Results 1 to 10 of about 8,273,193 (339)

Genetic Algorithm-Enhanced Direct Method in Protein Crystallography [PDF]

open access: yesMolecules
Direct methods based on iterative projection algorithms can determine protein crystal structures directly from X-ray diffraction data without prior structural information. However, traditional direct methods often converge to local minima during electron
Ruijiang Fu, Wu-Pei Su, Hongxing He
doaj   +2 more sources

Verification of punching shear outside the shear cap by the direct method [PDF]

open access: yesArchives of Civil Engineering, 2022
The proposition of a method to verify the punching resistance for very large supports based on the EN 1992-1-1 standard is described in this paper. The present standard guidelines for the calculation of the punching resistance for large supports are also
Maciej Grabski, Andrzej Ambroziak
doaj   +1 more source

Application of Matrix-assisted Laser Desorption/Ionization Time-of-flight Mass Spectrometry

open access: yesKorean Journal of Clinical Laboratory Science, 2023
The timeliness and accuracy of test results are crucial factors for clinicians to decide and promptly administer effective and targeted antimicrobial therapy, especially in life-threatening infections or when vital organs and functions, such as sight ...
Pil Seung KWON
doaj   +1 more source

Normative Data of Maximal Oxygen Consumption (VO2 Max) among Healthy Young Adults: A Cross-sectional Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2022
Introduction: Maximal oxygen uptake (VO2 max) is the maximum quantity of oxygen a person can consume, and it remains constant over time despite increased exertion.
Karampreet Kour Buttar   +2 more
doaj   +1 more source

The Determination of the Methane Content of Coal Seams Based on Drill Cutting and Core Samples from Coal Mine Roadway

open access: yesEnergies, 2021
The determination of methane content of coal seams is conducted in hard coal mines in order to assess the state of methane hazard but also to evaluate gas resources in the deposit. In the world’s mining industry, natural gas content in coal determination
Nikodem Szlązak   +2 more
doaj   +1 more source

DPO: Direct Planar Odometry with Stereo Camera

open access: yesSensors, 2023
Nowadays, state-of-the-art direct visual odometry (VO) methods essentially rely on points to estimate the pose of the camera and reconstruct the environment.
Filipe C. A. Lins   +4 more
doaj   +1 more source

Explore Optical Solitary Wave Solutions of the kp Equation by Recent Approaches

open access: yesCrystals, 2022
The study of nonlinear evolution equations is a subject of active interest in different fields including physics, chemistry, and engineering. The exact solutions to nonlinear evolution equations provide insightful details and physical descriptions into ...
Hammad Alotaibi
doaj   +1 more source

Simplified Equations to Find the Relationship Between Soil and Structure Displacements for Rectangular Single Column and Footing on Dry Voidless Cohesionless Soil Due to Vertical Loads [PDF]

open access: yesمجلة جامعة النجاح للأبحاث العلوم الطبيعية, 2023
Usually, structural designers are assuming the soil as rigid object when they design small to intermediate structures, or assuming the settlement of soil to be always within the acceptable range.
Fawzi Abu Al-Adas, Abdul Razzaq Touqan
doaj   +1 more source

Research Note: Phosphorus digestibility of corn, wheat, soybean meal, and corn gluten meal in quail chicks

open access: yesPoultry Science, 2022
: A series of experiments was designed and conducted to determine the apparent and standardized ileal phosphorus digestibility (i.e., AIDP and SIDP, respectively) of some grains and protein meals in Japanese quail at different age classes during the ...
Mahmoud Ghazaghi, Mehran Mehri
doaj   +1 more source

Cycle-based Cluster Variational Method for Direct and Inverse Inference [PDF]

open access: yes, 2016
We elaborate on the idea that loop corrections to belief propagation could be dealt with in a systematic way on pairwise Markov random fields, by using the elements of a cycle basis to define region in a generalized belief propagation setting. The region
A Decelle   +42 more
core   +5 more sources

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