نتایج جستجو برای: volumetric

تعداد نتایج: 24109  

Journal: :CoRR 2017
Varun Arvind Anthony Costa Marcus Badgeley Samuel Cho Eric Oermann

3D shape models that directly classify objects from 3D information have become more widely implementable. Current state of the art models rely on deep convolutional and inception models that are resource intensive. Residual neural networks have been demonstrated to be easier to optimize and do not suffer from vanishing/exploding gradients observed in deep networks. Here we implement a residual ...

2016
Ji Hyun Kim In Kap Ko Anthony Atala James J. Yoo

Reconstructing functional volumetric tissue in vivo following implantation remains a critical challenge facing cell-based approaches. Several pre-vascularization approaches have been developed to increase cell viability following implantation. Structural and functional restoration was achieved in a preclinical rodent tissue defect; however, the approach used in this model fails to repair larger...

Journal: :Computers & Graphics 2010
Xin Li Huanhuan Xu Shenghua Wan Zhao Yin Wuyi Yu

We present an efficient adaptive method to compute the harmonic volumetric mapping, which establishes a smooth correspondence between two given solid objects of the same topology. We solve a sequence of charge systems based on the harmonic function theory and the method of fundamental solutions (MFS) for designing the map with boundary and feature constraints. Compared to the previous harmonic ...

Journal: :Computer vision and image understanding : CVIU 2004
Bong-Soo Sohn Chandrajit L. Bajaj Vinay Siddavanahalli

We develop a volumetric video system which supports interactive browsing of compressed time-varying volumetric features (significant isosurfaces and interval volumes). Since the size of even one volumetric frame in a time-varying 3D data set is very large, transmission and on-line reconstruction are the main bottlenecks for interactive remote visualization of time-varying volume and surface dat...

Journal: :iranian journal of blood and cancer 0
hossein esfahani arash dehghan hanieh hosseini sara esfahani

background: it is not clear whether the use of volumetric peristaltic infusion pumps, affect the quality of the erythrocytes during packed cell transfusion or not. in the present study in vitro quality of red blood cells was assessed after using this type of infusion pumps in a prospective study. materials and methods: in this study 60 units of packed red cells were examined before and after pa...

ژورنال: علوم آب و خاک 2023

This study determines the amount of irrigation water saved as a result of the subsidy policy to adapt from flood to drip irrigation. We developed a positive mathematical programming model (PMP) to evaluate the effect of economic incentives on farmers’ decisions to choose the type of irrigation technology, cropping pattern, and "water use" and "water consumption" in rural Garkan Shomali district...

2010
Christine Kitamura Jeesun Kim

Infants’ sensitivity to visual prosodic motion in infant-directed speech was examined by testing whether 8-month-olds can match an audio-only sentence with its visual-only schematic point-light display. The visual stimuli were sentence pairs of equal duration but unequal syllable number recorded using Optotrak. Twelve of the fourteen 8-month-olds tested looked longer at visual speech motion tha...

Journal: :Comput. Graph. Forum 2014
Daniel Jönsson Erik Sundén Anders Ynnerman Timo Ropinski

Interactive volume rendering in its standard formulation has become an increasingly important tool in many application domains. In recent years several advanced volumetric illumination techniques to be used in interactive scenarios have been proposed. These techniques claim to have perceptual benefits as well as being capable of producing more realistic volume rendered images. Naturally, they c...

2006
Alvaro Cassinelli Takahito Ito Takashi Komuro Masatoshi Ishikawa

We introduce prototype system for interactive exploration of volumetric data using a tangible screen, called ”Volume Slicing Display.” The system tracks the shape and the position of a screen on 3D space using a custom monocular high-speed vision system, then projects the corresponding slice of a 3D virtual object on the screen surface in real time. This experimental interface thus enables user...

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