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With increasing amounts of music being digitally transferred from production to distribution, automatic means of determining media quality are needed. Protection mechanisms in digital audio processing tools have not eliminated the need of…

声音 · 计算机科学 2022-02-14 Daniel Wolff , Rémi Mignot , Axel Roebel

Polyphonic sound event localization and detection is not only detecting what sound events are happening but localizing corresponding sound sources. This series of tasks was first introduced in DCASE 2019 Task 3. In 2020, the sound event…

音频与语音处理 · 电气工程与系统科学 2020-10-02 Yin Cao , Turab Iqbal , Qiuqiang Kong , Yue Zhong , Wenwu Wang , Mark D. Plumbley

The Finite Elements with Switch Detection (FESD) method is a highly accurate direct transcription method for optimal control of several classes of nonsmooth dynamical systems. This paper extends the FESD method to Projected Dynamical…

最优化与控制 · 数学 2024-04-09 Anton Pozharskiy , Armin Nurkanović , Moritz Diehl

The Dynamic-Mode Decomposition (DMD) is a well established data-driven method of finding temporally evolving linear-mode decompositions of nonlinear time series. Traditionally, this method presumes that all relevant dimensions are sampled…

动力系统 · 数学 2021-01-13 Christopher W. Curtis , Daniel Jay Alford-Lago

We introduce Motion2VecSets, a 4D diffusion model for dynamic surface reconstruction from point cloud sequences. While existing state-of-the-art methods have demonstrated success in reconstructing non-rigid objects using neural field…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Wei Cao , Chang Luo , Biao Zhang , Matthias Nießner , Jiapeng Tang

Recent progress in image deblurring techniques focuses mainly on operating in both frequency and spatial domains using the Fourier transform (FT) properties. However, their performance is limited due to the dependency of FT on stationary…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Subhajit Paul , Sahil Kumawat , Ashutosh Gupta , Deepak Mishra

In this paper, a novel decomposition method for non-stationary and nonlinear signals is proposed. This method is inspired by the adaptive wavelet filter bank of the empirical wavelet transform (EWT) and Fourier intrinsic band functions…

信号处理 · 电气工程与系统科学 2019-12-03 Wei Zhou , Zhongren Feng , Xiongjiang Wang , Hao Lv

Font generation is a challenging problem especially for some writing systems that consist of a large number of characters and has attracted a lot of attention in recent years. However, existing methods for font generation are often in…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Yangchen Xie , Xinyuan Chen , Li Sun , Yue Lu

Talking head generation is a significant research topic that still faces numerous challenges. Previous works often adopt generative adversarial networks or regression models, which are plagued by generation quality and average facial shape…

计算机视觉与模式识别 · 计算机科学 2024-08-20 Ziyu Yao , Xuxin Cheng , Zhiqi Huang

Dynamic Mode Decomposition (DMD) is a data-driven and model-free decomposition technique. It is suitable for revealing spatio-temporal features of both numerically and experimentally acquired data. Conceptually, DMD performs a…

流体动力学 · 物理学 2020-12-18 Tim Krake , Stefan Reinhardt , Marcel Hlawatsch , Bernhard Eberhardt , Daniel Weiskopf

In this work we present FreDSNet, a deep learning solution which obtains semantic 3D understanding of indoor environments from single panoramas. Omnidirectional images reveal task-specific advantages when addressing scene understanding…

计算机视觉与模式识别 · 计算机科学 2024-02-06 Bruno Berenguel-Baeta , Jesus Bermudez-Cameo , Jose J. Guerrero

Convolutional Neural Networks (CNNs) have exhibited their great power in a variety of vision tasks. However, the lack of transform-invariant property limits their further applications in complicated real-world scenarios. In this work, we…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Tong Zhang , Haohan Weng , Ke Yi , C. L. Philip Chen

As speech-interfaces are getting richer and widespread, speech emotion recognition promises more attractive applications. In the continuous emotion recognition (CER) problem, tracking changes across affective states is an important and…

声音 · 计算机科学 2021-10-11 Berkay Kopru , Engin Erzin

Transformer and its variants have shown great potential for various vision tasks in recent years, including image classification, object detection and segmentation. Meanwhile, recent studies also reveal that with proper architecture design,…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Xinghao Chen , Siwei Li , Yijing Yang , Yunhe Wang

Thanks to the application of deep learning technology in point cloud processing of the remote sensing field, point cloud segmentation has become a research hotspot in recent years, which can be applied to real-world 3D, smart cities, and…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Yong-Qiang Mao , Hanbo Bi , Xuexue Li , Kaiqiang Chen , Zhirui Wang , Xian Sun , Kun Fu

In this paper, we propose a novel conditional convolution network, named location-variable convolution, to model the dependencies of the waveform sequence. Different from the use of unified convolution kernels in WaveNet to capture the…

音频与语音处理 · 电气工程与系统科学 2021-02-23 Zhen Zeng , Jianzong Wang , Ning Cheng , Jing Xiao

Detecting 3D objects accurately from multi-view 2D images is a challenging yet essential task in the field of autonomous driving. Current methods resort to integrating depth prediction to recover the spatial information for object query…

计算机视觉与模式识别 · 计算机科学 2025-10-20 Haisheng Su , Junjie Zhang , Feixiang Song , Sanping Zhou , Wei Wu , Nanning Zheng , Junchi Yan

Frozen vision foundation models do not merely extract features; they organize images through a learned coordinate system. We ask whether that coordinate system remains internally coherent within a single input. This leads to…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Izaldein Al-Zyoud Abdulmotaleb El Saddik

The correlation and extraction of coherent structures from a turbulent flow is a principle objective of data-driven modal decomposition techniques. The Conditional space-time Proper Orthogonal Decomposition (CPOD) offers insight into…

流体动力学 · 物理学 2022-07-12 Spencer Stahl , Chitrarth Prasad , Hemanth Goparaju , Datta Gaitonde

Convolutional neural networks (CNN) have recently achieved remarkable successes in various image classification and understanding tasks. The deep features obtained at the top fully-connected layer of the CNN (FC-features) exhibit rich…

计算机视觉与模式识别 · 计算机科学 2017-04-05 Sheng Guo , Weilin Huang , Limin Wang , Yu Qiao