activity
20232026
most citedMobileLLM: Optimizing Sub-billion Parameter Language Models for On-Device Use Cases

11 citations · 18 across the 23 of their papers we have counts for

collaborators

24 papers

cs.SD2026

SongCraft: Unified Song Generation and Editing with Reconstructive Learning

Haohe Liu, Varun Nagaraja, Gael Le Lan +5

Song generation and editing have mostly been treated as separate tasks. Existing editing methods often require noise injection and regeneration or curated paired training data. We…

cs.AI2026

Getting the Parameters Right: A Difficulty-Graded Benchmark and Probe-Guided Training for LLM Tool Calls

Guoyao Yu, Xiaoqing Sun, Ziqi Huang +13

Large language model agents derive much of their capability from tool use. Existing research on tool use has largely focused on selecting the right tool and orchestrating the order…

cs.CV2026

VLM3: Vision Language Models Are Native 3D Learners

Zhipeng Cai, Zhuang Liu, Yunyang Xiong +3

Vision Language Models (VLMs) enable a unified model to solve various vision tasks through prompting. They have shown promising performance in semantic understanding. However, 3D u…

cs.CV2026

Exploring Audio Hallucination in Egocentric Video Understanding

Ashish Seth, Xinhao Mei, Changsheng Zhao +9

Egocentric videos provide a distinctive setting in which sound serves as crucial cues to understand user activities and surroundings, particularly when visual information is unstab…

cs.LG2026

Neural Computers

Mingchen Zhuge, Changsheng Zhao, Haozhe Liu +16

We propose a new frontier: Neural Computers (NCs) that unify computation, memory, and I/O of traditional computers in a learned runtime state. Our long-term goal is the Completely…

cs.CV2026

EgoAVU: Egocentric Audio-Visual Understanding

Ashish Seth, Xinhao Mei, Changsheng Zhao +9

Understanding egocentric videos plays a vital role for embodied intelligence. Recent multi-modal large language models (MLLMs) can accept both visual and audio inputs. However, due…

eess.AS2026

SLAP: Scalable Language-Audio Pretraining with Variable-Duration Audio and Multi-Objective Training

Xinhao Mei, Gael Le Lan, Haohe Liu +5

Contrastive language-audio pretraining (CLAP) has achieved notable success in learning semantically rich audio representations and is widely adopted for various audio-related tasks…

cs.CV2025

DepthLM: Metric Depth From Vision Language Models

Zhipeng Cai, Ching-Feng Yeh, Hu Xu +7

Vision language models (VLMs) can flexibly address various vision tasks through text interactions. Although successful in semantic understanding, state-of-the-art VLMs including GP…

cs.CL2025

MobileLLM-R1: Exploring the Limits of Sub-Billion Language Model Reasoners with Open Training Recipes

Changsheng Zhao, Ernie Chang, Zechun Liu +8

The paradigm shift in large language models (LLMs) from instinctive responses to chain-of-thought (CoT) reasoning has fueled two prevailing assumptions: (1) reasoning capabilities…

cs.CV2025

OmniEvent: Unified Event Representation Learning

Weiqi Yan, Chenlu Lin, Youbiao Wang +5

Event cameras have gained increasing popularity in computer vision due to their ultra-high dynamic range and temporal resolution. However, event networks heavily rely on task-speci…

cs.CL2025

AutoMixer: Checkpoint Artifacts as Automatic Data Mixers

Ernie Chang, Yang Li, Patrick Huber +4

In language model training, it is desirable to equip models with capabilities from various tasks. However, it is not clear how to directly obtain the right data mixtures for these…

cs.LG2025

ParetoQ: Improving Scaling Laws in Extremely Low-bit LLM Quantization

Zechun Liu, Changsheng Zhao, Hanxian Huang +13

The optimal bit-width for achieving the best trade-off between quantized model size and accuracy has been a subject of ongoing debate. While some advocate for 4-bit quantization, o…

cs.MM2024

SyncFlow: Toward Temporally Aligned Joint Audio-Video Generation from Text

Haohe Liu, Gael Le Lan, Xinhao Mei +7

Video and audio are closely correlated modalities that humans naturally perceive together. While recent advancements have enabled the generation of audio or video from text, produc…

cs.DC2024

Llama Guard 3-1B-INT4: Compact and Efficient Safeguard for Human-AI Conversations

