j143 opened a new pull request #1260: URL: https://github.com/apache/systemds/pull/1260
Generally used for efficient calculation with the help of momentum as discussed at https://cs.stackexchange.com/a/73760 -- For people familiar with python ```py import numpy as np data = np.array([2, 3, 0, 0, 4, 3], dtype=float) result = [] last_value = 0 for d in data: last_value = (last_value + d)*.95 # apply decay=0.95 result.append(last_value) ``` Related discussion as to how to cumsum with decay with: NumPy - https://stackoverflow.com/q/28915088 Tensorflow 2.0 - https://stackoverflow.com/a/60635516 R - https://stackoverflow.com/q/14814752 -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected]
