نتایج جستجو برای: forecast errors of gpd growth

تعداد نتایج: 21246712  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی و اجتماعی 1389

today the image of a permanent skeletal space of cities affected by some forces or mechanisms is put in time with social-economic development and while imposes a new face and perspective to physical anatomy of cities, and prepares field to changes in content and social- economic structures of cities too. simultaneously with quitting villages in order to settle in cities by villagers, the phen...

2013
Chi Wai Chow Juan Luis Bosch Jan Kleissl

Executive Summary 5 A method for solar forecasting using cloud motion vectors (CMV) from satellite imagery with the 6 ability to characterize forecast uncertainty has been developed. On average, the root mean square error 7 (RMSE) for CMV forecast increases with increasing forecast horizon and becomes larger than the North 8 American Model (NAM, a numerical weather prediction model) forecast er...

The theory of grey system is used when sufficient information of the community under study is not in hand. The grey forecast model is proper when the information variety is fix and certain. Grey model can apply some additional computations to improve forecasting activities when data is insufficient. Through using improved grey model, the assessment error decreases significantly. This study made...

2001
Palle S Andersen William L Wascher

An important and surprising characteristic of the economies in industrialised countries in the 1990s was the extent to which prices decelerated in an environment of generally rising economic activity and tightening labour markets. The coexistence of a healthy economic environment and low inflation can appropriately be described as good news. However, economists tended to overstate underlying in...

2002
Richard B Rood Dick Dee Arlindo da Silva

Statistical analysis methods are generally derived under the assumption that forecast errors are strictly random and zero in the mean If the short term forecast used as the background eld in the statistical analysis equation is in fact biased so will the resulting analysis be biased The only way to properly account for bias in a statistical analysis is to do so explicitly by estimating the fore...

2001
ERIC P. GRIMIT CLIFFORD F. MASS

Motivated by the promising results of global-scale ensemble forecasting, a number of groups have attempted mesoscale, short-range ensemble forecasting (SREF), focusing mainly over the eastern half of the United States. To evaluate the performance of mesoscale SREF over the Pacific Northwest and to test the value of using different initial analyses as a means of ensemble forecast generation, a f...

Journal: :Sao Paulo medical journal = Revista paulista de medicina 2000
R S Oliveira Filho I D Santos L M Ferreira F A de Almeida M M Simões e Silvia Enokihara A Barbieri R Tovo Filho

CONTEXT Sentinel node (SN) biopsy has changed the surgical treatment of malignant melanoma. The literature has emphasized the importance of gamma probe detection (GPD) of the SN. OBJECTIVE Our objective was to evaluate the efficacy of patent blue dye (PBD) and GPD for SN biopsy in different lymphatic basins. DESIGN Patients with cutaneous malignant melanoma in stages I and II were submitted...

2005
Hideo Iwai Patrik Forrer Andreas Plückthun Peter Güntert

During virus assembly, viral precursor proteins form an empty capsid (procapsid) that undergoes large structural changes to become a mature capsid. In the case of Escherichia coli bacteriophage k, an icosahedral virus of triangulation number T=7 with a non-contractile tail, the procapsid, is comprised mainly of the major capsid protein gpE. The expansion of the prohead occurs upon DNA packing. ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و زبانهای خارجی 1390

abstract the current study set out to address the issue as to whether the implementation of portfolio assessment would give rise to iranian pre-intermediate efl learner autonomy. participants comprised 60 female in pre-intermediate level within the age range of 16-28.they were selected from among 90 language learners based on their scores on language proficiency test -key english test. then, t...

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