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Nesreen K. Ahmed

15 accepted papers

2025

A Large-scale Training Paradigm for Graph Generative Models

ICLR 2025poster

Large Generative Models (LGMs) such as GPT, Stable Diffusion, Sora, and Suno are trained on a huge amount of texts, images, videos, and audio that are extremely diverse from numerous domains. This large-scale training paradigm on diverse well-curated data enhances the creativity and diversity of the…

2025

AutoParLLM: GNN-guided Context Generation for Zero-Shot Code Parallelization using LLMs

NAACL 2025long

In-Context Learning (ICL) has been shown to be a powerful technique to augment the capabilities of LLMs for a diverse range of tasks. This work proposes AutoParLLM, a novel way to generate context using guidance from graph neural networks (GNNs) to generate efficient parallel codes. We evaluate Auto…

2025

AutoSDT: Scaling Data-Driven Discovery Tasks Toward Open Co-Scientists

EMNLP 2025

Despite long-standing efforts in accelerating scientific discovery with AI, building AI co-scientists remains challenging due to limited high-quality data for training and evaluation. To tackle this data scarcity issue, we present AutoSDT, an automatic pipeline that collects high-quality coding task

2025

Demystifying the Power of Large Language Models in Graph Generation

NAACL 2025findings

Despite the unprecedented success of applying Large Language Models (LLMs) to graph discriminative tasks such as node classification and link prediction, its potential for graph structure generation remains largely unexplored. To fill this crucial gap, this paper presents a systematic investigation…

2025

Exploiting Application-to-Architecture Dependencies for Designing Scalable OS

ICASSP 2025accepted

With the advent of hundreds of cores on a chip to accelerate applications, the operating system (OS) needs to exploit the existing parallelism provided by the underlying hardware resources to determine the right amount of processes to be mapped on the multi-core systems. However, the existing OS is…

Cited by 0SourceScholar
2025

From Selection to Generation: A Survey of LLM-based Active Learning

ACL 2025long

Active Learning (AL) has been a powerful paradigm for improving model efficiency and performance by selecting the most informative data points for labeling and training. In recent active learning frameworks, Large Language Models (LLMs) have been employed not only for selection but also for generati…

Cited by 0SourcePDFScholar
2024

A Structure-Aware Framework for Learning Device Placements on Computation Graphs

NeurIPS 2024poster

Computation graphs are Directed Acyclic Graphs (DAGs) where the nodes correspond to mathematical operations and are used widely as abstractions in optimizations of neural networks. The device placement problem aims to identify optimal allocations of those nodes to a set of (potentially heterogeneous…

2024

CodeRosetta: Pushing the Boundaries of Unsupervised Code Translation for Parallel Programming

NeurIPS 2024poster

Automatic translation of programming languages has garnered renewed interest, driven by recent advancements in large language models (LLMs). Encoder-decoder transformer models, in particular, have shown promise in translating between different programming languages. However, translating between a la…

Cited by 1SourcePDFScholar
2024

Editing Partially Observable Networks via Graph Diffusion Models

ICML 2024poster

Most real-world networks are noisy and incomplete samples from an unknown target distribution. Refining them by correcting corruptions or inferring unobserved regions typically improves downstream performance. Inspired by the impressive generative capabilities that have been used to correct corrupti…

Cited by 3SourcePDFScholar
2024

Forward Learning of Graph Neural Networks

ICLR 2024poster

Graph neural networks (GNNs) have achieved remarkable success across a wide range of applications, such as recommendation, drug discovery, and question answering. Behind the success of GNNs lies the backpropagation (BP) algorithm, which is the de facto standard for training deep neural networks (NNs…

2024

Structure Guided Prompt: Instructing Large Language Model in Multi-Step Reasoning by Exploring Graph Structure of the Text

EMNLP 2024main

Although Large Language Models (LLMs) excel at addressing straightforward reasoning tasks, they frequently struggle with difficulties when confronted by more complex multi-step reasoning due to a range of factors. Firstly, natural language often encompasses complex relationships among entities, maki…

Cited by 6SourcePDFScholar
2023

GLEMOS: Benchmark for Instantaneous Graph Learning Model Selection

NeurIPS 2023poster

The choice of a graph learning (GL) model (i.e., a GL algorithm and its hyperparameter settings) has a significant impact on the performance of downstream tasks. However, selecting the right GL model becomes increasingly difficult and time consuming as more and more GL models are developed. Accordin…

2023

PERFOGRAPH: A Numerical Aware Program Graph Representation for Performance Optimization and Program Analysis

NeurIPS 2023poster

The remarkable growth and significant success of machine learning have expanded its applications into programming languages and program analysis. However, a key challenge in adopting the latest machine learning methods is the representation of programming languages which has a direct impact on the a…

Cited by 9SourcePDFScholar
2021

Graph Neural Networks with Heterophily

AAAI 2021technical

Graph Neural Networks (GNNs) have proven to be useful for many different practical applications. However, many existing GNN models have implicitly assumed homophily among the nodes connected in the graph, and therefore have largely overlooked the important setting of heterophily, where most connecte…