English
Related papers

Related papers: Advancing Robust Underwater Acoustic Target Recogn…

200 papers

Sonar-based indoor mapping systems have been widely employed in robotics for several decades. While such systems are still the mainstream in underwater and pipe inspection settings, the vulnerability to noise reduced, over time, their…

Robotics · Computer Science 2024-09-19 Usama Saqib , Letizia Marchegiani , Jesper Rindom Jensen

In recent research, contrastive learning has proven to be a highly effective method for representation learning and is widely used for dense retrieval. However, we identify that relying solely on contrastive learning can lead to suboptimal…

Information Retrieval · Computer Science 2024-03-22 Yang Bai , Anthony Colas , Christan Grant , Daisy Zhe Wang

Synthetic aperture radar automatic target recognition (SAR ATR) is of considerable importance in marine navigation and disaster monitoring. However, the coherent speckle noise inherent in SAR imagery often obscures salient target features,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Yansong Lin , Zihan Cheng , Jielei Wang , Guoming Lua , Zongyong Cui

Accurately interpreting cardiac auscultation signals plays a crucial role in diagnosing and managing cardiovascular diseases. However, the paucity of labelled data inhibits classification models' training. Researchers have turned to…

Sound · Computer Science 2025-06-18 Leigh Abbott , Milan Marocchi , Matthew Fynn , Yue Rong , Sven Nordholm

With the advances in deep learning, the performance of end-to-end (E2E) single-task models for speech and audio processing has been constantly improving. However, it is still challenging to build a general-purpose model with high…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-21 Xiaoyu Yang , Qiujia Li , Chao Zhang , Phil Woodland

We study multi-task learning for two orthogonal speech technology tasks: speech and speaker recognition. We use wav2vec2 as a base architecture with two task-specific output heads. We experiment with different architectural decisions to mix…

Sound · Computer Science 2023-05-29 Nik Vaessen , David A. van Leeuwen

Distributed Acoustic Sensing (DAS) technology finds growing applications across various domains. However, data distribution disparities due to heterogeneous sensing environments pose challenges for data-driven artificial intelligence (AI)…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Kun Gui , Hongliang Ren , Shang Shi , Jin Lu , Changqiu Yu , Quanjun Cao , Guomin Gu , Qi Xuan

Solving depth estimation with monocular cameras enables the possibility of widespread use of cameras as low-cost depth estimation sensors in applications such as autonomous driving and robotics. However, learning such a scalable depth…

Computer Vision and Pattern Recognition · Computer Science 2020-07-30 Bin Cheng , Inderjot Singh Saggu , Raunak Shah , Gaurav Bansal , Dinesh Bharadia

Recently, metasurfaces have experienced revolutionary growth in the sensing and superresolution imaging field, due to their enabling of subwavelength manipulation of electromagnetic waves. However, the addition of metasurfaces multiplies…

Signal Processing · Electrical Eng. & Systems 2023-05-08 Jin Zhao , Huang Zhao Zhang , Ming-Zhe Chong , Yue-Yi Zhang , Zi-Wen Zhang , Zong-Kun Zhang , Chao-Hai Du , Pu-Kun Liu

This paper proposes an approach for anomalous sound detection that incorporates outlier exposure and inlier modeling within a unified framework by multitask learning. While outlier exposure-based methods can extract features efficiently, it…

Sound · Computer Science 2023-09-15 Yucong Zhang , Hongbin Suo , Yulong Wan , Ming Li

Constructing an embedding space for musical instrument sounds that can meaningfully represent new and unseen instruments is important for downstream music generation tasks such as multi-instrument synthesis and timbre transfer. The…

Audio and Speech Processing · Electrical Eng. & Systems 2021-12-28 Xuan Shi , Erica Cooper , Junichi Yamagishi

Research on multilingual speech recognition remains attractive yet challenging. Recent studies focus on learning shared structures under the multi-task paradigm, in particular a feature sharing structure. This approach has been found…

Computation and Language · Computer Science 2016-09-28 Zhiyuan Tang , Lantian Li , Dong Wang

We propose a novel deep neural network architecture for speech recognition that explicitly employs knowledge of the background environmental noise within a deep neural network acoustic model. A deep neural network is used to predict the…

Computation and Language · Computer Science 2016-10-03 Suyoun Kim , Bhiksha Raj , Ian Lane

We develop new algorithms for simultaneous learning of multiple tasks (e.g., image classification, depth estimation), and for adapting to unseen task/domain distributions within those high-level tasks (e.g., different environments). First,…

Machine Learning · Computer Science 2020-06-16 Kiran Lekkala , Laurent Itti

Despite recent advancements in offline multi-task reinforcement learning (MTRL) have harnessed the powerful capabilities of the Transformer architecture, most approaches focus on a limited number of tasks, with scaling to extremely massive…

Machine Learning · Computer Science 2025-06-02 Yilun Kong , Guozheng Ma , Qi Zhao , Haoyu Wang , Li Shen , Xueqian Wang , Dacheng Tao

Multi-task learning has recently emerged as a promising solution for a comprehensive understanding of complex scenes. In addition to being memory-efficient, multi-task models, when appropriately designed, can facilitate the exchange of…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Ivan Lopes , Tuan-Hung Vu , Raoul de Charette

In this paper, we introduce a new embedding model called M3-Embedding, which is distinguished for its versatility in \textit{Multi-Linguality}, \textit{Multi-Functionality}, and \textit{Multi-Granularity}. It provides a uniform support for…

Computation and Language · Computer Science 2025-12-15 Jianlv Chen , Shitao Xiao , Peitian Zhang , Kun Luo , Defu Lian , Zheng Liu

Auscultation remains a cornerstone of clinical practice, essential for both initial evaluation and continuous monitoring. Clinicians listen to the lung sounds and make a diagnosis by combining the patient's medical history and test results.…

Machine Learning · Computer Science 2025-05-13 June-Woo Kim , Sanghoon Lee , Miika Toikkanen , Daehwan Hwang , Kyunghoon Kim

Remotely detecting and classifying underwater acoustic targets is critical for environmental monitoring and defence. However, the complexity of ship-radiated and environmental noise poses significant challenges for accurate signal…

Machine Learning · Computer Science 2026-01-08 Lucas Cesar Ferreira Domingos , Russell Brinkworth , Paulo Eduardo Santos , Karl Sammut

This study presents a bio inspired signal processing framework for robust Underwater Acoustic Target Recognition (UATR). The latest state of the art methods often fail to resolve dense low frequency harmonic structures in vessel propulsion…

Sound · Computer Science 2026-05-07 Rajeshwar Tripathi , Sandeep Kumar , Monika Aggarwal , Neel Kanth Kundu