no code implementations • 1 Mar 2024 • Jana Backhus, Aniruddha Rajendra Rao, Chandrasekar Venkatraman, Abhishek Padmanabhan, A. Vinoth Kumar, Chetan Gupta
In this study, we leverage SCADA data from diverse wind turbines to predict power output, employing advanced time series methods, specifically Functional Neural Networks (FNN) and Long Short-Term Memory (LSTM) networks.
no code implementations • 25 Jan 2024 • Aniruddha Rajendra Rao, HaiYan Wang, Chetan Gupta
This research addresses a significant gap in port analysis models for vessel Stay and Delay times, offering a valuable contribution to the field of maritime logistics.
no code implementations • 13 Nov 2023 • Aniruddha Rajendra Rao, Chandrasekar Venkatraman, Robert Ellis, Chetan Gupta
This approach will help utilities to effectively manage PSPS events and reduce the risk of wildfires caused by the power lines.
no code implementations • 5 May 2023 • Xian Yeow Lee, Aman Kumar, Lasitha Vidyaratne, Aniruddha Rajendra Rao, Ahmed Farahat, Chetan Gupta
This paper focuses on solving a fault detection problem using multivariate time series of vibration signals collected from planetary gearboxes in a test rig.
no code implementations • 15 Mar 2023 • Takuya Kanazawa, Chetan Gupta
Sequential decision making in the real world often requires finding a good balance of conflicting objectives.
no code implementations • 10 Jan 2023 • Nishant Yadav, Mahbubul Alam, Ahmed Farahat, Dipanjan Ghosh, Chetan Gupta, Auroop R. Ganguly
Recent advances in domain adaptation reveal that adversarial learning on deep neural networks can learn domain invariant features to reduce the shift between source and target domains.
no code implementations • 1 Jan 2023 • Aniruddha Rajendra Rao, HaiYan Wang, Chetan Gupta
The rise in data has led to the need for dimension reduction techniques, especially in the area of non-scalar variables, including time series, natural language processing, and computer vision.
no code implementations • 17 Sep 2022 • Takuya Kanazawa, Chetan Gupta
While this method has shown promising performance on a hand pose estimation task in computer vision, it remained unexplored whether this method works as nicely for regression on tabular data, and how it competes with more recent advanced UQ methods such as NGBoost.
no code implementations • 27 Jul 2022 • Takuya Kanazawa, HaiYan Wang, Chetan Gupta
Uncertainty quantification is one of the central challenges for machine learning in real-world applications.
no code implementations • 18 Jan 2022 • Hamed Khorasgani, HaiYan Wang, Hsiu-Khuern Tang, Chetan Gupta
Traditionally, the performance of multi-agent deep reinforcement learning algorithms are demonstrated and validated in gaming environments where we often have a fixed number of agents.
no code implementations • 28 Sep 2021 • Hamed Khorasgani, HaiYan Wang, Chetan Gupta, Susumu Serita
Our method can learn complex policies to achieve long-term goals and at the same time it can be easily adjusted to address short-term requirements without retraining.
no code implementations • 28 Sep 2021 • Hamed Khorasgani, HaiYan Wang, Chetan Gupta, Ahmed Farahat
Several machine learning and deep learning frameworks have been proposed to solve remaining useful life estimation and failure prediction problems in recent years.
no code implementations • 28 Sep 2021 • Hamed Khorasgani, Ahmed Farahat, Chetan Gupta
Model-based fault detection and isolation methods use system model to generate a set of residuals as the bases for fault detection and isolation.
no code implementations • 16 Mar 2021 • Qiyao Wang, Ahmed Farahat, Chetan Gupta, Shuai Zheng
Time series data have grown at an explosive rate in numerous domains and have stimulated a surge of time series modeling research.
no code implementations • 24 Nov 2020 • Qiyao Wang, HaiYan Wang, Chetan Gupta, Aniruddha Rajendra Rao, Hamed Khorasgani
Specifically, we aim to learn mathematical mappings from multiple chronologically measured numerical variables within a certain time interval S to multiple numerical variables of interest over time interval T. Prior arts, including the multivariate regression model, the Seq2Seq model, and the functional linear models, suffer from several limitations.
