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In this paper, we propose a framework for environmental sound classification in a low-data context (less than 100 labeled examples per class). We show that using pre-trained image classification models along with the usage of data…

声音 · 计算机科学 2019-09-30 Sainath Adapa

We consider the problem of semantic image segmentation using deep convolutional neural networks. We propose a novel network architecture called the label refinement network that predicts segmentation labels in a coarse-to-fine fashion at…

计算机视觉与模式识别 · 计算机科学 2017-03-03 Md Amirul Islam , Shujon Naha , Mrigank Rochan , Neil Bruce , Yang Wang

Despite online learning (OL) techniques have boosted the performance of semi-supervised video object segmentation (VOS) methods, the huge time costs of OL greatly restrict their practicality. Matching based and propagation based methods run…

计算机视觉与模式识别 · 计算机科学 2020-05-29 Ziqin Wang , Jun Xu , Li Liu , Fan Zhu , Ling Shao

Active learning aims to address the paucity of labeled data by finding the most informative samples. However, when applying to semantic segmentation, existing methods ignore the segmentation difficulty of different semantic areas, which…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Shuai Xie , Zunlei Feng , Ying Chen , Songtao Sun , Chao Ma , Mingli Song

Audio chaptering, the task of segmenting long-form audio into coherent sections, is increasingly important for navigating podcasts, lectures, and videos. Despite its relevance, research remains limited and text-based, leaving key questions…

声音 · 计算机科学 2026-05-29 Fabian Retkowski , Maike Züfle , Thai Binh Nguyen , Jan Niehues , Alexander Waibel

Speaker recognition systems are widely used in various applications to identify a person by their voice; however, the high degree of variability in speech signals makes this a challenging task. Dealing with emotional variations is very…

声音 · 计算机科学 2022-01-11 Ali Bou Nassif , Ismail Shahin , Ashraf Elnagar , Divya Velayudhan , Adi Alhudhaif , Kemal Polat

Segmenting cytoskeletal filaments in microscopy images is essential for studying their roles in cellular processes. However, this task is highly challenging due to the fine, densely packed, and intertwined nature of these structures.…

定量方法 · 定量生物学 2026-04-23 Achraf Ait Laydi , Louis Cueff , Mewen Crespo , Yousef El Mourabit , Hélène Bouvrais

Automated fetal head segmentation in ultrasound images is critical for accurate biometric measurements in prenatal care. While existing deep learning approaches have achieved a reasonable performance, they struggle with issues like low…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Ammar Bhilwarawala , Mainak Bandyopadhyay

This paper considers a semi-supervised learning framework for weakly labeled polyphonic sound event detection problems for the DCASE 2019 challenge's task4 by combining both the tri-training and adversarial learning. The goal of the task4…

声音 · 计算机科学 2019-10-16 Hyoungwoo Park , Sungrack Yun , Jungyun Eum , Janghoon Cho , Kyuwoong Hwang

Text segmentation is a prerequisite in many real-world text-related tasks, e.g., text style transfer, and scene text removal. However, facing the lack of high-quality datasets and dedicated investigations, this critical prerequisite has…

计算机视觉与模式识别 · 计算机科学 2020-12-01 Xingqian Xu , Zhifei Zhang , Zhaowen Wang , Brian Price , Zhonghao Wang , Humphrey Shi

Readability assessment aims to evaluate the reading difficulty of a text. In recent years, while deep learning technology has been gradually applied to readability assessment, most approaches fail to consider either the length of the text…

计算与语言 · 计算机科学 2025-11-27 Yurui Zheng , Yijun Chen , Shaohong Zhang

Auscultatory analysis using an electronic stethoscope has attracted increasing attention in the clinical diagnosis of respiratory diseases. Recently, neural networks have been applied to assist in respiratory sound classification with…

声音 · 计算机科学 2025-04-25 Jiadong Xie , Yunlian Zhou , Mingsheng Xu

Sound event detection (SED) is the task of tagging the absence or presence of audio events and their corresponding interval within a given audio clip. While SED can be done using supervised machine learning, where training data is fully…

声音 · 计算机科学 2021-02-08 Heinrich Dinkel , Mengyue Wu , Kai Yu

Label propagation is a popular technique for anatomical segmentation. In this work, we propose a novel deep framework for label propagation based on non-local label fusion. Our framework, named CompareNet, incorporates subnets for both…

计算机视觉与模式识别 · 计算机科学 2019-10-14 Yuan Liang , Weinan Song , J. P. Dym , Kun Wang , Lei He

We develop two complementary advances for training no-reference (NR) speech quality estimators with independent datasets. Multi-dataset finetuning (MDF) pretrains an NR estimator on a single dataset and then finetunes it on multiple…

音频与语音处理 · 电气工程与系统科学 2024-09-27 Jaden Pieper , Stephen D. Voran

The performances of Sound Event Detection (SED) systems are greatly limited by the difficulty in generating large strongly labeled dataset. In this work, we used two main approaches to overcome the lack of strongly labeled data. First, we…

音频与语音处理 · 电气工程与系统科学 2021-09-15 Hyeonuk Nam , Byeong-Yun Ko , Gyeong-Tae Lee , Seong-Hu Kim , Won-Ho Jung , Sang-Min Choi , Yong-Hwa Park

Audio-based multimedia retrieval tasks may identify semantic information in audio streams, i.e., audio concepts (such as music, laughter, or a revving engine). Conventional Gaussian-Mixture-Models have had some success in classifying a…

音频与语音处理 · 电气工程与系统科学 2017-10-13 Mirco Ravanelli , Benjamin Elizalde , Karl Ni , Gerald Friedland

Deep neural networks (DNNs) have demonstrated exceptional performance across various image segmentation tasks. However, the process of preparing datasets for training segmentation DNNs is both labor-intensive and costly, as it typically…

计算机视觉与模式识别 · 计算机科学 2025-01-24 Yixin Zhang , Shen Zhao , Hanxue Gu , Maciej A. Mazurowski

Dilated convolution with learnable spacings (DCLS) is a recent convolution method in which the positions of the kernel elements are learned throughout training by backpropagation. Its interest has recently been demonstrated in computer…

声音 · 计算机科学 2023-11-23 Ismail Khalfaoui-Hassani , Timothée Masquelier , Thomas Pellegrini

This paper proposes a benchmark of submissions to Detection and Classification Acoustic Scene and Events 2021 Challenge (DCASE) Task 4 representing a sampling of the state-of-the-art in Sound Event Detection task. The submissions are…

音频与语音处理 · 电气工程与系统科学 2024-01-02 Francesca Ronchini , Romain Serizel