نتایج جستجو برای: outdoor thermal images

تعداد نتایج: 493311  

2017
Masahiro Yamaguchi Hideo Saito Shoji Yachida

In this paper, we propose a method to generate a three-dimensional (3D) thermal map by overlaying thermal images onto a 3D surface reconstructed by a monocular RGB camera. In this method, we capture the target scene moving both an RGB camera and a thermal camera, which are mounted on the same zig. From the RGB image sequence, we reconstruct 3D structures of the scene by using Large-Scale Direct...

بهشتی, محمد حسین , حاجی زاده, روح اله , خداپرست, اسماعیل , رحیمی, حسین , ملکوتی, جواد ,

Introduction: Heat stress in workplaces cause multiple problems such as thermal stresses, thermal discomfort and in more severe cases may lead to accidents and diseases related to excessive heat. The aim of this study was to evaluate heat stress adopting WBGT Index in some small enterprise in Qom city and also to examine the relationship between WBGT and physiological indices. . Material and M...

2008
V. Fernández-Villarrenaga Martín D. Prada Rodríguez

Styrene is a compound commonly used in several industries, especially in those that manufacture glass-reinforced products. A thermal desorption-gas chromatography-mass spectrometry method for determination of styrene in industrial indoor and outdoor air is presented. Split valves of the thermal desorption unit were fixed at flows of 150 mL/min for indoor air and 5.3 mL/min for outdoor air, whic...

2015
Shaila H Koppad

In this paper, we present a method to classify real-world digital images into indoor and outdoor scenes. Indoor class consists of four groups: bedroom, kitchen, laboratory and library. Outdoor class consists of four groups: landscape, roads, buildings and garden. Application considers real-time system and has a dedicated data-set. Input images are pre-processed and converted into gray-scale and...

2017
Pingying Lin Zhonghua Gou Stephen Siu-Yu Lau Hao Qin

This paper presents a literature review on urban design indicators addressing the impact of urban geometry and vegetation on the outdoor thermal environment at the pedestrian level, as urban geometry and vegetation have been regarded as the most influential urban design factors that affect outdoor microclimate. The thermal balance concept is first introduced to elaborate how each component of e...

2009
Francesca Romana d’AMBROSIO Boris Igor PALELLA Giuseppe RICCIO

A reliable assessment of the thermal environment should take into account the whole of the six parameters affecting the thermal sensation (air temperature, air velocity, humidity, mean radiant temperature, metabolic rate and thermo-physical properties of clothing). Anyway, the need of a quick evaluation based on few measurements and calculations has leaded to like best temperature-humidity indi...

2017
Yafei Wang Rudolf de Groot Frank Bakker Heinrich Wörtche Rik Leemans

To better understand the influence of urban green infrastructure (UGI) on outdoor human thermal comfort, a survey and physical measurements were performed at the campus of the University of Groningen, The Netherlands, in spring and summer 2015. Three hundred eighty-nine respondents were interviewed in five different green spaces. We aimed to analyze people's thermal comfort perception and prefe...

Journal: :Robotics and Autonomous Systems 2013
Marina Magnabosco Toby P. Breckon

In this work, we examine the classic problem of robot navigation via visual simultaneous localization and mapping (SLAM), but introducing the concept of dual optical and thermal (cross-spectral) sensing with the addition of sensor handover from one to the other. In our approach we use a novel combination of two primary sensors: co-registered optical and thermal cameras.Mobile robot navigation i...

2016
Ariane Middel Nancy Selover Björn Hagen Nalini Chhetri

Shade plays an important role in designing pedestrian-friendly outdoor spaces in hot desert cities. This study investigates the impact of photovoltaic canopy shade and tree shade on thermal comfort through meteorological observations and field surveys at a pedestrian mall on Arizona State University's Tempe campus. During the course of 1 year, on selected clear calm days representative of each ...

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