Results 101 to 110 of about 56,976 (256)

The Rain Intensity Formula of Xunxian Based on Minute Precipitation Data Interpolation Extension and Its Applicability

open access: yesAdvances in Meteorology
To address the issue of difficulty in calculating the formula for rainstorm intensity due to insufficient data duration, taking Xunxian as an example, 40 years of minute-level precipitation data from six surrounding meteorological stations were utilized.
Guifen Shi   +3 more
doaj   +1 more source

Double Refinement Network for Efficient Indoor Monocular Depth Estimation

open access: yes, 2019
Monocular depth estimation is the task of obtaining a measure of distance for each pixel using a single image. It is an important problem in computer vision and is usually solved using neural networks.
Bogomolov, Pavel   +4 more
core  

Bilinear Interpolation Image Scaling Processor for VLSI Architecure

open access: yesInternational Journal of Reconfigurable and Embedded Systems (IJRES), 2014
We introduce image scaling processor using VLSI technique. It consist of Bilinear interpolation, clamp filter and  a sharpening spatial filter. Bilinear interpolation algorithm is popular due to its computational efficiency and  image quality. But resultant image consist of blurring edges and aliasing artifacts after scaling. To reduce the blurring and
Pawar Ashwini Dilip   +3 more
openaire   +1 more source

Impact of half‐joint failures on RC girder bridges: A robustness quantification study

open access: yesStructural Concrete, EarlyView.
Abstract The robustness of bridge structures is critical to ensuring safety and service continuity, particularly in aging infrastructure exposed to degradation and unexpected loads. Reinforced concrete (RC) half‐joint bridges—widely built in Italy between the 1950s and 1970s—exhibit specific vulnerabilities due to inspection challenges, durability ...
Paolo Martinelli, Matteo Colombo
wiley   +1 more source

Experimental investigation of reinforced concrete members subjected to reversed cyclic axial loading

open access: yesStructural Concrete, EarlyView.
Abstract This paper presents an experimental campaign of five reinforced concrete members subjected to cyclic axial loading alternating between tension and compression. Fiber optical sensors and digital image correlation, in combination with automated crack detection and measurement, were used to investigate, among other aspects, the development of ...
Simon Karrer   +2 more
wiley   +1 more source

Evaluation of prestress losses in concrete beams using destructive and non‐destructive methods

open access: yesStructural Concrete, EarlyView.
Abstract Over the past few decades, prestressing techniques have become essential in the construction of key structures, infrastructure, and bridges. The serviceability and safety of prestressed concrete (PC) elements are closely tied to the effectiveness of the prestressing process.
A. N. Consiglio, G. Muciaccia, G. Rosati
wiley   +1 more source

Visual Positioning Detection of EMU Brake Pad Based on Deep Learning

open access: yesChengshi guidao jiaotong yanjiu
[Objective]With the continuous development of the rail transit industry, its operation scale and safety requirements are constantly increasing. To address the issues of low efficiency, missed and false detections in the manual inspection of EMU (electric
GUAN Chunling, XU Yingjie, SONG Yuechao
doaj   +1 more source

Moment‐curvature behavior of continuous reinforced concrete slab strips—Experimental determination and modeling

open access: yesStructural Concrete, EarlyView.
Abstract With the market introduction of new reinforcing materials, such as corrosion‐resistant steel, the effect of their stress–strain relationship on the ductility of reinforced concrete structures needs to be evaluated. Their moment‐curvature behavior significantly influences bending moment redistributions, rotation capacity, and deformation at ...
Nathalie Reckinger   +2 more
wiley   +1 more source

Numerically efficient mechanical modeling of reinforced concrete membrane elements with fixed, interlocked cracks

open access: yesStructural Concrete, EarlyView.
Abstract Compression field approaches such as the Cracked Membrane Model with fixed, interlocked cracks (CMM‐F) are efficient tools for the mechanical modeling of reinforced concrete elements, providing the mechanical model σ=fε$$ \boldsymbol{\upsigma} =f\left(\boldsymbol{\upvarepsilon} \right) $$ required for finite element analyses.
Andreas Näsbom   +2 more
wiley   +1 more source

Phenology of migrating game birds in Italy based on citizen science data

open access: yesWildlife Biology, EarlyView.
Studying the timing of the seasonal movements of migratory birds, known as migration phenology, is crucial for managing and conserving migratory bird populations. This is particularly important for migratory game bird populations in Europe because, according to the EU, migratory birds should not be hunted during their breeding season or during return ...
Susan E. McKinlay   +10 more
wiley   +1 more source

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