Search Results for author: Adar Kahana

Found 13 papers, 0 papers with code

Evaluation Methodology for Large Language Models for Multilingual Document Question and Answer

no code implementations1 Feb 2024 Adar Kahana, Jaya Susan Mathew, Said Bleik, Jeremy Reynolds, Oren Elisha

With the widespread adoption of Large Language Models (LLMs), in this paper we investigate the multilingual capability of these models.

Rethinking Skip Connections in Spiking Neural Networks with Time-To-First-Spike Coding

no code implementations1 Dec 2023 Youngeun Kim, Adar Kahana, Ruokai Yin, Yuhang Li, Panos Stinis, George Em Karniadakis, Priyadarshini Panda

In this work, we delve into the role of skip connections, a widely used concept in Artificial Neural Networks (ANNs), within the domain of SNNs with TTFS coding.

Artificial to Spiking Neural Networks Conversion for Scientific Machine Learning

no code implementations31 Aug 2023 Qian Zhang, Chenxi Wu, Adar Kahana, Youngeun Kim, Yuhang Li, George Em Karniadakis, Priyadarshini Panda

We introduce a method to convert Physics-Informed Neural Networks (PINNs), commonly used in scientific machine learning, to Spiking Neural Networks (SNNs), which are expected to have higher energy efficiency compared to traditional Artificial Neural Networks (ANNs).

Computational Efficiency

Real-time Inference and Extrapolation via a Diffusion-inspired Temporal Transformer Operator (DiTTO)

no code implementations18 Jul 2023 Oded Ovadia, Vivek Oommen, Adar Kahana, Ahmad Peyvan, Eli Turkel, George Em Karniadakis

The proposed method, named Diffusion-inspired Temporal Transformer Operator (DiTTO), is inspired by latent diffusion models and their conditioning mechanism, which we use to incorporate the temporal evolution of the PDE, in combination with elements from the transformer architecture to improve its capabilities.

Operator learning Super-Resolution

Understanding the Efficacy of U-Net & Vision Transformer for Groundwater Numerical Modelling

no code implementations8 Jul 2023 Maria Luisa Taccari, Oded Ovadia, He Wang, Adar Kahana, Xiaohui Chen, Peter K. Jimack

This paper presents a comprehensive comparison of various machine learning models, namely U-Net, U-Net integrated with Vision Transformers (ViT), and Fourier Neural Operator (FNO), for time-dependent forward modelling in groundwater systems.

MyCrunchGPT: A chatGPT assisted framework for scientific machine learning

no code implementations27 Jun 2023 Varun Kumar, Leonard Gleyzer, Adar Kahana, Khemraj Shukla, George Em Karniadakis

To demonstrate the flow of the MyCrunchGPT, and create an infrastructure that can facilitate a broader vision, we built a webapp based guided user interface, that includes options for a comprehensive summary report.

Code Generation Geophysics

ViTO: Vision Transformer-Operator

no code implementations15 Mar 2023 Oded Ovadia, Adar Kahana, Panos Stinis, Eli Turkel, George Em Karniadakis

We combine vision transformers with operator learning to solve diverse inverse problems described by partial differential equations (PDEs).

Operator learning Super-Resolution

MessageNet: Message Classification using Natural Language Processing and Meta-data

no code implementations4 Jan 2023 Adar Kahana, Oren Elisha

To achieve message representation, each type of input is processed in a dedicated block in the neural network architecture that is suitable for the data type.

SMS: Spiking Marching Scheme for Efficient Long Time Integration of Differential Equations

no code implementations17 Nov 2022 Qian Zhang, Adar Kahana, George Em Karniadakis, Panos Stinis

We propose a Spiking Neural Network (SNN)-based explicit numerical scheme for long time integration of time-dependent Ordinary and Partial Differential Equations (ODEs, PDEs).

A Hybrid Iterative Numerical Transferable Solver (HINTS) for PDEs Based on Deep Operator Network and Relaxation Methods

no code implementations28 Aug 2022 Enrui Zhang, Adar Kahana, Eli Turkel, Rishikesh Ranade, Jay Pathak, George Em Karniadakis

Based on recent advances in scientific deep learning for operator regression, we propose HINTS, a hybrid, iterative, numerical, and transferable solver for differential equations.

A physically-informed Deep-Learning approach for locating sources in a waveguide

no code implementations7 Aug 2022 Adar Kahana, Symeon Papadimitropoulos, Eli Turkel, Dmitry Batenkov

Inverse source problems are central to many applications in acoustics, geophysics, non-destructive testing, and more.

Geophysics

A Convolutional Dispersion Relation Preserving Scheme for the Acoustic Wave Equation

no code implementations22 May 2022 Oded Ovadia, Adar Kahana, Eli Turkel

We propose an accurate numerical scheme for approximating the solution of the two dimensional acoustic wave problem.

BIG-bench Machine Learning Relation

Spiking Neural Operators for Scientific Machine Learning

no code implementations17 May 2022 Adar Kahana, Qian Zhang, Leonard Gleyzer, George Em Karniadakis

We demonstrate this new approach for classification using the SNN in the branch, achieving results comparable to the literature.

Edge-computing regression

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