1 code implementation • NeurIPS 2020 • Lijing Wang, Dipanjan Ghosh, Maria Teresa Gonzalez Diaz, Ahmed Farahat, Mahbubul Alam, Chetan Gupta, Jiangzhuo Chen, Madhav Marathe
Deep learning classifiers are assisting humans in making decisions and hence the user's trust in these models is of paramount importance.
no code implementations • 9 Nov 2020 • Hamed Khorasgani, HaiYan Wang, Chetan Gupta
In this paper, we review the main challenges in using deep RL to address the dynamic dispatching problem in the mining industry.
no code implementations • 11 Sep 2020 • Aniruddha Rajendra Rao, Qiyao Wang, Hai-Yan Wang, Hamed Khorasgani, Chetan Gupta
Explosive growth in spatio-temporal data and its wide range of applications have attracted increasing interests of researchers in the statistical and machine learning fields.
no code implementations • 24 Aug 2020 • Chi Zhang, Philip Odonkor, Shuai Zheng, Hamed Khorasgani, Susumu Serita, Chetan Gupta
In this paper, we propose a novel Deep Reinforcement Learning approach to solve the dynamic dispatching problem in mining.
no code implementations • 5 Jun 2020 • Qiyao Wang, Ahmed Farahat, Chetan Gupta, Hai-Yan Wang
In these approaches, health indicator forecasting that constructs the health indicator curve over the lifespan using partially observed measurements (i. e., health indicator values within an initial period) plays a key role.
no code implementations • 31 Dec 2019 • Walid Shalaby, Adriano Arantes, Teresa GonzalezDiaz, Chetan Gupta
Popular conversational agents frameworks such as Alexa Skills Kit (ASK) and Google Actions (gActions) offer unprecedented opportunities for facilitating the development and deployment of voice-enabled AI solutions in various verticals.
no code implementations • 21 Dec 2019 • Qiyao Wang, Hai-Yan Wang, Chetan Gupta, Susumu Serita
However, a bigger challenge with these approaches is that they don't take into account two key features that are needed to operationalize operating envelopes: (i) interpretability of the envelope by the operator and (ii) implementability of the envelope from a practical standpoint.
no code implementations • 4 Oct 2019 • Shuai Zheng, Chetan Gupta, Susumu Serita
To address this, we enhance our deep RL model with an approach for dispatching policy transfer.
no code implementations • 4 Oct 2019 • Shuai Zheng, Ahmed Farahat, Chetan Gupta
GAN-FP first utilizes two GAN networks to simultaneously generate training samples and build an inference network that can be used to predict failures for new samples.
no code implementations • 25 Sep 2019 • Hamed Khorasgani, Chi Zhang, Chetan Gupta, Susumu Serita
Our method can learn complex policies to achieve long-term goals and at the same time it can be easily adjusted to address short-term requirements without retraining.
no code implementations • 12 Apr 2019 • Qiyao Wang, Shuai Zheng, Ahmed Farahat, Susumu Serita, Chetan Gupta
In this work, we propose a novel Functional Data Analysis (FDA) method called functional Multilayer Perceptron (functional MLP) for RUL estimation.
no code implementations • 18 Dec 2018 • Karan Aggarwal, Onur Atan, Ahmed Farahat, Chi Zhang, Kosta Ristovski, Chetan Gupta
Classically, this problem has been posed in two different ways which are typically solved independently: (1) Remaining useful life (RUL) estimation as a long-term prediction task to estimate how much time is left in the useful life of the equipment and (2) Failure prediction (FP) as a short-term prediction task to assess the probability of a failure within a pre-specified time window.