collaborators

5 papers

cs.LG2026

Composer: A Search Framework for Hybrid Neural Architecture Design

Bilge Acun, Prasoon Sinha, Newsha Ardalani +7

Hybrid model architectures that combine computational primitives (e.g., Attention, MLP) in different ratios have shown promising performance beyond Transformers. Some studies have…

cs.LG2026

To 2:4 Sparsity and Beyond: Neuron-level Activation Function to Accelerate LLM Pre-Training

Meghana Madhyastha, Daniel Haziza, Jesse Cai +3

Trainings of Large Language Models are generally bottlenecked by matrix multiplications. In the Transformer architecture, a large portion of these operations happens in the Feed Fo…

cs.LG2025

CATransformers: Carbon Aware Transformers Through Joint Model-Hardware Optimization

Irene Wang, Newsha Ardalani, Mostafa Elhoushi +6

Machine learning solutions are rapidly adopted to enable a variety of key use cases, from conversational AI assistants to scientific discovery. This growing adoption is expected to…

cs.LG2025

Demystifying Synthetic Data in LLM Pre-training: A Systematic Study of Scaling Laws, Benefits, and Pitfalls

Feiyang Kang, Newsha Ardalani, Michael Kuchnik +7

Training data plays a crucial role in Large Language Models (LLM) scaling, yet high quality data is of limited supply. Synthetic data techniques offer a potential path toward sides…

cs.LG2025

Quagmires in SFT-RL Post-Training: When High SFT Scores Mislead and What to Use Instead

Feiyang Kang, Michael Kuchnik, Karthik Padthe +4

In post-training for reasoning Large Language Models (LLMs), the current state of practice trains LLMs in two independent stages: Supervised Fine-Tuning (SFT) and Reinforcement Lea…