نتایج جستجو برای: meteorological data

تعداد نتایج: 2421034  

1998
Khaled El Emam Dennis Goldenson James McCurley James Herbsleb

In this paper we present the results of a reanalysis of a study of factors that influence the success of software process improvement [6]. The initial report relied on simple statistical analytic methods, largely univariate and bivariate statistics. The current multivariate analysis replicates the basic results of the earlier study, while adding additional insights about the interactions among ...

Journal: :Remote Sensing 2017
Lin Xiao Tao Che Linling Chen Hongjie Xie Liyun Dai

Snow albedo feedback is one of the most crucial feedback processes that control equilibrium climate sensitivity, which is a central parameter for better prediction of future climate change. However, persistent large discrepancies and uncertainties are found in snow albedo feedback estimations. Remotely sensed snow cover products, atmospheric reanalysis data and radiative kernel data are used in...

2009
Daniel A. Fockenberg Sander L. Koole

The present research investigated the influence ot multiple sequential primes on social categorization processes. Study 1 examined an evaluative decision task in which targets were preceded and succeeded by two primes. As expected, the temporally closest forward primes had assimilative effects on target processing. Moreover, if the temporally closest forward prime and the target were congruent,...

2004
Soroosh Sorooshian

The 1993 minus 1988 difference in June plus July total precipitation (mm) from gauge observations (left), North American Regional Reanalysis (NARR) (middle) and Global Reanalysis 1 (right).

Journal: :Remote Sensing 2017
Hauke Beck Martin Kühn

Doppler LiDARs have become flexible and versatile remote sensing devices for wind energy applications. The possibility to measure radial wind speed components contemporaneously at multiple distances is an advantage with respect to meteorological masts. However, these measurements must be filtered due to the measurement geometry, hard targets and atmospheric conditions. To ensure a maximum data ...

2013
Yunbo Shi Yi Luo Wenjie Zhao Chunxue Shang Yadong Wang Yinsheng Chen

This paper describes the design and implementation of a radiosonde which can measure the meteorological temperature, humidity, pressure, and other atmospheric data. The system is composed of a CPU, microwave module, temperature sensor, pressure sensor and humidity sensor array. In order to effectively solve the humidity sensor condensation problem due to the low temperatures in the high altitud...

Journal: :IOP Conference Series: Earth and Environmental Science 2020

Journal: :Agronomy 2021

Information on crop yield at scales ranging from the field to global level is imperative for farmers and decision makers. The current data sources monitor yield, such as regional agriculture statistics, are often lacking in spatial temporal resolution. Remotely sensed vegetation indices (VIs) NDVI able assess using empirical modelling strategies. Empirical NDVI-based models were evaluated by co...

2009
Antonia Longobardi Paolo Villani

Precipitation trend analysis, on different spatial and temporal scales, has been of great concern during the past century because of the attention given to global climate change by the scientific community. According to some recent studies, the Italian territory has been suffering a precipitation decrease, especially in the last 50 years, and the southern areas seem to be more affected. The aim...

2005
Hsi-Chyi Yeh

With the incorporation of Doppler radar radial velocity by MM5/3DVAR system, a Mei-yu frontal system related to a coming heavy rain episode over southwestern Taiwan was retrieved within the Taiwan Strait on 6 June 2003. Significant frontal wind-shift (the prefrontal southwesterlies/the postfrontal northeasterlies) was reproduced over ocean, which was not captured by the NCEP reanalysis and the ...

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