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Feature selection places an important role in improving the performance of outlier detection, especially for noisy data. Existing methods usually perform feature selection and outlier scoring separately, which would select feature subsets…

机器学习 · 计算机科学 2020-01-17 Li Cheng , Yijie Wang , Xinwang Liu , Bin Li

In self-supervised learning for speaker recognition, pseudo labels are useful as the supervision signals. It is a known fact that a speaker recognition model doesn't always benefit from pseudo labels due to their unreliability. In this…

音频与语音处理 · 电气工程与系统科学 2022-07-15 Ruijie Tao , Kong Aik Lee , Rohan Kumar Das , Ville Hautamäki , Haizhou Li

Self-detection for Large Language Models (LLMs) seeks to evaluate the trustworthiness of the LLM's output by leveraging its own capabilities, thereby alleviating the issue of output hallucination. However, existing self-detection approaches…

计算与语言 · 计算机科学 2024-09-30 Moxin Li , Wenjie Wang , Fuli Feng , Fengbin Zhu , Qifan Wang , Tat-Seng Chua

Deep neural networks (DNNs) have been shown to over-fit a dataset when being trained with noisy labels for a long enough time. To overcome this problem, we present a simple and effective method self-ensemble label filtering (SELF) to…

计算机视觉与模式识别 · 计算机科学 2019-10-07 Duc Tam Nguyen , Chaithanya Kumar Mummadi , Thi Phuong Nhung Ngo , Thi Hoai Phuong Nguyen , Laura Beggel , Thomas Brox

Transformer-based neural networks, empowered by Self-Supervised Learning (SSL), have demonstrated unprecedented performance across various domains. However, related literature suggests that tabular Transformers may struggle to outperform…

Multi-domain fake news detection aims to identify whether various news from different domains is real or fake and has become urgent and important. However, existing methods are dedicated to improving the overall performance of fake news…

计算与语言 · 计算机科学 2023-12-05 Jiayang Li , Xuan Feng , Tianlong Gu , Liang Chang

Autoregressive language models are widely used for text evaluation, however, their left-to-right factorization introduces positional bias, i.e., early tokens are scored with only leftward context, conflating architectural asymmetry with…

计算与语言 · 计算机科学 2026-05-13 Wen Lai , Yingli Shen , Dingnan Jin , Qing Cui , Jun Zhou , Maosong Sun , Alexander Fraser

Recent studies in deepfake detection have yielded promising results when the training and testing face forgeries are from the same dataset. However, the problem remains challenging when one tries to generalize the detector to forgeries…

计算机视觉与模式识别 · 计算机科学 2022-04-04 Liang Chen , Yong Zhang , Yibing Song , Lingqiao Liu , Jue Wang

This paper describes a submission to the Environment-Aware Speech and Sound Deepfake Detection Challenge (ESDD2) 2026, which addresses component-level deepfake detection using the CompSpoofV2 dataset, where speech and environmental sounds…

声音 · 计算机科学 2026-05-06 Khalid Zaman , Qixuan Huang , Muhammad Uzair , Masashi Unoki

Achieving robust generalization in speech deepfake detection (SDD) remains a primary challenge, as models often fail to detect unseen forgery methods. While research has focused on model-centric and algorithm-centric solutions, the impact…

声音 · 计算机科学 2025-12-30 Wen Huang , Yuchen Mao , Yanmin Qian

Deepfake detection is a long-established research topic vital for mitigating the spread of malicious misinformation. Unlike prior methods that provide either binary classification results or textual explanations separately, we introduce a…

计算机视觉与模式识别 · 计算机科学 2025-03-27 Xiao Guo , Xiufeng Song , Yue Zhang , Xiaohong Liu , Xiaoming Liu

Recent advancements in neural language modelling make it possible to rapidly generate vast amounts of human-sounding text. The capabilities of humans and automatic discriminators to detect machine-generated text have been a large source of…

计算与语言 · 计算机科学 2020-05-11 Daphne Ippolito , Daniel Duckworth , Chris Callison-Burch , Douglas Eck

Effective computational search holds great potential for aiding the discovery of High-Temperature Superconductors (HTSs), especially given the lack of systematic methods for their discovery. Recent progress has been made in this area with…

超导电性 · 物理学 2024-05-10 Samuel Yuan , S. V. Dordevic

Zero-shot text-to-speech (TTS) aims to synthesize voices with unseen speech prompts, which significantly reduces the data and computation requirements for voice cloning by skipping the fine-tuning process. However, the prompting mechanisms…

音频与语音处理 · 电气工程与系统科学 2024-04-11 Ziyue Jiang , Jinglin Liu , Yi Ren , Jinzheng He , Zhenhui Ye , Shengpeng Ji , Qian Yang , Chen Zhang , Pengfei Wei , Chunfeng Wang , Xiang Yin , Zejun Ma , Zhou Zhao

The promising performance of Deep Neural Networks (DNNs) in text classification, has attracted researchers to use them for fraud review detection. However, the lack of trusted labeled data has limited the performance of the current…

机器学习 · 计算机科学 2021-03-18 Saeedreza Shehnepoor , Roberto Togneri , Wei Liu , Mohammed Bennamoun

The growing sophistication of speech generated by Artificial Intelligence (AI) has introduced new challenges in audio deepfake detection. Text-to-speech (TTS) and voice conversion (VC) technologies can create highly convincing synthetic…

声音 · 计算机科学 2026-03-17 Vamshi Nallaguntla , Aishwarya Fursule , Shruti Kshirsagar , Anderson R. Avila

While there has been much recent progress using deep learning techniques to separate speech and music audio signals, these systems typically require large collections of isolated sources during the training process. When extending audio…

声音 · 计算机科学 2020-09-01 Fatemeh Pishdadian , Gordon Wichern , Jonathan Le Roux

Text to speech (TTS) and automatic speech recognition (ASR) are two dual tasks in speech processing and both achieve impressive performance thanks to the recent advance in deep learning and large amount of aligned speech and text data.…

音频与语音处理 · 电气工程与系统科学 2020-07-28 Yi Ren , Xu Tan , Tao Qin , Sheng Zhao , Zhou Zhao , Tie-Yan Liu

This study introduces LENS-DF, a novel and comprehensive recipe for training and evaluating audio deepfake detection and temporal localization under complicated and realistic audio conditions. The generation part of the recipe outputs…

声音 · 计算机科学 2025-07-25 Xuechen Liu , Wanying Ge , Xin Wang , Junichi Yamagishi

A long-standing issue with deep learning is the need for large and consistently labeled datasets. Although the current research in semi-supervised learning can decrease the required amount of annotated data by a factor of 10 or even more,…

计算机视觉与模式识别 · 计算机科学 2021-10-20 Lars Schmarje , Johannes Brünger , Monty Santarossa , Simon-Martin Schröder , Rainer Kiko , Reinhard Koch