The Expected Peak-to-Average Power Ratio of White Gaussian Noise in Sampled I/Q Data [0.03%]
采样I/Q数据中白高斯噪声的预期峰均功率比
Adam Wunderlich,Aric Sanders
Adam Wunderlich
One of the fundamental endeavors in radio frequency (RF) metrology is to measure the power of signals, where a common aim is to estimate the peak-to-average power ratio (PAPR), which quantifies the ratio of the maximum (peak) to the mean va...
Xiang He,Weiye Song,Yiming Wang et al.
Xiang He et al.
Automatic retinal layer segmentation with medical images, such as optical coherence tomography (OCT) images, serves as an important tool for diagnosing ophthalmic diseases. However, it is challenging to achieve accurate segmentation due to ...
On Digital Signal Processing of Time Series for Spectrum Estimation [0.03%]
时间序列的数字信号处理在谱估计中的应用研究英文论文题目翻译
Dazhen Gu,Jacob Rezac,Xifeng Lu et al.
Dazhen Gu et al.
We present a study of power spectral density (PSD) estimation from data sampled in the time domain. This work was motivated by our recent development of digital radiometry, where radiation spectra were obtained by processing the digitally s...
Low-Ohmic Resistance Comparison: Measurement Capabilities and Resistor Traveling Behavior [0.03%]
低欧姆电阻比对的测量能力和标准电阻稳定性研究
Gert Rietveld,Jan H N van der Beek,Marlin Kraft et al.
Gert Rietveld et al.
The low-ohmic resistance measurement capabilities of the Van Swinden Laboratorium, National Institute of Standards and Technology, and the Federal Office of Metrology (METAS) were compared using a set of resistors with values 100 mΩ, 10 m...
Ngoc Thanh Mai Tran,Linsey K Rodenbach,Jason M Underwood et al.
Ngoc Thanh Mai Tran et al.
This paper describes the characterization of the quantum anomalous Hall (QAH) effect resistor with Chromium-doped Bismuth Antimony Telluride with the efforts in coupling directly to a programmable Josephson voltage standard (PJVS) at zero m...
Wei Qian,Chunqi Qian
Wei Qian
Wireless measurement of resistance variation is particularly desirable inside confined cavities where wire connection and battery replacement are undesirable. Compared to capacitive or inductive transducers, resistive transducers have bette...
SEA-Net: Structure-Enhanced Attention Network for Limited-Angle CBCT Reconstruction of Clinical Projection Data [0.03%]
基于临床投影数据的有限角度CBCT重建的结构增强注意力网络(SEA-Net)
Dianlin Hu,Yikun Zhang,Wangyao Li et al.
Dianlin Hu et al.
This work aims to improve limited-angle (LA) cone beam computed tomography (CBCT) by developing deep learning (DL) methods for real clinical CBCT projection data, which is the first feasibility study of clinical-projection-data-based LA-CBC...
Constrained Adaptive Distillation Based on Topological Persistence for Wearable Sensor Data [0.03%]
基于拓扑持久性的约束自适应知识蒸馏方法用于可穿戴传感器数据分类
Eun Som Jeon,Hongjun Choi,Ankita Shukla et al.
Eun Som Jeon et al.
Wearable sensor data analysis with persistence features generated by topological data analysis (TDA) has achieved great successes in various applications, however, it suffers from large computational and time resources for extracting topolo...
Chihyun Cho,Joo Gwang Lee,Paul D Hale et al.
Chihyun Cho et al.
A channel mismatch calibration method is proposed for use in time-interleaved digital real-time oscilloscope (DRTO) applications. Linear equations are derived using Fourier transforms of the separated signals from each of the time-interleav...
Ultra-Low Phase Noise Frequency Division With Array of Direct Digital Synthesizers [0.03%]
直接数字频率合成器数组的超低相位噪声分频
Marco Pomponio,Archita Hati,Craig Nelson
Marco Pomponio
In this article, we present a four-channel direct digital synthesis (DDS) design that operates with a common clock ranging from 500 MHz to 24 GHz and generates output frequencies up to 1.75 GHz. A key feature of this board is its custom fie...