Results 21 to 30 of about 2,448,996 (248)

The Design of Digital Controller Algorithms

Measurement + Control, 1969
This paper describes some work done in implementing computer control algorithms on the six plate pilot-scale distillation column at the NPL. The method of algorithm design due to Ziegler and Nichols was used on the column for regulation and set-point ...
B. J. Williams ME, PhD
doaj   +1 more source

Building Extraction from LiDAR Point Clouds Based on Revised RandLA-Net [PDF]

The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
3D building models is crucial for applications in smart cities. Automatic reconstruction of 3D buildings has been investigated based on various data sources.
Y. Zhang, Y. Zhang, T. Wang, T. Wang, X. Lin, Z. Zhao, Z. Zhao, X. Wang, X. Wang, X. Wang   +9 more
doaj   +1 more source

Did imports of sweetened beverages to Pacific Island countries increase between 2000 and 2015?

BMC Nutrition, 2021
Background Nutrition-related chronic diseases are the major cause of illness and death in Pacific Island countries. Imports of sweetened beverages (SBs) are likely to be contributing but there is limited analysis of the quantities imported or the source ...
Veronica Yueh Torng Lo, Gary Sacks, Emma Gearon, Colin Bell   +3 more
doaj   +1 more source

Multifractal Desynchronization of the Cardiac Excitable Cell Network During Atrial Fibrillation. II. Modeling

Frontiers in Physiology, 2019
In a companion paper (I. Multifractal analysis of clinical data), we used a wavelet-based multiscale analysis to reveal and quantify the multifractal intermittent nature of the cardiac impulse energy in the low frequency range ≲ 2Hz during atrial ...
Guillaume Attuel, Evgeniya Gerasimova-Chechkina, Françoise Argoul, Hussein Yahia, Alain Arneodo   +4 more
doaj   +1 more source

Detecting Multilevel Poverty-Causing Factors of Farmer Households in Fugong County: A Hierarchical Spatial–Temporal Regressive Model

Agriculture, 2022
Accurate examination of poverty-causing factors and their mechanisms of poverty-stricken farmer households from a fine scale is conducive to policy implementation and long-term effective poverty reduction. The spatial effects in most previous studies are
Yuewen Jiang, Yanhui Wang, Wenping Qi, Benhe Cai, Chong Huang, Chenxia Liang   +5 more
doaj   +1 more source

LUOJIA Explorer: An Auto-UAV for Unexposed Space Exploration [PDF]

The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
With the advancement of technology, unexposed spaces have emerged as a new type of strategic area, attracting significant attention from researchers.
S. Sun, S. Sun, S. Sun, C. Chen, C. Chen, C. Chen, B. Yang, B. Yang, B. Yang, L. Li, Y. Xu, Y. Xu, Y. Xu, A. Jin, A. Jin, A. Jin   +15 more
doaj   +1 more source

Human Clustering Based on Graph Embedding and Space Functions of Trajectory Stay Points on Campus

Applied Sciences
Spatial big data about human mobility have been employed intensively in understanding human spatial activity patterns, which is a central topic in many applications.
Ke Xie, Tao Wang, Pan Zhong, Zihao Zhao, Zixiang Wang   +4 more
doaj   +1 more source

Multifractal Desynchronization of the Cardiac Excitable Cell Network During Atrial Fibrillation. I. Multifractal Analysis of Clinical Data

Frontiers in Physiology, 2018
Atrial fibrillation (AF) is a cardiac arrhythmia characterized by rapid and irregular atrial electrical activity with a high clinical impact on stroke incidence. Best available therapeutic strategies combine pharmacological and surgical means.
Guillaume Attuel, Evgeniya Gerasimova-Chechkina, Francoise Argoul, Hussein Yahia, Alain Arneodo   +4 more
doaj   +1 more source

Aircraft Data Acquisition [PDF]

INCAS Bulletin, 2016
The introduction of digital systems instead of analog ones has created a major separation in the aviation technology. Although the digital equipment made possible that the increasingly faster controllers take over, we should say that the real world ...
Elena BALMUS
doaj   +1 more source

Imaging of High‐Risk Neuroblastoma: Recommendations From SIOPEN Radiology and Nuclear Medicine Specialty Committees

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Neuroblastoma is the most common extracranial solid tumor in early childhood. Its clinical behavior is highly variable, ranging from spontaneous regression to fatal outcome despite intensive treatment. The International Society of Pediatric Oncology Europe Neuroblastoma Group (SIOPEN) Radiology and Nuclear Medicine Specialty Committees ...
Annemieke Littooij, Catia Olianti, Herve Brisse, Pier Luigi Di Paolo, Maria Garganese, Tejas Kapadia, Jurgen Schaefer, Hugh Wallace, Simon Wan, Bart de Keizer, Irmina Sefic Pasic, Julian Rogasch   +11 more
wiley   +1 more source