activity
20202026
most citedALTO: Adaptive Linearized Storage of Sparse Tensors

33 citations · 85 across the 13 of their papers we have counts for

collaborators

13 papers

cs.CY2026

Co-design for Trustworthy AI: An Interpretable and Explainable Tool for Type 2 Diabetes Prediction Using Genomic Polygenic Risk Scores

Ralf Beuthan, Megan Coffee, Heejin Kim +13

The polygenic risk scores (PRS) have emerged as an important methodology for quantifying genetic predisposition to complex traits and clinical disease. Significant progress has bee…

cs.LG2025

ReLATE: Accelerating Tensor Decomposition via Safe and Efficient Learning of Sparse Encodings

Ahmed E. Helal, Fabio Checconi, Jan Laukemann +4

Tensor decomposition (TD) is essential for analyzing high-dimensional sparse data, yet its irregular computations and memory-access patterns pose major performance challenges on mo…

cs.AR2025

Scaling Intelligence: Designing Data Centers for Next-Gen Language Models

Jesmin Jahan Tithi, Hanjiang Wu, Avishaii Abuhatzera +1

The explosive growth of Large Language Models (LLMs), such as GPT-4 with 1.8 trillion parameters, demands a fundamental rethinking of data center architecture to ensure scalability…

cs.DC2024

Enhancing Scalability and Performance in Influence Maximization with Optimized Parallel Processing

Hanjiang Wu, Huan Xu, Joongun Park +5

Influence Maximization (IM) is vital in viral marketing and biological network analysis for identifying key influencers. Given its NP-hard nature, approximate solutions are employe…

cs.AI2024

Efficient Parallel Multi-Hop Reasoning: A Scalable Approach for Knowledge Graph Analysis

Jesmin Jahan Tithi, Fabio Checconi, Fabrizio Petrini

Multi-hop reasoning (MHR) is a process in artificial intelligence and natural language processing where a system needs to make multiple inferential steps to arrive at a conclusion…

cs.DC2022★ 4 cited

Ridgeline: A 2D Roofline Model for Distributed Systems

Fabio Checconi, Jesmin Jahan Tithi, Fabrizio Petrini

In this short paper, we introduce the Ridgeline model, an extension of the Roofline model [4] for distributed systems. The Roofline model targets shared memory systems, bounding th…

cs.IR2022★ 3 cited

Using Sentence Embeddings and Semantic Similarity for Seeking Consensus when Assessing Trustworthy AI

Dennis Vetter, Jesmin Jahan Tithi, Magnus Westerlund +2

Assessing the trustworthiness of artificial intelligence systems requires knowledge from many different disciplines. These disciplines do not necessarily share concepts between the…

cs.CY2022★ 30 cited

How to Assess Trustworthy AI in Practice

Roberto V. Zicari, Julia Amann, Frédérick Bruneault +17

This report is a methodological reflection on Z-Inspection. Z-Inspection is a holistic process used to evaluate the trustworthiness of A…

cs.DC2022

Efficient, Out-of-Memory Sparse MTTKRP on Massively Parallel Architectures

Andy Nguyen, Ahmed E. Helal, Fabio Checconi +6

Tensor decomposition (TD) is an important method for extracting latent information from high-dimensional (multi-modal) sparse data. This study presents a novel framework for accele…

cs.DC2021

Performance Optimization of SU3_Bench on Xeon and Programmable Integrated Unified Memory Architecture

Jesmin Jahan Tithi, Fabio Checconi, Douglas Doerfler +1

SU3\_Bench is a microbenchmark developed to explore performance portability across multiple programming models/methodologies using a simple, but nontrivial, mathematical kernel. Th…

cs.DC2021★ 33 cited

ALTO: Adaptive Linearized Storage of Sparse Tensors

Ahmed E. Helal, Jan Laukemann, Fabio Checconi +4

The analysis of high-dimensional sparse data is becoming increasingly popular in many important domains. However, real-world sparse tensors are challenging to process due to their…

cs.DC2020★ 1 cited

Mapping Stencils on Coarse-grained Reconfigurable Spatial Architecture

Jesmin Jahan Tithi, Fabrizio Petrini, Hongbo Rong +2

Stencils represent a class of computational patterns where an output grid point depends on a fixed shape of neighboring points in an input grid. Stencil computations are prevalent…

cs.AR2020★ 14 cited

PIUMA: Programmable Integrated Unified Memory Architecture

Sriram Aananthakrishnan, Shamsul Abedin, Vincent Cave +16

High performance large scale graph analytics are essential to timely analyze relationships in big data sets. Conventional processor architectures suffer from inefficient resource u…