activity
20232025
most citedProvably-Efficient and Internally-Deterministic Parallel Union-Find

3 citations · 3 across the 3 of their papers we have counts for

collaborators

5 papers

cs.CL2025

Beyond URLs: Metadata Diversity and Position for Efficient LLM Pretraining

Dongyang Fan, Diba Hashemi, Sai Praneeth Karimireddy +1

Incorporating metadata in Large Language Models (LLMs) pretraining has recently emerged as a promising approach to accelerate training. However prior work highlighted only one usef…

cs.CL2025

Apertus: Democratizing Open and Compliant LLMs for Global Language Environments

Project Apertus, Alejandro Hernández-Cano, Alexander Hägele +100

We present Apertus, a fully open suite of large language models (LLMs) designed to address two systemic shortcomings in today's open model ecosystem: data compliance and multilingu…

cs.LG2024

CoBo: Collaborative Learning via Bilevel Optimization

Diba Hashemi, Lie He, Martin Jaggi

Collaborative learning is an important tool to train multiple clients more effectively by enabling communication among clients. Identifying helpful clients, however, presents chall…

cs.DS2024

Weighted Matching in the Random-Order Streaming and Robust Communication Models

Diba Hashemi, Weronika Wrzos-Kaminska

We study the maximum weight matching problem in the random-order semi-streaming model and in the robust communication model. Unlike many other sublinear models, in these two framew…

cs.DS2023★ 3 cited

Provably-Efficient and Internally-Deterministic Parallel Union-Find

Alexander Fedorov, Diba Hashemi, Giorgi Nadiradze +1

Determining the degree of inherent parallelism in classical sequential algorithms and leveraging it for fast parallel execution is a key topic in parallel computing, and detailed a…