no code implementations • 8 Aug 2023 • Jason Liang, Hormoz Shahrzad, Risto Miikkulainen
Next, it was evaluated in 11-bit multiplexer design (a single-population discovery task with extended variability), where a 14-fold speedup was observed.
no code implementations • 13 Feb 2023 • Hormoz Shahrzad, Risto Miikkulainen
In building practical applications of evolutionary computation (EC), two optimizations are essential.
no code implementations • 21 Apr 2022 • Hormoz Shahrzad, Babak Hodjat, Risto Miikkulainen
The approach is evaluated in several prediction/classification and prescription/policy search domains with and without a surrogate.
no code implementations • 14 Mar 2022 • Babak Hodjat, Hormoz Shahrzad, Risto Miikkulainen
A domain-independent problem-solving system based on principles of Artificial Life is introduced.
1 code implementation • 13 Feb 2020 • Olivier Francon, Santiago Gonzalez, Babak Hodjat, Elliot Meyerson, Risto Miikkulainen, Xin Qiu, Hormoz Shahrzad
Using this data, it is possible to learn a surrogate model, and with that model, evolve a decision strategy that optimizes the outcomes.
no code implementations • 11 Feb 2020 • Jason Liang, Santiago Gonzalez, Hormoz Shahrzad, Risto Miikkulainen
This paper presents an algorithm called Evolutionary Population-Based Training (EPBT) that interleaves the training of a DNN's weights with the metalearning of loss functions.
no code implementations • 7 Jun 2019 • Hormoz Shahrzad, Babak Hodjat, Camille Dollé, Andrei Denissov, Simon Lau, Donn Goodhew, Justin Dyer, Risto Miikkulainen
This paper improves this approach further by introducing novelty pulsation, i. e. a systematic method to alternate between novelty selection and local optimization.
no code implementations • 10 Mar 2018 • Hormoz Shahrzad, Daniel Fink, Risto Miikkulainen
An important benefit of multi-objective search is that it maintains a diverse population of candidates, which helps in deceptive problems in particular.
4 code implementations • 1 Mar 2017 • Risto Miikkulainen, Jason Liang, Elliot Meyerson, Aditya Rawal, Dan Fink, Olivier Francon, Bala Raju, Hormoz Shahrzad, Arshak Navruzyan, Nigel Duffy, Babak Hodjat
The success of deep learning depends on finding an architecture to fit the task.