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Weakly supervised semantic segmentation (WSSS) has recently attracted considerable attention because it requires fewer annotations than fully supervised approaches, making it especially promising for large-scale image segmentation tasks.…

计算机视觉与模式识别 · 计算机科学 2025-05-30 Lechao Cheng , Zerun Liu , Jingxuan He , Chaowei Fang , Dingwen Zhang , Meng Wang

Outdoor acoustic events detection is an exciting research field but challenged by the need for complex algorithms and deep learning techniques, typically requiring many computational, memory, and energy resources. This challenge discourages…

音频与语音处理 · 电气工程与系统科学 2020-01-30 Gianmarco Cerutti , Rahul Prasad , Alessio Brutti , Elisabetta Farella

Weakly supervised object detection has recently received much attention, since it only requires image-level labels instead of the bounding-box labels consumed in strongly supervised learning. Nevertheless, the save in labeling expense is…

计算机视觉与模式识别 · 计算机科学 2018-02-13 Jiajie Wang , Jiangchao Yao , Ya Zhang , Rui Zhang

Acoustic environments affect acoustic characteristics of sound to be recognized by physically interacting with sound wave propagation. Thus, training acoustic models for audio and speech tasks requires regularization on various acoustic…

音频与语音处理 · 电气工程与系统科学 2022-02-08 Hyeonuk Nam , Seong-Hu Kim , Yong-Hwa Park

Most existing RGB-based trackers target low frame rate benchmarks of around 30 frames per second. This setting restricts the tracker's functionality in the real world, especially for fast motion. Event-based cameras as bioinspired sensors…

计算机视觉与模式识别 · 计算机科学 2023-05-26 Jiqing Zhang , Yuanchen Wang , Wenxi Liu , Meng Li , Jinpeng Bai , Baocai Yin , Xin Yang

Multi-modal learning, particularly among imaging and linguistic modalities, has made amazing strides in many high-level fundamental visual understanding problems, ranging from language grounding to dense event captioning. However, much of…

计算机视觉与模式识别 · 计算机科学 2019-10-28 Tanzila Rahman , Bicheng Xu , Leonid Sigal

Visual events are usually accompanied by sounds in our daily lives. We pose the question: Can the machine learn the correspondence between visual scene and the sound, and localize the sound source only by observing sound and visual scene…

计算机视觉与模式识别 · 计算机科学 2019-02-18 Arda Senocak , Tae-Hyun Oh , Junsik Kim , Ming-Hsuan Yang , In So Kweon

Weakly-supervised object localization methods tend to fail for object classes that consistently co-occur with the same background elements, e.g. trains on tracks. We propose a method to overcome these failures by adding a very small amount…

计算机视觉与模式识别 · 计算机科学 2016-05-19 Alexander Kolesnikov , Christoph H. Lampert

Although prototypical network (ProtoNet) has proved to be an effective method for few-shot sound event detection, two problems still exist. Firstly, the small-scaled support set is insufficient so that the class prototypes may not represent…

声音 · 计算机科学 2022-06-07 Dongchao Yang , Helin Wang , Yuexian Zou , Zhongjie Ye , Wenwu Wang

When humans describe images they tend to use combinations of nouns and adjectives, corresponding to objects and their associated attributes respectively. To generate such a description automatically, one needs to model objects, attributes…

计算机视觉与模式识别 · 计算机科学 2015-04-02 Zhiyuan Shi , Yongxin Yang , Timothy M. Hospedales , Tao Xiang

The main scientific question of this year DCASE challenge, Task 4 - Sound Event Detection in Domestic Environments, is to investigate the types of data (strongly labeled synthetic data, weakly labeled data, unlabeled in domain data)…

声音 · 计算机科学 2020-01-23 Teck Kai Chan , Cheng Siong Chin , Ye Li

Overlapping sound events are ubiquitous in real-world environments, but existing end-to-end sound event detection (SED) methods still struggle to detect them effectively. A critical reason is that these methods represent overlapping events…

声音 · 计算机科学 2024-01-12 Yadong Guan , Jiqing Han , Hongwei Song , Wenjie Song , Guibin Zheng , Tieran Zheng , Yongjun He

Lack of shape guidance and label jitter caused by information deficiency of weak label are the main problems in 3D weakly-supervised object detection. Current weakly-supervised models often use heuristics or assumptions methods to infer…

计算机视觉与模式识别 · 计算机科学 2024-06-25 Zhaoxin Hu , Keyan Ren

To address the challenges of imbalanced multi-class datasets typically used for rare event detection in critical cyber-physical systems, we propose an optimal, efficient, and adaptable mixed integer programming (MIP) ensemble weighting…

机器学习 · 计算机科学 2025-04-16 Georgios Tertytchny , Georgios L. Stavrinides , Maria K. Michael

In this paper, we propose addressing the lack of strongly labeled data by using pseudo strongly labeled data approximated using Convolutive Nonnegative Matrix Factorization. Using this set of data, we then train a novel architecture called…

音频与语音处理 · 电气工程与系统科学 2021-08-03 Teck Kai Chan , Cheng Siong Chin

Event-based semantic segmentation explores the potential of event cameras, which offer high dynamic range and fine temporal resolution, to achieve robust scene understanding in challenging environments. Despite these advantages, the task…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Zhijiang Li , Haoran He

Determining the best method for training a machine learning algorithm is critical to maximizing its ability to classify data. In this paper, we compare the standard "fully supervised" approach (that relies on knowledge of event-by-event…

高能物理 - 唯象学 · 物理学 2018-03-29 Timothy Cohen , Marat Freytsis , Bryan Ostdiek

Self-supervised sound source localization is usually challenged by the modality inconsistency. In recent studies, contrastive learning based strategies have shown promising to establish such a consistent correspondence between audio and…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Tianyu Liu , Peng Zhang , Wei Huang , Yufei Zha , Tao You , Yanning Zhang

Linking sheet music images to audio recordings remains a key problem for the development of efficient cross-modal music retrieval systems. One of the fundamental approaches toward this task is to learn a cross-modal embedding space via deep…

声音 · 计算机科学 2023-09-22 Luis Carvalho , Tobias Washüttl , Gerhard Widmer

The weakly supervised instance segmentation is a challenging task. The existing methods typically use bounding boxes as supervision and optimize the network with a regularization loss term such as pairwise color affinity loss for instance…

计算机视觉与模式识别 · 计算机科学 2022-12-08 Siwei Yang , Longlong Jing , Junfei Xiao , Hang Zhao , Alan Yuille , Yingwei Li