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Automatic evaluation of ST systems is typically performed by comparing translation hypotheses with one or more reference translations. While effective to some extent, this approach inherits the limitation of reference-based evaluation that…

计算与语言 · 计算机科学 2026-04-09 Mauro Cettolo , Marco Gaido , Matteo Negri , Sara Papi , Luisa Bentivogli

In this work we present a new algorithm for data deconvolution that allows the retrieval of the target function with super-resolution with a simple approach that after a precis e measurement of the instrument response function (IRF), the…

计算机视觉与模式识别 · 计算机科学 2018-12-07 Sandra Martínez , Oscar E. Martínez

This paper introduces a fast algorithm, applicable throughout the electromagnetic spectrum, for the numerical solution of problems of scattering by periodic surfaces in two-dimensional space. The proposed algorithm remains highly accurate…

计算物理 · 物理学 2018-05-25 Oscar Bruno , Martín Maas

In many applications, it is necessary to retrieve the sub-signal building blocks of a multi-component signal, which is usually non-stationary in real-world and real-life applications. Empirical mode decomposition (EMD), synchrosqueezing…

数值分析 · 数学 2022-05-30 Charles K. Chui , Qingtang Jiang , Lin Li , Jian Lu

Automatically generating a report from a patient's Chest X-Rays (CXRs) is a promising solution to reducing clinical workload and improving patient care. However, current CXR report generators -- which are predominantly encoder-to-decoder…

计算机视觉与模式识别 · 计算机科学 2023-08-23 Aaron Nicolson , Jason Dowling , Bevan Koopman

We propose a model to estimate the fundamental frequency in monophonic audio, often referred to as pitch estimation. We acknowledge the fact that obtaining ground truth annotations at the required temporal and frequency resolution is a…

音频与语音处理 · 电气工程与系统科学 2020-09-07 Beat Gfeller , Christian Frank , Dominik Roblek , Matt Sharifi , Marco Tagliasacchi , Mihajlo Velimirović

A reduction of a source distribution is a collection of smaller sized distributions that are collectively equivalent to the source distribution with respect to the property of decomposability. That is, an arbitrary language is decomposable…

系统与控制 · 计算机科学 2018-03-30 Liyong Lin , Tomáš Masopust , W. Murray Wonham , Rong Su

Most existing methods in binaural sound source localization rely on some kind of aggregation of phase-and level-difference cues in the time-frequency plane. While different ag-gregation schemes exist, they are often heuristic and suffer in…

声音 · 计算机科学 2016-10-03 Antoine Deleforge , Florence Forbes

Ultrasound computed tomography (USCT) holds great promise for improving the detection and management of breast cancer. Because they are based on the acoustic wave equation, waveform inversion-based reconstruction methods can produce images…

医学物理 · 物理学 2015-01-05 Kun Wang , Thomas Matthews , Fatima Anis , Cuiping Li , Neb Duric , Mark A. Anastasio

Electrocardiogram (ECG) interpretation is essential for cardiovascular disease diagnosis, but current automated systems often struggle with transparency and generalization to unseen conditions. To address this, we introduce ZETA, a…

机器学习 · 计算机科学 2025-10-27 Jialu Tang , Hung Manh Pham , Ignace De Lathauwer , Henk S. Schipper , Yuan Lu , Dong Ma , Aaqib Saeed

This article introduces the "chart & chirp" method of one-shot, in situ VCO tuning curve estimation, learning, and predistortion, which provides an alternative to prevailing LMS-based background calibration loops. The proposed approach…

信号处理 · 电气工程与系统科学 2026-05-26 Averal N. Kandala , Ali M. Niknejad

Recent advances in zero-shot text-to-speech (TTS) have enabled accurate imitation of reference speech in terms of both speaking style and speaker timbre. However, achieving disentangled control over these aspects from separate references…

音频与语音处理 · 电气工程与系统科学 2026-05-26 Yoonhyung Lee , Hyunsin Park , Jinhwan Park , Jinkyu Lee

This paper studies the problem of estimating the differential entropy $h(S+Z)$, where $S$ and $Z$ are independent $d$-dimensional random variables with $Z\sim\mathcal{N}(0,\sigma^2 \mathrm{I}_d)$. The distribution of $S$ is unknown, but $n$…

统计理论 · 数学 2019-06-04 Ziv Goldfeld , Kristjan Greenewald , Yury Polyanskiy

Ground-based astronomical observations will continue to produce resolution-limited images due to atmospheric seeing. Deconvolution reverses such effects and thus can benefit extracted science in multifaceted ways. We apply the Scaled…

Acoustic to articulatory inversion has often been limited to a small part of the vocal tract because the data are generally EMA (ElectroMagnetic Articulography) data requiring sensors to be glued to easily accessible articulators. The…

音频与语音处理 · 电气工程与系统科学 2026-03-16 Sofiane Azzouz , Pierre-André Vuissoz , Yves Laprie

Zero-shot capability has been considered as a new revolution of deep learning, letting machines work on tasks without curated training data. As a good start and the only existing outcome of zero-shot image captioning (IC), ZeroCap abandons…

计算机视觉与模式识别 · 计算机科学 2023-03-10 Zequn Zeng , Hao Zhang , Zhengjue Wang , Ruiying Lu , Dongsheng Wang , Bo Chen

In this work, we present a method for synthetic CT (sCT) generation from zero-echo-time (ZTE) MRI aimed at structural and quantitative accuracies of the image, with a particular focus on the accurate bone density value prediction. We…

This paper investigates zeroth-order (ZO) finite-sum composite optimization. Recently, variance reduction techniques have been applied to ZO methods to mitigate the non-vanishing variance of 2-point estimators in constrained/composite…

最优化与控制 · 数学 2026-01-09 Silan Zhang , Yujie Tang

This paper addresses the problem of high-resolution Doppler blood flow estimation from an ultrafast sequence of ultrasound images. Formulating the separation of clutter and blood components as an inverse problem has been shown in the…

图像与视频处理 · 电气工程与系统科学 2020-07-13 Duong-Hung Pham , Adrian Basarab , Ilyess Zemmoura , Jean-Pierre Remenieras , Denis Kouame

This article develops a general detection theory for speech analysis based on time-varying autoregressive models, which themselves generalize the classical linear predictive speech analysis framework. This theory leads to a computationally…

应用统计 · 统计学 2011-08-25 Daniel Rudoy , Thomas F. Quatieri , Patrick J. Wolfe