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Hao Gu

12 accepted papers

2026

Evaluating and Rewarding LALMs for Expressive Role-Play TTS via Mean Continuation Log-Probability

ICML 2026poster

Recent advances in Large Audio Language Models (LALMs) have extended Text-to-Speech (TTS) to interactive role-play scenarios, which demand high expressiveness and strict adherence to role-play instructions. However, existing models struggle to maintain stylistic consistency with character profiles a…

Cited by 0SourcecodeScholar
2026

IndexMem: Learned KV-Cache Eviction with Latent Memory for Long-Context LLM Inference

ICML 2026poster

Large Language Models (LLMs) are increasingly expected to operate over long contexts, yet standard softmax attention incurs a KV cache that grows linearly with sequence length, quickly becoming the bottleneck for long context inference. A practical remedy is to evict less important KV entries; howev…

Cited by 0SourceScholar
2026

OV-InstructTTS: Towards Open-Vocabulary Instruct Text-to-Speech

ICASSP 2026oral

Instruct Text-to-Speech (InstructTTS) leverages natural language descriptions as style prompts to guide speech synthesis. However, existing InstructTTS methods mainly rely on a direct combination of audio-related labels or their diverse rephrasings, making it difficult to handle flexible, high-level…

Cited by 0SourcePDFScholar
2026

Outlier Matters: Efficient Long-to-Short Reasoning via Outlier-Guided Model Merging

AAAI 2026technical

Large Reasoning Language Models (LRMs) have recently shown remarkable performance in complex reasoning tasks, but their extensive reasoning chains incur substantial computational overhead. To address this challenge, we propose Outlier-aware Reasoning Conciseness Adaptive Merge (ORCA), a novel plug-a

Cited by 0SourcePDFScholar
2026

Spectral Imbalance Causes Forgetting in Low-Rank Continual Adaptation

ICML 2026poster

Parameter-efficient continual learning aims to adapt pre-trained models to sequential tasks without forgetting previously acquired knowledge. Most existing approaches treat continual learning as avoiding interference with past updates, rather than considering what properties make the current task-sp…

Cited by 0SourceScholar
2026

Sub-MoE: Efficient Mixture-of-Expert LLMs Compression via Subspace Expert Merging

AAAI 2026technical

Mixture of Experts (MoE) LLMs face significant obstacles due to their massive parameter scale, which imposes memory, storage, and deployment challenges. Although recent expert merging methods aim to achieve greater efficiency by consolidating several experts, they are fundamentally hindered by param

Cited by 0SourcePDFScholar
2025

Delta Decompression for MoE-based LLMs Compression

ICML 2025poster

Mixture-of-Experts (MoE) architectures in large language models (LLMs) achieve exceptional performance, but face prohibitive storage and memory requirements. To address these challenges, we present $D^2$-MoE, a new delta decompression compressor for reducing the parameters of MoE LLMs. Based on obse…

2025

MoE-SVD: Structured Mixture-of-Experts LLMs Compression via Singular Value Decomposition

ICML 2025poster

Mixture of Experts (MoE) architecture improves Large Language Models (LLMs) with better scaling, but its higher parameter counts and memory demands create challenges for deployment. In this paper, we present MoE-SVD, a new decomposition-based compression framework tailored for MoE LLMs without any e…

2025

OV-MER: Towards Open-Vocabulary Multimodal Emotion Recognition

ICML 2025poster

Multimodal Emotion Recognition (MER) is a critical research area that seeks to decode human emotions from diverse data modalities. However, existing machine learning methods predominantly rely on predefined emotion taxonomies, which fail to capture the inherent complexity, subtlety, and multi-apprai…

2025

Region-Based Optimization in Continual Learning for Audio Deepfake Detection

AAAI 2025technical

Rapid advancements in speech synthesis and voice conversion bring convenience but also new security risks, creating an urgent need for effective audio deepfake detection. Although current models perform well, their effectiveness diminishes when confronted with the diverse and evolving nature of real…

2024

NLoPT: N-gram Enhanced Low-Rank Task Adaptive Pre-training for Efficient Language Model Adaption

COLING 2024main

Pre-trained Language Models (PLMs) like BERT have achieved superior performance on different downstream tasks, even when such a model is trained on a general domain. Moreover, recent studies have shown that continued pre-training on task-specific data, known as task adaptive pre-training (TAPT), can…

Cited by 1SourcePDFScholar