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This paper introduces neural architecture search (NAS) for the automatic discovery of small models for keyword spotting (KWS) in limited resource environments. We employ a differentiable NAS approach to optimize the structure of…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-21 David Peter , Wolfgang Roth , Franz Pernkopf

We propose a novel reinforcement learning (RL) design to optimize the charging strategy for autonomous mobile robots in large-scale block stacking warehouses. RL design involves a wide array of choices that can mostly only be evaluated…

Artificial Intelligence · Computer Science 2025-05-19 Janik Bischoff , Alexandru Rinciog , Anne Meyer

Reinforcement learning (RL) aims to estimate the action to take given a (time-varying) state, with the goal of maximizing a cumulative reward function. Predominantly, there are two families of algorithms to solve RL problems: value-based…

Machine Learning · Computer Science 2025-01-10 Sergio Rozada , Hoi-To Wai , Antonio G. Marques

From logistics to the natural sciences, combinatorial optimisation on graphs underpins numerous real-world applications. Reinforcement learning (RL) has shown particular promise in this setting as it can adapt to specific problem structures…

Machine Learning · Computer Science 2022-05-30 Thomas D. Barrett , Christopher W. F. Parsonson , Alexandre Laterre

Different from other deep scalable architecture-based NAS approaches, Broad Neural Architecture Search (BNAS) proposes a broad scalable architecture which consists of convolution and enhancement blocks, dubbed Broad Convolutional Neural…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Zixiang Ding , Yaran Chen , Nannan Li , Dongbin Zhao , C. L. Philip Chen

Designing neural networks typically relies on manual trial and error or a neural architecture search (NAS) followed by weight training. The former is time-consuming and labor-intensive, while the latter often discretizes architecture search…

Machine Learning · Computer Science 2025-11-19 Zitong Huang , Mansooreh Montazerin , Ajitesh Srivastava

A reinforcement-learning-based non-uniform compressed sensing (NCS) framework for time-varying signals is introduced. The proposed scheme, referred to as RL-NCS, aims to boost the performance of signal recovery through an optimal and…

Machine Learning · Computer Science 2021-07-05 Nazmul Karim , Alireza Zaeemzadeh , Nazanin Rahnavard

The performance of deep reinforcement learning agents is fundamentally constrained by their neural network architecture, a choice traditionally made through expensive hyperparameter searches and then fixed throughout training. This work…

Machine Learning · Computer Science 2025-10-24 Iman Rahmani , Saman Yazdannik , Morteza Tayefi , Jafar Roshanian

Reinforcement learning (RL) has demonstrated its ability to solve high dimensional tasks by leveraging non-linear function approximators. However, these successes are mostly achieved by 'black-box' policies in simulated domains. When…

Machine Learning · Computer Science 2021-11-19 Riad Akrour , Davide Tateo , Jan Peters

At present, designing convolutional neural network (CNN) architectures requires both human expertise and labor. New architectures are handcrafted by careful experimentation or modified from a handful of existing networks. We introduce…

Machine Learning · Computer Science 2017-03-24 Bowen Baker , Otkrist Gupta , Nikhil Naik , Ramesh Raskar

Neural architecture search (NAS) has become an important approach to automatically find effective architectures. To cover all possible good architectures, we need to search in an extremely large search space with billions of candidate…

Computer Vision and Pattern Recognition · Computer Science 2020-08-06 Yong Guo , Yaofo Chen , Yin Zheng , Peilin Zhao , Jian Chen , Junzhou Huang , Mingkui Tan

The design of compact deep neural networks is a crucial task to enable widespread adoption of deep neural networks in the real-world, particularly for edge and mobile scenarios. Due to the time-consuming and challenging nature of manually…

Neural and Evolutionary Computing · Computer Science 2019-10-16 Mohammad Javad Shafiee , Andrew Hryniowski , Francis Li , Zhong Qiu Lin , Alexander Wong

Neural Architecture Search (NAS) has gained significant popularity as an effective tool for designing high performance deep neural networks (DNNs). NAS can be performed via policy gradient, evolutionary algorithms, differentiable…

Machine Learning · Computer Science 2021-04-27 Hanxun Huang , Xingjun Ma , Sarah M. Erfani , James Bailey

Convolutional neural network (CNN) architectures have traditionally been explored by human experts in a manual search process that is time-consuming and ineffectively explores the massive space of potential solutions. Neural architecture…

Neural and Evolutionary Computing · Computer Science 2019-04-02 Gerard Jacques van Wyk , Anna Sergeevna Bosman

We present a generic Reinforcement Learning (RL) framework optimized for crafting adversarial attacks on different model types spanning from ECG signal analysis (1D), image classification (2D), and video classification (3D). The framework…

Machine Learning · Computer Science 2024-04-23 Soumyendu Sarkar , Ashwin Ramesh Babu , Sajad Mousavi , Vineet Gundecha , Avisek Naug , Sahand Ghorbanpour

To preserve user privacy while enabling mobile intelligence, techniques have been proposed to train deep neural networks on decentralized data. However, training over decentralized data makes the design of neural architecture quite…

Machine Learning · Computer Science 2022-07-07 Jinliang Yuan , Mengwei Xu , Yuxin Zhao , Kaigui Bian , Gang Huang , Xuanzhe Liu , Shangguang Wang

The rapidly evolving field of Artificial Intelligence necessitates automated approaches to co-design neural network architecture and neural accelerators to maximize system efficiency and address productivity challenges. To enable joint…

We introduce the use of reinforcement-learning (RL) techniques to the conformal-bootstrap programme. We demonstrate that suitable soft Actor-Critic RL algorithms can perform efficient, relatively cheap high-dimensional searches in the space…

High Energy Physics - Theory · Physics 2022-02-02 Gergely Kántor , Vasilis Niarchos , Constantinos Papageorgakis

In this paper, we approach the problem of optimizing blackbox functions over large hybrid search spaces consisting of both combinatorial and continuous parameters. We demonstrate that previous evolutionary algorithms which rely on…

We present a new method of blackbox optimization via gradient approximation with the use of structured random orthogonal matrices, providing more accurate estimators than baselines and with provable theoretical guarantees. We show that this…

Machine Learning · Computer Science 2018-06-13 Krzysztof Choromanski , Mark Rowland , Vikas Sindhwani , Richard E. Turner , Adrian Weller