نتایج جستجو برای: Similar Days

تعداد نتایج: 984224  

2014
Shon Grabbe Banavar Sridhar Avijit Mukherjee

On any given day, traffic flow managers must often rely on past experience and intuition when developing traffic flow management initiatives that mitigate imbalances between aircraft demand and weather impacted airport capacity. The goal of this study was to build on recent efforts to apply data mining classification and clustering algorithms to vast archives of historical weather and air traff...

2013
Shon Grabbe Banavar Sridhar Avijit Mukherjee

On any given day, constraints in the National Airspace System, for instance weather, necessitate the implementation of Traffic Flow Management initiatives, such as Ground Delay Programs. The parameters associated with these initiatives, for example the location, scope, duration, etc., are typically left to human decision makers, who must rely on intuition, past experience, and weather and traff...

Journal: :Frontiers in Energy Research 2022

The important, while mostly underestimated, step in the process of short-term load forecasting–STLF is selection similar days. Similar days are identified based on numerous factors, such as weather, time, electricity prices, geographical conditions and consumers’ types. However, those factors influence differently within different circumstances conditions. To investigate optimise process, a new...

Journal: :journal of operation and automation in power engineering 2007
h. taherian i. nazer e. razavi s. r. goldani m. farshad

accurate and effective electricity price forecasting is critical to market participants in order to make an appropriate risk management in competitive electricity markets. market participants rely on price forecasts to decide on their bidding strategies, allocate assets and plan facility investments. however, due to its time variant behavior and non-linear and non-stationary nature, electricity...

Journal: :Journal of physics 2023

Abstract Considering similar air traffic control techniques for the present based on close historical dates is a good approach due to unpredictability of weather and traffic, as well increase controller efficiency. A K-prototype clustering technique grey correlation analysis are proposed discover days address problem identification. Firstly, datasets used create set features broken down into nu...

Journal: :Mathematics 2022

It is challenging to obtain accurate and efficient predictions in short-term load forecasting (STLF) systems due the complexity nonlinearity of electric signals. To address these problems, we propose a hybrid predictive model that includes sliding-window algorithm, stacking ensemble neural network, similar-days method. First, leverage algorithm process time-series data with high non-stationarit...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

126 abstract: in this research we studied the effects of cyclic hydration and dehydration of cysts of artemia urmiana and artemia parthenogenetica on the hatching percentage, survival and growth. the experiment was carried out in 3 treatments (1-3 hydration/dehydration cycles) with 3 replicates for each treatment. later effects of cold preservation at -20°c during three time periods were ...

1998
William Faris

If, in some cataclysm, all of scientific knowledge were to be destroyed, and only one sentence passed on to the next generations of creatures, what statement would contain the most information in the fewest words? I believe it is the atomic hypothesis (or the atomic fact, or whatever you wish to call it) that all things are made of atoms—little particles that move around in perpetual motion, at...

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