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Machine hearing or listening represents an emerging area. Conventional approaches rely on the design of handcrafted features specialized to a specific audio task and that can hardly generalized to other audio fields. For example,…

计算机视觉与模式识别 · 计算机科学 2018-12-13 Imad Rida , Romain Hérault , Gilles Gasso

Contrastive learning has become pivotal in unsupervised representation learning, with frameworks like Momentum Contrast (MoCo) effectively utilizing large negative sample sets to extract discriminative features. However, traditional…

机器学习 · 计算机科学 2025-01-29 Duy Hoang , Huy Ngo , Khoi Pham , Tri Nguyen , Gia Bao , Huy Phan

Learning invariant representations via contrastive learning has seen state-of-the-art performance in domain generalization (DG). Despite such success, in this paper, we find that its core learning strategy -- feature alignment -- could…

计算机视觉与模式识别 · 计算机科学 2023-10-17 Yibing Liu , Chris Xing Tian , Haoliang Li , Shiqi Wang

Labeling videos at scale is impractical. Consequently, self-supervised visual representation learning is key for efficient video analysis. Recent success in learning image representations suggests contrastive learning is a promising…

计算机视觉与模式识别 · 计算机科学 2021-05-03 Nishant Rai , Ehsan Adeli , Kuan-Hui Lee , Adrien Gaidon , Juan Carlos Niebles

In this paper, we introduce a contrastive learning framework for keypoint detection (CoKe). Keypoint detection differs from other visual tasks where contrastive learning has been applied because the input is a set of images in which…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Yutong Bai , Angtian Wang , Adam Kortylewski , Alan Yuille

Having access to multi-modal cues (e.g. vision and audio) empowers some cognitive tasks to be done faster compared to learning from a single modality. In this work, we propose to transfer knowledge across heterogeneous modalities, even…

计算机视觉与模式识别 · 计算机科学 2021-04-23 Yanbei Chen , Yongqin Xian , A. Sophia Koepke , Ying Shan , Zeynep Akata

Slot Attention (SA) with pretrained diffusion models has recently shown promise for object-centric learning (OCL), but suffers from slot entanglement and weak alignment between object slots and image content. We propose Contrastive…

计算机视觉与模式识别 · 计算机科学 2026-02-20 Bac Nguyen , Yuhta Takida , Naoki Murata , Chieh-Hsin Lai , Toshimitsu Uesaka , Stefano Ermon , Yuki Mitsufuji

The common research goal of self-supervised learning is to extract a general representation which an arbitrary downstream task would benefit from. In this work, we investigate music audio representation learned from different contrastive…

声音 · 计算机科学 2022-07-12 Jeong Choi , Seongwon Jang , Hyunsouk Cho , Sehee Chung

3D captioning, which aims to describe the content of 3D scenes in natural language, remains highly challenging due to the inherent sparsity of point clouds and weak cross-modal alignment in existing methods. To address these challenges, we…

计算机视觉与模式识别 · 计算机科学 2025-04-15 Ting Huang , Zeyu Zhang , Yemin Wang , Hao Tang

Modeling various aspects that make a music piece unique is a challenging task, requiring the combination of multiple sources of information. Deep learning is commonly used to obtain representations using various sources of information, such…

声音 · 计算机科学 2021-04-05 Andres Ferraro , Xavier Favory , Konstantinos Drossos , Yuntae Kim , Dmitry Bogdanov

Recent unsupervised approaches to domain adaptation primarily focus on minimizing the gap between the source and the target domains through refining the feature generator, in order to learn a better alignment between the two domains. This…

机器学习 · 计算机科学 2020-10-08 Shuyang Dai , Yu Cheng , Yizhe Zhang , Zhe Gan , Jingjing Liu , Lawrence Carin

The diffusion-based Singing Voice Conversion (SVC) methods have achieved remarkable performances, producing natural audios with high similarity to the target timbre. However, the iterative sampling process results in slow inference speed,…

音频与语音处理 · 电气工程与系统科学 2024-01-04 Yiwen Lu , Zhen Ye , Wei Xue , Xu Tan , Qifeng Liu , Yike Guo

Many longitudinal neuroimaging studies aim to improve the understanding of brain aging and diseases by studying the dynamic interactions between brain function and cognition. Doing so requires accurate encoding of their multidimensional…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Yixin Wang , Wei Peng , Yu Zhang , Ehsan Adeli , Qingyu Zhao , Kilian M. Pohl

Active automata learning infers automaton models of systems from behavioral observations, a technique successfully applied to a wide range of domains. Compositional approaches have recently emerged to address scalability to concurrent…

机器学习 · 计算机科学 2026-04-02 Leo Henry , Thomas Neele , Mohammad Reza Mousavi , Matteo Sammartino

Contrastive Language-Image Pre-training (CLIP) has achieved success on multiple downstream tasks by aligning image and text modalities. However, the nature of global contrastive learning limits CLIP's ability to comprehend compositional…

计算机视觉与模式识别 · 计算机科学 2025-08-27 Xiaoxing Hu , Kaicheng Yang , Jun Wang , Haoran Xu , Ziyong Feng , Yupei Wang

General Continual Learning (GCL) aims at learning from non independent and identically distributed stream data without catastrophic forgetting of the old tasks that don't rely on task boundaries during both training and testing stages. We…

计算机视觉与模式识别 · 计算机科学 2023-01-02 Zhong Ji , Jin Li , Qiang Wang , Zhongfei Zhang

Machine hearing of the environmental sound is one of the important issues in the audio recognition domain. It gives the machine the ability to discriminate between the different input sounds that guides its decision making. In this work we…

声音 · 计算机科学 2022-07-20 Peter Ochieng , Dennis Kaburu

The availability of large, unlabeled datasets across various domains has contributed to the development of a plethora of methods that learn representations for multiple target (downstream) tasks through self-supervised pre-training. In this…

音频与语音处理 · 电气工程与系统科学 2025-10-06 Christos Garoufis , Athanasia Zlatintsi , Petros Maragos

Exploring large-scale pretrained foundation models is of significant interest in computer vision because these models can be quickly transferred to many downstream tasks. This paper presents Contrastive Captioner (CoCa), a minimalist design…

计算机视觉与模式识别 · 计算机科学 2022-06-15 Jiahui Yu , Zirui Wang , Vijay Vasudevan , Legg Yeung , Mojtaba Seyedhosseini , Yonghui Wu

Recently, neural networks have shown impressive progress across diverse fields, with speech processing being no exception. However, recent breakthroughs in this area require extensive offline training using large datasets and tremendous…

音频与语音处理 · 电气工程与系统科学 2024-06-05 Umberto Cappellazzo , Enrico Fini , Muqiao Yang , Daniele Falavigna , Alessio Brutti , Bhiksha Raj