Results 41 to 50 of about 75,077 (193)

Towards Real-Time 3D Editable Model Generation for Existing Indoor Building Environments on a Tablet

open access: yesFrontiers in Virtual Reality, 2022
This paper describes a mobile application that builds and updates a 3D model of an indoor environment, including walls, floor and openings, by a simple scan performed using a tablet equipped with a depth sensor. This algorithm is fully implemented on the
Adrien Arnaud   +2 more
doaj   +1 more source

The characteristic of atmospheric particulate matter and the influence factors in Xiamen for air quality management

open access: yesFrontiers in Environmental Science, 2023
Urbanization can drive economic growth, but it may harm the quality of the urban environment if improper actions are performed. Environmental issues resulting from urbanization can negatively impact the health of city dwellers.
Jiali Lin   +3 more
doaj   +1 more source

Airborne in situ measurements of aerosol size distributions and black carbon across the Indo-Gangetic Plain during SWAAMI–RAWEX [PDF]

open access: yesAtmospheric Chemistry and Physics, 2020
During the combined South-West Asian Aerosol–Monsoon Interactions and Regional Aerosol Warming Experiment (SWAAMI–RAWEX), collocated airborne measurements of aerosol number–size distributions in the size (diameter) regime 0.5 to 20 µm and black ...
M. M. Gogoi   +6 more
doaj   +1 more source

Extraction of main levels of a building from a large point cloud [PDF]

open access: yes, 2019
Horizontal levels are references entities, the base of man-made environments. Their creation is the first step for various applications including the BIM (Building Information Modelling).
Ferrarese, Stefano   +3 more
core   +1 more source

Investigative Study on Convective Heat Transfer inside Compartment during Fire Situation

open access: yesJournal of Combustion, 2022
According to the geometry of compartments, quantities of smokes released during fire tend to accumulate at ceiling so as to form a cloud of hot gases. Heat transfer between these hot gases and walls is decisive for the development of fire. An increase in
Philippe Onguene Mvogo   +6 more
doaj   +1 more source

IoT-Based Car's Parking Monitoring System

open access: yesMATEC Web of Conferences, 2018
Internet-of-things-based technologies have advanced so much and helped public necessities. The use of IoT at a parking lot will help vehicle users to know the availability of a parking location through smartphones.
Dwiputra Albertus Ega   +3 more
doaj   +1 more source

Real-Time Size and Mass Estimation of Slender Axi-Symmetric Fruit/Vegetable Using a Single Top View Image

open access: yesSensors, 2020
Among the physical attributes of agricultural materials, mass, volume, and sizes have always been important quality parameters. Previous research focused mostly on volume estimation using stereo-based approaches, which rely on manual intervention or ...
Tri Huynh, Ly Tran, Son Dao
doaj   +1 more source

The complexities of managing historic buildings with BIM [PDF]

open access: yes, 2020
Purpose The adoption of building information modelling (BIM) in managing built heritage is an exciting prospect, but one that presents complexities additional to those of modern buildings.
Charlton, James   +3 more
core   +2 more sources

Piloting of a minimum data set for older people living in care homes in England: protocol for a longitudinal, mixed-methods study

open access: yesBMJ Open, 2023
Introduction Health and care data are routinely collected about care home residents in England, yet there is no way to collate these data to inform benchmarking and improvement.
Claire Goodman   +16 more
doaj   +1 more source

Numerical Simulation of Dispersion and Ventilation of Hydrogen Clouds in Case of Leakage Inside a Large-Scale Industrial Building

open access: yesHydrogen
As the attention to using hydrogen as a potential energy storage medium for power generation and mobility increases, hydrogen production, storage, and transportation safety should be considered.
Khaled Yassin   +2 more
doaj   +1 more source

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