Results 41 to 50 of about 1,089,608 (326)

Modal Planning for Cooperative Non-Prehensile Manipulation by Mobile Robots

open access: yesApplied Sciences, 2019
If we define a mode as a set of specific configurations that hold the same constraint, and if we investigate their transitions beforehand, we can efficiently probe the configuration space by using a manipulation planner.
Changxiang Fan   +2 more
doaj   +1 more source

Optimization of MR Parameters of 3D TOF-MRA for Various Intracranial Stents at 3.0T MRI [PDF]

open access: yesNeurointervention, 2011
PurposeThe in-stent signal reduction of the stented artery caused by susceptibility artifact or radiofrequency shielding artifact limited the use of time-of-flight MR angiography (TOF-MRA) as a follow-up tool after intracranial stenting.
Jin Woo Choi   +4 more
doaj   +1 more source

Imaging Artifacts on Synthesized Mammogram: What a Radiologist should Know!

open access: yesIndian Journal of Radiology and Imaging, 2022
Synthesized mammogram is a new technique that involves reconstruction of a two-dimensional (2D) image from the tomosynthesis images rather than separate acquisition of a standard 2D mammogram.
Shrea Gulati, Ekta Dhamija, Roshni Anand
doaj   +1 more source

Biophysical analysis of angiotensin II and amyloid‐β cross‐interaction in aggregation and membrane disruption

open access: yesFEBS Letters, EarlyView.
Angiotensin II (AngII), a neuropeptide, interacts with amyloid‐β (Aβ), a key player in Alzheimer's disease. This study reveals that AngII reduces Aβ aggregation and membrane disruption in vitro. Biophysical assays and molecular modeling suggest AngII binds disordered Aβ forms, potentially modulating early amyloidogenic events and contributing to ...
Mohsen Habibnia   +5 more
wiley   +1 more source

Body MRI artifacts in clinical practice: a physicist\u27s and radiologist\u27s perspective. [PDF]

open access: yes, 2013
The high information content of MRI exams brings with it unintended effects, which we call artifacts. The purpose of this review is to promote understanding of these artifacts, so they can be prevented or properly interpreted to optimize diagnostic ...
Graves, Martin J, Mitchell, Donald
core   +1 more source

Compression Artifacts Reduction by a Deep Convolutional Network

open access: yes, 2015
Lossy compression introduces complex compression artifacts, particularly the blocking artifacts, ringing effects and blurring. Existing algorithms either focus on removing blocking artifacts and produce blurred output, or restores sharpened images that ...
Deng, Yubin   +3 more
core   +1 more source

Artifacts with uneven sampling of red noise [PDF]

open access: yes, 2006
The vast majority of sampling systems operate in a standard way: at each tick of a fixed-frequency master clock a digitizer reads out a voltage that corresponds to the value of some physical quantity and translates it into a bit pattern that is either ...
B. B. Mandelbrot   +9 more
core   +2 more sources

Action Recognition and Subsequent In-Depth Analysis for Improving the Time Efficiency of Bimanual Industrial Work

open access: yesIEEE Access
Although there are numerous studies that have developed human action recognition (HAR) algorithms, they have mostly focused on accurate recognition of actions; there is a lack of knowledge on analysis and interpretation of the recognition results for ...
Ryota Takamido, Jun Ota
doaj   +1 more source

Application of 3D -Technologies in the Field of Preservation and Use of Archaeological Heritage

open access: yesАрхеология евразийских степей, 2022
The article covers the issues of choosing and specific using the various methods of digitizing archaeological sites and artifacts to generate 3D models.
Denisov Igor V.   +2 more
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

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