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Understanding the vulnerability of large-scale pre-trained vision-language models like CLIP against adversarial attacks is key to ensuring zero-shot generalization capacity on various downstream tasks. State-of-the-art defense mechanisms…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Fan Yang , Mingxuan Xia , Sangzhou Xia , Chicheng Ma , Hui Hui

Fine-tuning Large Language Models (LLMs) typically involves updating at least a few billions of parameters. A more parameter-efficient approach is Prompt Tuning (PT), which updates only a few learnable tokens, and differently, In-Context…

计算与语言 · 计算机科学 2024-10-23 Tsachi Blau , Moshe Kimhi , Yonatan Belinkov , Alexander Bronstein , Chaim Baskin

With the rapid advancement of multimodal learning, pre-trained Vision-Language Models (VLMs) such as CLIP have demonstrated remarkable capacities in bridging the gap between visual and language modalities. However, these models remain…

计算机视觉与模式识别 · 计算机科学 2024-08-20 Jiaming Zhang , Xingjun Ma , Xin Wang , Lingyu Qiu , Jiaqi Wang , Yu-Gang Jiang , Jitao Sang

Pre-trained Vision-Language Models (VLMs) have recently shown promise in detecting anomalies. However, previous approaches are fundamentally limited by their reliance on human-designed prompts and the lack of accessible anomaly samples,…

计算机视觉与模式识别 · 计算机科学 2025-08-25 Pi-Wei Chen , Jerry Chun-Wei Lin , Wei-Han Chen , Jia Ji , Zih-Ching Chen , Feng-Hao Yeh , Chao-Chun Chen

Large pre-trained Vision Language Models (VLMs) demonstrate excellent generalization capabilities but remain highly susceptible to adversarial examples, posing potential security risks. To improve the robustness of VLMs against adversarial…

计算机视觉与模式识别 · 计算机科学 2025-12-19 Shiji Zhao , Qihui Zhu , Shukun Xiong , Shouwei Ruan , Maoxun Yuan , Jialing Tao , Jiexi Liu , Ranjie Duan , Jie Zhang , Jie Zhang , Xingxing Wei

This work introduces a new multi-task, parameter-efficient language model (LM) tuning method that learns to transfer knowledge across different tasks via a mixture of soft prompts-small prefix embedding vectors pre-trained for different…

计算与语言 · 计算机科学 2022-12-02 Akari Asai , Mohammadreza Salehi , Matthew E. Peters , Hannaneh Hajishirzi

Federated Prompt Tuning (FPT) is an efficient method for cross-client collaborative fine-tuning of large Vision-Language Models (VLMs). However, models tuned using FPT are vulnerable to adversarial attacks, leading to misclassification in…

计算机视觉与模式识别 · 计算机科学 2025-09-10 Kun Zhai , Siheng Chen , Xingjun Ma , Yu-Gang Jiang

Cross-topic automated essay scoring (AES) aims to develop a transferable model capable of effectively evaluating essays on a target topic. A significant challenge in this domain arises from the inherent discrepancies between topics. While…

计算与语言 · 计算机科学 2025-08-11 Chunyun Zhang , Hongyan Zhao , Chaoran Cui , Qilong Song , Zhiqing Lu , Shuai Gong , Kailin Liu

Prompt-based learning is a new language model training paradigm that adapts the Pre-trained Language Models (PLMs) to downstream tasks, which revitalizes the performance benchmarks across various natural language processing (NLP) tasks.…

计算与语言 · 计算机科学 2024-04-10 Yue Xu , Wenjie Wang

Modern zero-shot text-to-speech (TTS) systems, despite using extensive pre-training, often struggle in challenging scenarios such as tongue twisters, repeated words, code-switching, and cross-lingual synthesis, leading to intelligibility…

声音 · 计算机科学 2025-06-09 Xueyao Zhang , Yuancheng Wang , Chaoren Wang , Ziniu Li , Zhuo Chen , Zhizheng Wu

Accent conversion aims to convert the accent of a source speech to a target accent, meanwhile preserving the speaker's identity. This paper introduces a novel non-autoregressive framework for accent conversion that learns accent-agnostic…

计算与语言 · 计算机科学 2024-01-09 Xi Chen , Jiakun Pei , Liumeng Xue , Mingyang Zhang

The performance of voice-controlled systems is usually influenced by accented speech. To make these systems more robust, the frontend accent recognition (AR) technologies have received increased attention in recent years. As accent is a…

音频与语音处理 · 电气工程与系统科学 2021-05-06 Zhan Zhang , Xi Chen , Yuehai Wang , Jianyi Yang

We propose a novel prompt tuning method called CoAPT(Context Attribute words in Prompt Tuning) for few/zero-shot image classification. The core motivation is that attributes are descriptive words with rich information about a given concept.…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Gun Lee , Subin An , Sungyong Baik , Soochahn Lee

Adversarial domain-invariant training (ADIT) proves to be effective in suppressing the effects of domain variability in acoustic modeling and has led to improved performance in automatic speech recognition (ASR). In ADIT, an auxiliary…

机器学习 · 计算机科学 2019-04-30 Zhong Meng , Jinyu Li , Yifan Gong

Speech-enabled systems typically first convert audio to text through an automatic speech recognition (ASR) model and then feed the text to downstream natural language processing (NLP) modules. The errors of the ASR system can seriously…

计算与语言 · 计算机科学 2021-03-26 Tong Cui , Jinghui Xiao , Liangyou Li , Xin Jiang , Qun Liu

Lately, the self-attention mechanism has marked a new milestone in the field of automatic speech recognition (ASR). Nevertheless, its performance is susceptible to environmental intrusions as the system predicts the next output symbol…

音频与语音处理 · 电气工程与系统科学 2021-04-06 Lujun Li , Yikai Kang , Yuchen Shi , Ludwig Kürzinger , Tobias Watzel , Gerhard Rigoll

End-to-End Automatic Speech Recognition (ASR) has advanced significantly yet still struggles with rare and domain-specific entities. This paper introduces a simple yet efficient prompt-based biasing technique for contextualized ASR,…

音频与语音处理 · 电气工程与系统科学 2026-01-21 Bo Ren , Yu Shi , Jinyu Li

Soft prompt tuning is a widely studied parameter-efficient fine-tuning method. However, it has a clear drawback: many soft tokens must be inserted into the input sequences to guarantee downstream performance. As a result, soft prompt tuning…

计算与语言 · 计算机科学 2024-06-10 Wei Zhu , Aaron Xuxiang Tian , Congrui Yin , Yuan Ni , Xiaoling Wang , Guotong Xie

The effects of language mismatch impact speech anti-spoofing systems, while investigations and quantification of these effects remain limited. Existing anti-spoofing datasets are mainly in English, and the high cost of acquiring…

音频与语音处理 · 电气工程与系统科学 2024-10-22 Tianchi Liu , Ivan Kukanov , Zihan Pan , Qiongqiong Wang , Hardik B. Sailor , Kong Aik Lee

In this study, we propose a novel noise adaptive speech enhancement (SE) system, which employs a domain adversarial training (DAT) approach to tackle the issue of a noise type mismatch between the training and testing conditions. Such a…

声音 · 计算机科学 2019-07-02 Chien-Feng Liao , Yu Tsao , Hung-Yi Lee , Hsin-Min Wang