English
Related papers

Related papers: Online Phase Reconstruction via DNN-based Phase Di…

200 papers

Deep neural networks (DNNs) underpin many machine learning applications. Production quality DNN models achieve high inference accuracy by training millions of DNN parameters which has a significant resource footprint. This presents a…

Machine Learning · Computer Science 2025-04-09 Bailey J. Eccles , Philip Rodgers , Peter Kilpatrick , Ivor Spence , Blesson Varghese

X-ray phase-contrast imaging has become indispensable for visualizing samples with low absorption contrast. In this regard, speckle-based techniques have shown significant advantages in spatial resolution, phase sensitivity, and…

Image and Video Processing · Electrical Eng. & Systems 2022-01-20 Zhi Qiao , Xianbo Shi , Yudong Yao , Michael J. Wojcik , Luca Rebuffi , Mathew J. Cherukara , Lahsen Assoufid

Estimating 6D poses and reconstructing 3D shapes of objects in open-world scenes from RGB-depth image pairs is challenging. Many existing methods rely on learning geometric features that correspond to specific templates while disregarding…

Computer Vision and Pattern Recognition · Computer Science 2023-08-07 Haowen Wang , Zhipeng Fan , Zhen Zhao , Zhengping Che , Zhiyuan Xu , Dong Liu , Feifei Feng , Yakun Huang , Xiuquan Qiao , Jian Tang

Recently, dynamic inference has emerged as a promising way to reduce the computational cost of deep convolutional neural network (CNN). In contrast to static methods (e.g. weight pruning), dynamic inference adaptively adjusts the inference…

Computer Vision and Pattern Recognition · Computer Science 2019-12-18 Zhihang Yuan , Bingzhe Wu , Zheng Liang , Shiwan Zhao , Weichen Bi , Guangyu Sun

Deep convolutional neural networks (CNNs) have been intensively used for multi-class segmentation of data from different modalities and achieved state-of-the-art performances. However, a common problem when dealing with large, high…

Computer Vision and Pattern Recognition · Computer Science 2018-04-13 Chengjia Wang , Tom MacGillivray , Gillian Macnaught , Guang Yang , David Newby

We propose a data-driven design method of perfect-reconstruction filterbank (PRFB) for sound-source enhancement (SSE) based on deep neural network (DNN). DNNs have been used to estimate a time-frequency (T-F) mask in the short-time Fourier…

Audio and Speech Processing · Electrical Eng. & Systems 2019-03-22 Daiki Takeuchi , Kohei Yatabe , Yuma Koizumi , Yasuhiro Oikawa , Noboru Harada

This paper describes a practical dual-process speech enhancement system that adapts environment-sensitive frame-online beamforming (front-end) with help from environment-free block-online source separation (back-end). To use minimum…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-25 Aditya Arie Nugraha , Kouhei Sekiguchi , Mathieu Fontaine , Yoshiaki Bando , Kazuyoshi Yoshii

This paper proposes two projector-based Hopfield neural network (HNN) estimators for online, constrained parameter estimation under time-varying data, additive disturbances, and slowly drifting physical parameters. The first is a…

Systems and Control · Electrical Eng. & Systems 2025-12-03 Miguel Pedro Silva

In this paper, we develop a new computational approach which is based on minimizing the difference of two convex functionals (DC) to solve a broader class of phase retrieval problems. The approach splits a standard nonlinear least squares…

Information Theory · Computer Science 2018-10-23 Meng Huang , Ming-Jun Lai , Abraham Varghese , Zhiqiang Xu

Speaker-independent speech separation has achieved remarkable performance in recent years with the development of deep neural network (DNN). Various network architectures, from traditional convolutional neural network (CNN) and recurrent…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-17 Xue Yang , Changchun Bao

Background: It is still an open research area to theoretically understand why Deep Neural Networks (DNNs)---equipped with many more parameters than training data and trained by (stochastic) gradient-based methods---often achieve remarkably…

Machine Learning · Computer Science 2018-11-30 Zhiqin John Xu

The dual-path RNN (DPRNN) was proposed to more effectively model extremely long sequences for speech separation in the time domain. By splitting long sequences to smaller chunks and applying intra-chunk and inter-chunk RNNs, the DPRNN…

Sound · Computer Science 2021-07-13 Xiaohuai Le , Hongsheng Chen , Kai Chen , Jing Lu

We apply deep neural networks (DNN) to data from the EXO-200 experiment. In the studied cases, the DNN is able to reconstruct the relevant parameters - total energy and position - directly from raw digitized waveforms, with minimal…

In this research, we reveal the inborn but hitherto ignored properties of quantitative differential phase contrast (qDPC) imaging: the phase transfer function being an edge detection filter. Inspired by this, we highlighted the duality of…

Optimization and Control · Mathematics 2023-06-30 Shuhe Zhang , Hao Wu , Tao Peng , Zeyu Ke , Meng Shao , Tos T. J. M. Berendschot , Jinhua Zhou

The complexity of deep neural network algorithms for hardware implementation can be much lowered by optimizing the word-length of weights and signals. Direct quantization of floating-point weights, however, does not show good performance…

Machine Learning · Computer Science 2016-01-08 Wonyong Sung , Sungho Shin , Kyuyeon Hwang

The success of recurrent neural networks (RNNs) has been demonstrated in many applications related to turbulence, including flow control, optimization, turbulent features reproduction as well as turbulence prediction and modeling. With this…

With the widespread of user-generated Internet videos, emotion recognition in those videos attracts increasing research efforts. However, most existing works are based on framelevel visual features and/or audio features, which might fail to…

Computer Vision and Pattern Recognition · Computer Science 2016-08-04 Haimin Zhang , Min Xu

Deep neural networks (DNNs) achieve impressive results for complicated tasks like object detection on images and speech recognition. Motivated by this practical success, there is now a strong interest in showing good theoretical properties…

Machine Learning · Statistics 2020-06-16 Michael Kohler , Adam Krzyzak , Sophie Langer

This study proposes a fully convolutional network (FCN) model for raw waveform-based speech enhancement. The proposed system performs speech enhancement in an end-to-end (i.e., waveform-in and waveform-out) manner, which dif-fers from most…

Machine Learning · Statistics 2017-06-16 Szu-Wei Fu , Yu Tsao , Xugang Lu , Hisashi Kawai

The reconstruction of phase spaces is an essential step to analyze time series according to Dynamical System concepts. A regression performed on such spaces unveils the relationships among system states from which we can derive their…

Machine Learning · Computer Science 2020-06-23 Lucas Pagliosa , Alexandru Telea , Rodrigo Mello
‹ Prev 1 8 9 10 Next ›