activity
20242026
collaborators

6 papers

cs.CL2026

From Awareness to Adherence: Bridging the Context Gap in Spoken Dialogue Systems via Context-Aware Decoding

Che Hyun Lee, Heeseung Kim, Sungroh Yoon

Despite the success of end-to-end (E2E) spoken dialogue systems, maintaining strict context adherence in multi-round conversations remains a challenge. While prior works attribute…

cs.CL2026

Still Between Us? Evaluating and Improving Voice Assistant Robustness to Third-Party Interruptions

Dongwook Lee, Eunwoo Song, Che Hyun Lee +2

While recent Spoken Language Models (SLMs) have been actively deployed in real-world scenarios, they lack the capability to discern Third-Party Interruptions (TPI) from the primary…

cs.CL2025

EdiText: Controllable Coarse-to-Fine Text Editing with Diffusion Language Models

Che Hyun Lee, Heeseung Kim, Jiheum Yeom +1

We propose EdiText, a controllable text editing method that modifies the reference text to desired attributes at various scales. We integrate an SDEdit-based editing technique that…

cs.SD2025

Does Your Voice Assistant Remember? Analyzing Conversational Context Recall and Utilization in Voice Interaction Models

Heeseung Kim, Che Hyun Lee, Sangkwon Park +4

Recent advancements in multi-turn voice interaction models have improved user-model communication. However, while closed-source models effectively retain and recall past utterances…

cs.SD2024

NanoVoice: Efficient Speaker-Adaptive Text-to-Speech for Multiple Speakers

Nohil Park, Heeseung Kim, Che Hyun Lee +3

We present NanoVoice, a personalized text-to-speech model that efficiently constructs voice adapters for multiple speakers simultaneously. NanoVoice introduces a batch-wise speaker…

cs.SD2024

VoiceGuider: Enhancing Out-of-Domain Performance in Parameter-Efficient Speaker-Adaptive Text-to-Speech via Autoguidance

Jiheum Yeom, Heeseung Kim, Jooyoung Choi +3

When applying parameter-efficient finetuning via LoRA onto speaker adaptive text-to-speech models, adaptation performance may decline compared to full-finetuned counterparts, espec…