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Few-shot relation reasoning on knowledge graphs (FS-KGR) aims to infer long-tail data-poor relations, which has drawn increasing attention these years due to its practicalities. The pre-training of previous methods needs to manually…

Machine Learning · Computer Science 2024-10-28 Lingyuan Meng , Ke Liang , Bin Xiao , Sihang Zhou , Yue Liu , Meng Liu , Xihong Yang , Xinwang Liu

Spoken keyword spotting (KWS) deals with the identification of keywords in audio streams and has become a fast-growing technology thanks to the paradigm shift introduced by deep learning a few years ago. This has allowed the rapid embedding…

Sound · Computer Science 2021-11-23 Iván López-Espejo , Zheng-Hua Tan , John Hansen , Jesper Jensen

Zero-shot learning (ZSL) extends the conventional image classification technique to a more challenging situation where the test image categories are not seen in the training samples. Most studies on ZSL utilize side information such as…

Computer Vision and Pattern Recognition · Computer Science 2016-07-01 Zhong Ji , Yuzhong Xie , Yanwei Pang , Lei Chen , Zhongfei Zhang

The rise of highly convincing synthetic speech poses a growing threat to audio communications. Although existing Audio Deepfake Detection (ADD) methods have demonstrated good performance under clean conditions, their effectiveness drops…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-05 Haohan Shi , Xiyu Shi , Safak Dogan , Tianjin Huang , Yunxiao Zhang

Distributed reinforcement learning policies face network delays, jitter, and packet loss when deployed across edge devices and cloud servers. Standard RL training assumes zero-latency interaction, causing severe performance degradation…

Machine Learning · Computer Science 2026-03-16 Carlos Purves , Pietro Lio'

Keyword spotting and in particular Wake-Up-Word (WUW) detection is a very important task for voice assistants. A very common issue of voice assistants is that they get easily activated by background noise like music, TV or background speech…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-01 David Bonet , Guillermo Cámbara , Fernando López , Pablo Gómez , Carlos Segura , Jordi Luque

Robot audition systems with multiple microphone arrays have many applications in practice. However, accurate calibration of multiple microphone arrays remains challenging because there are many unknown parameters to be identified, including…

Zero-shot learning (ZSL) aims at recognizing unseen classes with knowledge transferred from seen classes. This is typically achieved by exploiting a semantic feature space (FS) shared by both seen and unseen classes, i.e., attributes or…

Machine Learning · Computer Science 2019-04-15 Jingcai Guo , Song Guo

Feature selection is essential for high-dimensional biomedical data, enabling stronger predictive performance, reduced computational cost, and improved interpretability in precision medicine applications. Existing approaches face notable…

Machine Learning · Computer Science 2026-01-07 Xiaoyan Sun , Qingyu Meng , Yalu Wen

User-defined keyword spotting is a task to detect new spoken terms defined by users. This can be viewed as a few-shot learning problem since it is unreasonable for users to define their desired keywords by providing many examples. To solve…

Machine Learning · Computer Science 2022-10-06 Wei-Tsung Kao , Yuan-Kuei Wu , Chia-Ping Chen , Zhi-Sheng Chen , Yu-Pao Tsai , Hung-Yi Lee

The detection of small objects is a challenging task in computer vision. Conventional object detection methods have difficulty in finding the balance between high detection and low false alarm rates. In the literature, some methods have…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Alina Ciocarlan , Sylvie Le Hegarat-Mascle , Sidonie Lefebvre , Arnaud Woiselle

In few-shot learning (FSL), the labeled samples are scarce. Thus, label errors can significantly reduce classification accuracy. Since label errors are inevitable in realistic learning tasks, improving the robustness of the model in the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Nan Xiang , Lifeng Xing , Dequan Jin

Text and vision foundation models can perform many tasks in a zero-shot setting, a desirable property that enables these systems to be applied in general and low-resource settings. There has been far less work, however, on the zero-shot…

Computation and Language · Computer Science 2024-03-29 Rao Ma , Adian Liusie , Mark J. F. Gales , Kate M. Knill

Speech large language models (speech-LLMs) integrate speech and text-based foundation models to provide a unified framework for handling a wide range of downstream tasks. In this paper, we introduce WHISMA, a speech-LLM tailored for spoken…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-30 Mohan Li , Cong-Thanh Do , Simon Keizer , Youmna Farag , Svetlana Stoyanchev , Rama Doddipatla

The high cost of acquiring and annotating samples has made the `few-shot' learning problem of prime importance. Existing works mainly focus on improving performance on clean data and overlook robustness concerns on the data perturbed with…

Computer Vision and Pattern Recognition · Computer Science 2022-11-04 Gaurav Kumar Nayak , Ruchit Rawal , Inder Khatri , Anirban Chakraborty

A cost-effective alternative to manual data labeling is weak supervision (WS), where data samples are automatically annotated using a predefined set of labeling functions (LFs), rule-based mechanisms that generate artificial labels for the…

Machine Learning · Computer Science 2024-01-05 Anastasiia Sedova , Benjamin Roth

This paper introduces the system submitted by the Yidun NISP team to the video keyword wakeup challenge. We propose a mandarin keyword spotting system (KWS) with several novel and effective improvements, including a big backbone (B) model,…

Computation and Language · Computer Science 2021-12-06 Yuting Yang , Binbin Du , Yingxin Zhang , Wenxuan Wang , Yuke Li

Open-vocabulary keyword spotting (KWS) in continuous speech streams holds significant practical value across a wide range of real-world applications. While increasing attention has been paid to the role of different modalities in KWS, their…

Sound · Computer Science 2025-12-18 Kewei Li , Yinan Zhong , Xiaotao Liang , Tianchi Dai , Shaofei Xue

Multi-sensor fusion systems (MSFs) play a vital role as the perception module in modern autonomous vehicles (AVs). Therefore, ensuring their robustness against common and realistic adversarial semantic transformations, such as rotation and…

Machine Learning · Computer Science 2024-03-05 Zijian Huang , Wenda Chu , Linyi Li , Chejian Xu , Bo Li

To segment a signal into blocks to be analyzed, few-shot keyword spotting (KWS) systems often utilize a sliding window of fixed size. Because of the varying lengths of different keywords or their spoken instances, choosing the right window…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-15 Kevin Wilkinghoff , Alessia Cornaggia-Urrigshardt