Zhihang Xie

@zhihangxie.bsky.social

🚀 New paper: Speech-XL for long-form SpeechLLMs 📄 arxiv.org/abs/2602.05373 🧩 Uses Speech Summarization Tokens to compress local speech intervals into compact KV states efficiently. ✨ Improves long-form speech understanding while reducing memory and FLOPs on 10-minute audio.

Speech-XL: Towards Long-Form Speech Understanding in Large Speech Language Models

Despite the growing success of Large Speech Language Models (LSLMs) in processing short-term acoustic signals, their extension to long-form audio understanding is severely bottlenecked. This limitatio...

arxiv.org

🚀 New paper: Detecting Hallucinations in SpeechLLMs at Inference Time Using Attention Maps 📄 arxiv.org/abs/2604.19565 🧩 Lightweight inference-time detection for SpeechLLM hallucinations using audio-focused attention features. ✨ Attention classifiers outperform uncertainty baselines on ASR and S2TT.

Detecting Hallucinations in SpeechLLMs at Inference Time Using Attention Maps

Hallucinations in Speech Large Language Models (SpeechLLMs) pose significant risks, yet existing detection methods typically rely on gold-standard outputs that are costly or impractical to obtain. Mor...

arxiv.org

🚀 Boost rare-phrase translation in speech! Uses **bilingual dictionaries** (e.g., "climate change"→"Klimawandel") to dynamically bias outputs. ✅ **+21%** recall in streaming ST ✅ **+85%** in multimodal LLMs 🔗: arxiv.org/abs/2506.09175

PHRASED: Phrase Dictionary Biasing for Speech Translation

Phrases are essential to understand the core concepts in conversations. However, due to their rare occurrence in training data, correct translation of phrases is challenging in speech translation task...

arxiv.org

🔍 Stiamo studiando come l'AI viene usata in Italia e per farlo abbiamo costruito un sondaggio! 👉 bit.ly/sondaggio_ai... (è anonimo, richiede ~10 minuti, e se partecipi o lo fai girare ci aiuti un sacco🙏) Ci interessa anche raggiungere persone che non si occupano e non sono esperte di AI!

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