens tothemeanfeatures formorediscriminativeprompts.
NeuralDynamicPolicies forEnd-to-EndSensorimotorLearning
The current dominant paradigm in sensorimotor control, whether imitation or reinforcement learning, is to train policies directly in raw action spaces such as torque, joint angle, or end-effector position. This forces the agent to make decision at each point in training, and hence, limit the scalability to continuous, high-dimensional,andlong-horizontasks.Incontrast,researchinclassicalrobotics has, for a long time, exploited dynamical systems as a policy representation to learn robot behaviors via demonstrations.