نتایج جستجو برای: earthwork volumes

تعداد نتایج: 53100  

Journal: :Journal of the Construction Division and Management 2022

This paper presents a time- and cost-effective elevation determination method for earthwork operations using ready-to-fly imaging drones deep learning technologies. The proposed is named the fast pixel grid/group matching (Fast-PGMED) algorithm. input data are pair of approximate 2:1-scale top-view images, output determined map scanned station. Feature two multiscale images conducted by calcula...

2013
Peter Henry Dieter Fox Achintya Bhowmik Rajiv Mongia

Recent advances have allowed for the creation of dense, accurate 3D maps of indoor environments using RGB-D cameras. Some techniques are able to create large-scale maps, while others focus on accurate details using GPU-accelerated volumetric representations. In this work we describe patch volumes, a novel multiple-volume representation which enables the creation of globally consistent maps of i...

Journal: :Physical chemistry chemical physics : PCCP 2012
J Spooner H Wiebe N Boon E Deglint E Edwards B Yanciw B Patton L Thiele P Dance N Weinberg

Experimentally, the effects of pressure on reaction rates are described by their pressure derivatives, known as volumes of activation. Transition state theory directly links activation volumes to partial molar volumes of reactants and transition states. We discuss a molecular dynamics method for the accurate calculation of molecular volumes, within which the volumes of molecular species are obt...

Journal: :cell journal 0

objective: although in vitro studies have shown that high concentrations of glucose can induce dysmorphogenesis of the embryonic kidney, the possible adverse effects of exposure to intrauterine hyperglycemia on kidney development, especially in regard to nephrogenesis, has not been evaluated. the aim of this study is to investigate the effects of maternal diabetes on glomeruli structures of the...

Journal: :iranian journal of medical physics 0
mostafa robatjazi ph.d student of medical physics, medical physics dept., faculty of medicine, tehran university of medical sciences, tehran, iran seyed rabie mahdavi assistant professor, medical physics dept., faculty of medicine, tehran university of medical sciences, tehran, iran bahram bolouri assistant professor, radiation oncology dept., faculty of medicine, tehran university of medical sciences, tehran, iran alireza nikoofar assistant professor, radiation oncology dept., faculty of medicine, tehran university of medical sciences, tehran, iran

introduction: recently, magnetic resonance spectroscopic imaging (mrsi), as a functional imaging method, has been used for clinical target volume definition. in this study, we used this method to define the target volume in prostate radiotherapy. material and method: in this study, we used images of 20 prostate cancer cases. mrsi and mri images were fused with ct images. then, treatment plannin...

Journal: :مجله دانشگاه علوم پزشکی کرمانشاه 0
abbas afrasiabi associate professor in cardiac surgery, tabriz university of medical sciences. soosan hasanzadeh assistant professor in anesthesiology, tabriz university of medical sciences. sohrab negargar associate professor in anesthesiology, tabriz university of medical sciences. mohammad reza ghaffari assistant professor in internal medicine, tabriz university of medical sciences. khalil ansarin associate professor in internal medicine, tabriz university of medical sciences.

introduction: following thoracic and abdominal surgery, all patients experience a decrease in pulmonary volumes and atelectasis. different methods are suggested for improvement of pulmonary volumes and blood gas parameters in these patients. in this study the effects of spirometry on pulmonary volumes and blood gases parameters (abg) in coronary artery bypass patients, were examined.  materials...

Journal: :bulletin of the iranian mathematical society 2015
c. j. zhao w. s. cheung

in this paper, we introduce a new concept of volumes difference function of the projection and intersection bodies. following this, we establish the minkowski and brunn-minkowski inequalities for volumes difference function of the projection and intersection bodies.

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