LwH | Learning with Helper | Reinforcement Learning library
kandi X-RAY | LwH Summary
kandi X-RAY | LwH Summary
This repository includes codes for the algorithm Deep Reinforcement Learning with Non-Expert Helper (LwH) proposed in the paper titled "Deep Reinforcement Learning-based Autonomous UAV Navigation with Sparse Rewards". The codes are based on []. Before running the code, you need to install the environment 'uav-v0' (which can be found at) or other gym environments with continuous action psaces and low-dimensional observation space (e.g., mujoco envs). To run the code, simply execute: python main.py --env=uav-v0 --variance=0.4 --demo-type=uav --use-prior. where 'variance' specifies the initial variance of the prior policy, 'demo-type' specifies the prior policy type (uav->SenAvo-Pri; uav_wrong->Naive-Pri). To evaluate the learned policy, simply execute: python gym_eval.py --env=uav-v0 --variance=0 --load-model-dir=path-to-the-model.
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Top functions reviewed by kandi - BETA
- Train an agent
- Train the model
- Clear all actions
- Calculate the normal distribution
- Assign shared gradients to shared model
- Create an environment with the given seed
- Reset the environment
- Generate an action sample from the given state
- Forward the model
- Evaluate the model
- Share memory across all parameters
- Create an environment for a frame stack
- Resets the environment
- Render the template
LwH Key Features
LwH Examples and Code Snippets
Community Discussions
Trending Discussions on LwH
QUESTION
I am attempting to write a program that randomly assigns numbers to three different lists and then, with the help of different classes, calls the function "display()", and displays various results. I've got my classes and the loop with the randomization down, but every time I try to print display() results, I get an error saying there is no attribute 'display'. I've tried changing variable names to see if that would help but the error persists.
My code goes:
...ANSWER
Answered 2019-Dec-02 at 01:46Currently, your lists are simply lists of numbers. You can't run the display()
function on numbers, it has to be run on one of your objects. This requires a relatively simple change. Rather than have a list of numbers, have a list of objects.
In the code below, I changed it so rather than appending a number to the list, it appends a new object with the random number as the radius,sside,cside as appropriate.
QUESTION
I would like to put first 7 elements of buf[20] into char A to G. I expect the result could be 1 H, 2 e, 3 l, 4 l,5 o, 6 ,7 W
, but what I got is 1 H,2 e olWH,3 lWH,4 le olWH,5 olWH,6 olWH,7 WH
. Could anyone explain this, please?
ANSWER
Answered 2018-Apr-18 at 02:07Use %c
and A
-G
instead of %s
and &A
-&G
.
%s
is the printf format for strings, and %c
is the printf format for characters.
A C string is the memory address of a sequence of characters that is terminated by the special character '\0'
. buf
is a string, but A through G are just one character each and their address can't be treated as a string.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install LwH
You can use LwH like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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