Results 11 to 20 of about 1,755,884 (316)

Flood Susceptibility Assessment through Statistical Models and HEC-RAS Analysis for Sustainable Management in Essaouira Province, Morocco

open access: yesGeosciences, 2023
Floods are natural disasters that often impact communities living in low-lying areas in the northern and central parts of Morocco. In this study, our aim was to create a flood susceptibility map using three methods; the hierarchy process (AHP) frequency ...
Abdellah Khouz   +10 more
doaj   +1 more source

Frequency-domain precoding for single carrier frequency-division multiple access [PDF]

open access: yes, 2009
At present there is considerable interest in the use of single carrier frequency-division multiple access. This interest is justified by the inherent single carrier structure of the SC-FDMA scheme, which is more robust against phase noise and has a lower
Nix, AR, Noune, MB
core   +1 more source

Landslide Susceptibility Mapping Using Multi-Criteria Decision-Making (MCDM), Statistical, and Machine Learning Models in the Aube Department, France

open access: yesEarth, 2023
Landslides are among the most relevant and potentially damaging natural risks, causing material and human losses. The department of Aube in France is well known for several major landslide occurrences.
Abdessamad Jari   +8 more
doaj   +1 more source

Planar-Waveguide External Cavity Laser Stabilization for an Optical Link with 1E-19 Frequency Stability [PDF]

open access: yes, 2011
We stabilized the frequency of a compact planar-waveguide external cavity laser (ECL) on a Fabry-P\'erot cavity (FPC) through a Pound-Drever-Hall scheme.
Davide Calonico   +23 more
core   +1 more source

Frequency Ratio Model as Tools for Flood Susceptibility Mapping in Urbanized Areas: A Case Study from Egypt

open access: yesApplied Sciences, 2023
The occurrence of flash floods is a natural yet unavoidable occurrence over time. In addition to harming people, property, and resources, it also undermines a country’s economy.
Hanaa A. Megahed   +4 more
doaj   +1 more source

ПОЕТИЧНИЙ СИНТАКСИС ТВОРІВ СИДОРА ВОРОБКЕВИЧА РАННЬОГО ПЕРІОДУ ТВОРЧОСТІ (1863-1867) / POETIC SYNTAX OF EARLY S.VOROBKEVYCH’S WORKS (1863-1867)

open access: yesАктуальні питання суспільних наук та історії медицини, 2017
Никифорук Татьяна. Поэтический синтаксис произведений Сидора Воробкевича раннего периода творчества (1863-1864). В статье указано, что у стихах С.
Тетяна НИКИФОРУК
doaj   +1 more source

Seismic Vulnerability Assessment in Ranau, Sabah, Using Two Different Models

open access: yesISPRS International Journal of Geo-Information, 2021
Sabah is prone to seismic activities due to its location, being geographically located near the boundaries of three major active tectonic plates; the Eurasian, India-Australia, and Philippine-Pacific plates.
Janatul Aziera binti Abd Razak   +4 more
doaj   +1 more source

Auditory discrimination of frequency ratios: The octave singularity. [PDF]

open access: yesJournal of Experimental Psychology: Human Perception and Performance, 2013
Sensitivity to frequency ratios is essential for the perceptual processing of complex sounds and the appreciation of music. This study assessed the effect of ratio simplicity on ratio discrimination for pure tones presented either simultaneously or sequentially.
Damien Bonnard   +4 more
openaire   +2 more sources

A Comparative Analysis of Weighting Methods in Geospatial Flood Risk Assessment: A Trinidad Case Study

open access: yesLand, 2022
The Republic of Trinidad and Tobago is an archipelagic Small Island Developing State (SIDS), situated on the southern end of the chain of Caribbean islands.
Cassie Roopnarine   +2 more
doaj   +1 more source

Frequency ratios and the discrimination of pure tone sequences [PDF]

open access: yesPerception & Psychophysics, 1994
We examined the effect of frequency ratios on the discrimination of patterns of alternating pure tones (ABABA). Listeners heard a repeating pattern presented in transposition (same frequency ratios between successive tones, different absolute frequencies) and were required to indicate when the pattern changed (different frequency ratios and absolute ...
E G, Schellenberg, S E, Trehub
openaire   +2 more sources

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