Igor Fedorov, Kate Plawiak, Lemeng Wu +17

This paper presents Llama Guard 3-1B-INT4, a compact and efficient Llama Guard model, which has been open-sourced to the community during Meta Connect 2024. We demonstrate that Lla…

cs.AI2024★ 3 cited

Agent-as-a-Judge: Evaluate Agents with Agents

Mingchen Zhuge, Changsheng Zhao, Dylan Ashley +10

Contemporary evaluation techniques are inadequate for agentic systems. These approaches either focus exclusively on final outcomes -- ignoring the step-by-step nature of agentic sy…

cs.CL2024

Scaling Parameter-Constrained Language Models with Quality Data

Ernie Chang, Matteo Paltenghi, Yang Li +7

Scaling laws in language modeling traditionally quantify training loss as a function of dataset size and model parameters, providing compute-optimal estimates but often neglecting…

cs.CL2024

Target-Aware Language Modeling via Granular Data Sampling

Ernie Chang, Pin-Jie Lin, Yang Li +6

Language model pretraining generally targets a broad range of use cases and incorporates data from diverse sources. However, there are instances where we desire a model that excels…

eess.AS2024★ 1 cited

High Fidelity Text-Guided Music Editing via Single-Stage Flow Matching

Gael Le Lan, Bowen Shi, Zhaoheng Ni +9

We introduce MelodyFlow, an efficient text-controllable high-fidelity music generation and editing model. It operates on continuous latent representations from a low frame rate 48…

cs.LG2024

Basis Selection: Low-Rank Decomposition of Pretrained Large Language Models for Target Applications

Yang Li, Daniel Agyei Asante, Changsheng Zhao +3

Large language models (LLMs) significantly enhance the performance of various applications, but they are computationally intensive and energy-demanding. This makes it challenging t…

cs.LG2024★ 11 cited

MobileLLM: Optimizing Sub-billion Parameter Language Models for On-Device Use Cases

Zechun Liu, Changsheng Zhao, Forrest Iandola +9

This paper addresses the growing need for efficient large language models (LLMs) on mobile devices, driven by increasing cloud costs and latency concerns. We focus on designing top…

cs.SD2024

Breaking Down Power Barriers in On-Device Streaming ASR: Insights and Solutions

Yang Li, Yuan Shangguan, Yuhao Wang +5

Power consumption plays a crucial role in on-device streaming speech recognition, significantly influencing the user experience. This study explores how the configuration of weight…

cs.SD2023★ 1 cited

On The Open Prompt Challenge In Conditional Audio Generation

Ernie Chang, Sidd Srinivasan, Mahi Luthra +8

Text-to-audio generation (TTA) produces audio from a text description, learning from pairs of audio samples and hand-annotated text. However, commercializing audio generation is ch…

cs.SD2023★ 1 cited

In-Context Prompt Editing For Conditional Audio Generation

Ernie Chang, Pin-Jie Lin, Yang Li +6

Distributional shift is a central challenge in the deployment of machine learning models as they can be ill-equipped for real-world data. This is particularly evident in text-to-au…

eess.AS2023★ 1 cited

TorchAudio 2.1: Advancing speech recognition, self-supervised learning, and audio processing components for PyTorch

Jeff Hwang, Moto Hira, Caroline Chen +21

TorchAudio is an open-source audio and speech processing library built for PyTorch. It aims to accelerate the research and development of audio and speech technologies by providing…