Results 21 to 30 of about 1,467,059 (324)

Geometry of deviation measures for triangular distributions

open access: yesFrontiers in Applied Mathematics and Statistics, 2023
Triangular distributions are widely used in many applications with limited sample data, business simulations, and project management. As with other distributions, a standard way to measure deviations is to compute the standard deviation.
Yuhe Wang, Eugene Pinsky
doaj   +1 more source

Detecting Outliers in the Simple Linear Regression for Children Affected with Leukemia in Mosul City

open access: yesTikrit Journal of Pure Science, 2022
In this study, the problem of outlier detection in “linear regression” analysis is studied using the “median” and “mean” “absolute deviation” about the median.
Shaymaa Riyadh Thanoon   +1 more
doaj   +1 more source

Transcutaneous calf-muscle electro-stimulation : a prospective treatment for diabetic claudicants? [PDF]

open access: yes, 2016
Background: First-line therapy for claudicants with diabetes include supervised exercise programmes to improve walking distance. However, exercise comes with a number of barriers and may be contraindicated in certain conditions. The aim of this study was
Ellul, Christian, Gatt, Alfred
core   +1 more source

Robust mean absolute deviation problems on networks with linear vertex weights [PDF]

open access: yes, 2013
This article deals with incorporating the mean absolute deviation objective function in several robust single facility location models on networks with dynamic evolution of node weights, which are modeled by means of linear functions of a parameter ...
López de los Mozos Martín, María Cruz   +2 more
core   +1 more source

Simulation and assessment of a water pollution accident caused by phenol leakage

open access: yesWater Policy, 2021
Frequent occurrence of water pollution accidents has caused serious ecological and environmental damage. The purpose of this study was to assess the impacts of water pollution accidents on the human body and the ecosystem and to use a new calculation ...
Gaimei Guo, Runbin Duan
doaj   +1 more source

Sutte Indicator: an approach to predict the direction of stock market movements [PDF]

open access: yes, 2018
The purpose of this research is to apply technical analysis of Sutte Indicator in stock trading which will assist in the investment decision making process i.e. buying or selling shares. This research takes data of "A" on the Indonesia Stock Exchange(IDX
Ahmar, Ansari Saleh
core   +2 more sources

MAD (about median) vs. quantile-based alternatives for classical standard deviation, skewness, and kurtosis

open access: yesFrontiers in Applied Mathematics and Statistics, 2023
In classical probability and statistics, one computes many measures of interest from mean and standard deviation. However, mean, and especially standard deviation, are overly sensitive to outliers.
Eugene Pinsky, Sidney Klawansky
doaj   +1 more source

Minimizing weighted mean absolute deviation of job completion times from their weighted mean [PDF]

open access: yes, 2011
Cataloged from PDF version of article.We address a single-machine scheduling problem where the objective is to minimize the weighted mean absolute deviation of job completion times from their weighted mean.
Erel, E., Ghosh, J. B.
core   +1 more source

VAR Portfolio Optimal: Perbandingan Antara Metode Markowitz dan Mean Absolute Deviation

open access: yesJurnal Siasat Bisnis, 2009
Portfolio selection method which have been introduced by Harry Markowitz (1952) used variance or deviation standard as a measure of risk. Kanno and Yamazaki (1991) introduced another method and used mean absolute deviation as a measure of risk instead of
R. Agus Sartono, Arie Andika Setiawan
doaj   +4 more sources

Multi-Period Portfolio Optimization Using Dynamic Programming Approach [PDF]

open access: yesMuṭāli̒āt-i Mudīriyyat-i Ṣan̒atī, 2018
Portfolio selection has always been one of the important issues in the field of investment management, which discusses how to allocate an investor's capital to different assets and form an efficient portfolio.
Negin Mohebbi, Amir Abbas Najafi
doaj   +1 more source

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