Results 31 to 40 of about 25,644,253 (316)

Deep Learning-Based Multiscale Pyramid Sieve and Analysis Module in Image Segmentation

open access: yesIEEE Access, 2023
Image segmentation is an essential part of remote sensing preprocessing. This paper proposes a deep learning-based multiscale pyramid sieve and analysis module to solve the problems associated with multiscale object coexistence in the complex semantic ...
Di Cao   +4 more
doaj   +1 more source

Nonparametric IV estimation of shape-invariant Engel curves [PDF]

open access: yes, 2003
This paper concerns the identification and estimation of a shape-invariant Engel curve system with endogenous total expenditure. The shape-invariant specification involves a common shift parameter for each demographic group in a pooled system of Engel
Blundell, R., Chen, X., Kristensen, D.
core   +1 more source

Rating of malt grist fineness with respect to the used grinding equipment

open access: yesResearch in Agricultural Engineering, 2016
Grain size distribution of grist is dependent on the type of grinding mill. The most widely used crushers used for malt grinding are roll grinding machines and dispersants are the disc mills.
A. Smejtková   +3 more
doaj   +1 more source

SIEVE: identifying robust single cell variable genes for single-cell RNA sequencing data

open access: yesBlood Science, 2021
. Single-cell RNA-seq data analysis generally requires quality control, normalization, highly variable genes screening, dimensionality reduction and clustering.
Yinan Zhang   +3 more
doaj   +1 more source

On the Sieve Analysis of Tea

open access: yesChagyo Kenkyu Hokoku (Tea Research Journal), 1958
In order to determine the grain-size of tea, the sieve analysis of tea was examined with J. I. S. standard sieves. The test sieves used had openings of 500-5, 660μ in √2 magnifi-cation series. On measuring the grain-size distribution of tea, 50g. of tea were sieved for 5min. with Ro-Tap shaker, and the residue on each sieve was weighed.
Toshio HARA   +2 more
openaire   +2 more sources

Permeability Estimation Model from Grain Size Sieve Analysis: Data of Onshore Central Niger Delta

open access: yesEuropean Journal of Engineering Research and Science, 2018
Permeability is an important property of the soil and studies have shown that grain size distribution is a controlling factor to this property. Establishing an empirical equation that shows the relationship between permeability and grain size has been ...
C. Ubani, G. O. Ani, Toluope T. Womiloju
semanticscholar   +1 more source

Parameter Optimization of Drilling Cuttings Entering into Sieve Holes on a Surface Multi-Hole (SMH) Drill Pipe

open access: yesEnergies, 2022
The borehole drilling distance is short in soft and gas outburst-prone coal seams because of drill pipe jamming induced by cuttings accumulating in the borehole, hindering coal mine gas hazard prevention and utilization.
Lipei Ding   +4 more
doaj   +1 more source

Comparison of Crushing Effect of Differently Shaped Crushing Rollers on Whole-Plant Silage Maize

open access: yesAgriculture, 2023
Based on the mechanical test (shear test, compression test), the bond model of corn kernel and straw was established to explore the rolling and crushing effect of different crushing rollers. The type of crushing roller is different. The material crushing
Xiaodong Mu   +5 more
doaj   +1 more source

Design and Motion Process of Air-Sieve Castor Cleaning Device Based on Discrete Element Method

open access: yesAgriculture, 2023
In order to improve the cleaning effect of the castor shelling mixture, an air-sieve castor cleaning device was developed. The structure of the cleaning device was optimized by experiment and simulation based on the discrete element method.
Junming Hou   +7 more
doaj   +1 more source

Space Complexity Analysis of Sieving in the Number Field Sieve Integer Factorization [PDF]

open access: yesProceedings of the 4th International Conference on Mechatronics, Materials, Chemistry and Computer Engineering 2015, 2015
− evaluation, space complexity Abstract. The general number sieve is the most efficient algorithm known integer factorization, it consists of polynomial selection, sieving, solving equations and finding square roots. In this paper, the p adic − evaluation provided by each root and the expected p− value are given, then we get the space complexity of ...
Yu Wang   +3 more
openaire   +1 more source

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