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Current state-of-the-art speech recognition systems build on recurrent neural networks for acoustic and/or language modeling, and rely on feature extraction pipelines to extract mel-filterbanks or cepstral coefficients. In this paper we…

计算与语言 · 计算机科学 2019-04-10 Neil Zeghidour , Qiantong Xu , Vitaliy Liptchinsky , Nicolas Usunier , Gabriel Synnaeve , Ronan Collobert

Image-based rigid 2D/3D registration is a critical technique for fluoroscopic guided surgical interventions. In recent years, some learning-based fully differentiable methods have produced beneficial outcomes while the process of feature…

图像与视频处理 · 电气工程与系统科学 2024-03-18 Minheng Chen , Zhirun Zhang , Shuheng Gu , Zhangyang Ge , Youyong Kong

Sound Event Detection and Localization (SELD) constitutes a complex task that depends on extensive multichannel audio recordings with annotated sound events and their respective locations. In this paper, we introduce a self-supervised…

音频与语音处理 · 电气工程与系统科学 2024-01-02 Orlem Lima dos Santos , Karen Rosero , Roberto de Alencar Lotufo

External influences such as traffic and environmental factors induce vibrations in structures, leading to material degradation over time. These vibrations result in cracks due to the material's lack of plasticity compromising structural…

机器学习 · 计算机科学 2024-07-02 Melanie Schaller , Daniel Schlör , Andreas Hotho

Sound Event Localization and Detection (SELD) is a problem related to the field of machine listening whose objective is to recognize individual sound events, detect their temporal activity, and estimate their spatial location. Thanks to the…

This work defines a new framework for performance evaluation of polyphonic sound event detection (SED) systems, which overcomes the limitations of the conventional collar-based event decisions, event F-scores and event error rates. The…

音频与语音处理 · 电气工程与系统科学 2020-02-17 Cagdas Bilen , Giacomo Ferroni , Francesco Tuveri , Juan Azcarreta , Sacha Krstulovic

Neural networks based on convolutional operations have achieved remarkable results in the field of deep learning, but there are two inherent flaws in standard convolutional operations. On the one hand, the convolution operation is confined…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Xin Zhang , Yingze Song , Tingting Song , Degang Yang , Yichen Ye , Jie Zhou , Liming Zhang

In image denoising networks, feature scaling is widely used to enlarge the receptive field size and reduce computational costs. This practice, however, also leads to the loss of high-frequency information and fails to consider within-scale…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Hao Shen , Zhong-Qiu Zhao , Wandi Zhang

We present region-based, fully convolutional networks for accurate and efficient object detection. In contrast to previous region-based detectors such as Fast/Faster R-CNN that apply a costly per-region subnetwork hundreds of times, our…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Jifeng Dai , Yi Li , Kaiming He , Jian Sun

Despite receiving significant attention from the research community, the task of segmenting and tracking objects in monocular videos still has much room for improvement. Existing works have simultaneously justified the efficacy of dilated…

计算机视觉与模式识别 · 计算机科学 2021-11-16 Christian Schmidt , Ali Athar , Sabarinath Mahadevan , Bastian Leibe

Polyphonic sound event detection (polyphonic SED) is an interesting but challenging task due to the concurrence of multiple sound events. Recently, SED methods based on convolutional neural networks (CNN) and recurrent neural networks (RNN)…

音频与语音处理 · 电气工程与系统科学 2018-07-24 Yaming Liu , Jian Tang , Yan Song , Lirong Dai

Sound Event Detection (SED) aims to predict the temporal boundaries of all the events of interest and their class labels, given an unconstrained audio sample. Taking either the splitand-classify (i.e., frame-level) strategy or the more…

声音 · 计算机科学 2023-08-21 Swapnil Bhosale , Sauradip Nag , Diptesh Kanojia , Jiankang Deng , Xiatian Zhu

Recent works on 6D object pose estimation focus on learning keypoint correspondences between images and object models, and then determine the object pose through RANSAC-based algorithms or by directly regressing the pose with end-to-end…

计算机视觉与模式识别 · 计算机科学 2023-10-04 Jaime Corsetti , Davide Boscaini , Fabio Poiesi

In this paper, we propose a fast fully convolutional neural network (FCNN) for crowd segmentation. By replacing the fully connected layers in CNN with 1 by 1 convolution kernels, FCNN takes whole images as inputs and directly outputs…

计算机视觉与模式识别 · 计算机科学 2014-11-18 Kai Kang , Xiaogang Wang

To leverage deep learning for image aesthetics assessment, one critical but unsolved issue is how to seamlessly incorporate the information of image aspect ratios to learn more robust models. In this paper, an adaptive fractional dilated…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Qiuyu Chen , Wei Zhang , Ning Zhou , Peng Lei , Yi Xu , Yu Zheng , Jianping Fan

Diffusion models, which learn to reverse a signal destruction process to generate new data, typically require the signal at each step to have the same dimension. We argue that, considering the spatial redundancy in image signals, there is…

机器学习 · 计算机科学 2022-11-30 Han Zhang , Ruili Feng , Zhantao Yang , Lianghua Huang , Yu Liu , Yifei Zhang , Yujun Shen , Deli Zhao , Jingren Zhou , Fan Cheng

Point cloud processing methods exploit local point features and global context through aggregation which does not explicity model the internal correlations between local and global features. To address this problem, we propose full point…

计算机视觉与模式识别 · 计算机科学 2023-03-09 Yong He , Hongshan Yu , Zhengeng Yang , Xiaoyan Liu , Wei Sun , Ajmal Mian

The spatial attention mechanism has been widely used to improve object detection performance. However, its operation is currently limited to static convolutions lacking content-adaptive features. This paper innovatively approaches from the…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Wenjie Xing , Zhenchao Cui , Jing Qi

The proliferation of sophisticated generative models has significantly advanced the realism of synthetic facial content, known as deepfakes, raising serious concerns about digital trust. Although modern deep learning-based detectors perform…

计算机视觉与模式识别 · 计算机科学 2026-04-15 Salar Adel Sabri , Ramadhan J. Mstafa

Sound event localization and detection (SELD) is a joint task of sound event detection and direction-of-arrival estimation. In DCASE 2022 Task 3, types of data transform from computationally generated spatial recordings to recordings of…

音频与语音处理 · 电气工程与系统科学 2022-09-12 Jinbo Hu , Yin Cao , Ming Wu , Qiuqiang Kong , Feiran Yang , Mark D. Plumbley , Jun Yang