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Selection of Heteroscedastic Models: A Time Series Forecasting Approach
(Articles)
Imoh Udo Moffat
,
Emmanuel
Alphonsus
Akpan
Applied Mathematics
Vol.10 No.5
,May 23, 2019
DOI:
10.4236/am.2019.105024
790
Downloads
2,216
Views
Citations
White Noise Analysis: A Measure of Time Series Model Adequacy
(Articles)
Imoh Udo Moffat
,
Emmanuel
Alphonsus
Akpan
Applied Mathematics
Vol.10 No.11
,November 21, 2019
DOI:
10.4236/am.2019.1011069
1,522
Downloads
7,281
Views
Citations
Application of Iterative Approaches in Modeling the Efficiency of ARIMA-GARCH Processes in the Presence of Outliers
(Articles)
Emmanuel
Alphonsus
Akpan
,
K. E. Lasisi
,
Ali Adamu
,
Haruna Bakari Rann
Applied Mathematics
Vol.10 No.3
,March 29, 2019
DOI:
10.4236/am.2019.103012
795
Downloads
1,727
Views
Citations
Structural Evolution and Properties of Hot Rolled Steel Alloys
(Articles)
Emmanuel
Isaac
Akpan
,
Idoko Andrew Haruna
J. of Minerals and Materials Characterization and Eng.
Vol.11 No.4
,April 20, 2012
DOI:
10.4236/jmmce.2012.114029
7,567
Downloads
9,618
Views
Citations
Heredo-Familial Expression of Ametropia among Siblings of a Nigerian Family
(Articles)
Emmanuel
Olu Megbelayin
,
Sylvia Iquo-Abasi
Akpan
Open Journal of Genetics
Vol.6 No.4
,October 31, 2016
DOI:
10.4236/ojgen.2016.64008
1,391
Downloads
2,129
Views
Citations
Foreign Direct Investment and Industrial Sector Performance: Assessing the Long-Run Implication on Economic Growth in Nigeria
(Articles)
Emmanuel
S.
Akpan
,
Gamaliel O. Eweke
Journal of Mathematical Finance
Vol.7 No.2
,May 23, 2017
DOI:
10.4236/jmf.2017.72021
2,886
Downloads
10,930
Views
Citations
Knowledge-Gap among Doctors in the Niger Delta Region of Nigeria about Sexual and Reproductive Health
(Articles)
Emmanuel
Columba Inyang-Etoh
,
Anyiekere Morgan Ekanem
,
Anietimfon Sunday
Akpan
Open Access Library Journal
Vol.2 No.12
,December 24, 2015
DOI:
10.4236/oalib.1102151
1,054
Downloads
1,978
Views
Citations
Causality between Non-Oil Export, Financial Sector Development and Economic Growth: Evidence from Nigeria
(Articles)
Emmanuel
S.
Akpan
,
Eleazar C. Nwosu
,
Gamaliel O. Eweke
Journal of Mathematical Finance
Vol.7 No.1
,January 11, 2017
DOI:
10.4236/jmf.2017.71002
2,211
Downloads
5,087
Views
Citations
Review of Green Polymer Nanocomposites
(Articles)
Samson O. Adeosun
,
G. I. Lawal
,
Sambo A. Balogun
,
Emmanuel
I.
Akpan
J. of Minerals and Materials Characterization and Eng.
Vol.11 No.4
,April 20, 2012
DOI:
10.4236/jmmce.2012.114028
13,246
Downloads
21,899
Views
Citations
Characterization of LDPE Reinforced with Calcium Carbonate—Fly Ash Hybrid Filler
(Articles)
Samson Oluropo Adeosun
,
Mohammed Awwalu Usman
,
Emmanuel
Isaac
Akpan
,
Winifred Ifeoma Dibie
J. of Minerals and Materials Characterization and Eng.
Vol.2 No.4
,July 28, 2014
DOI:
10.4236/jmmce.2014.24038
5,687
Downloads
7,565
Views
Citations
Geohydraulic Investigation of Aquifer Parameters in Abak, Southern Nigeria
(Articles)
Promise James
Akpan
,
Akaninyene Okon Akankpo
,
Joseph Gordian Atat
,
Johnson Cletus Ibout
,
Emmanuel
Bassey Umoren
Journal of Geoscience and Environment Protection
Vol.12 No.5
,May 31, 2024
DOI:
10.4236/gep.2024.125016
67
Downloads
260
Views
Citations
Determination of Molecular Mass of Strong Acids by Differential Temperature Model (DTM) Using H
3
PO
4
and HBF
4
for Classical Demonstration
(Articles)
I. A.
Akpan
Journal of Materials Science and Chemical Engineering
Vol.3 No.6
,June 11, 2015
DOI:
10.4236/msce.2015.36007
5,916
Downloads
6,763
Views
Citations
Can a Good Performance Management Technique Improve Public Health Outcome? A Rapid Assessment of Public Health Organization in Nigeria
(Articles)
David
Akpan
Journal of Human Resource and Sustainability Studies
Vol.7 No.2
,April 2, 2019
DOI:
10.4236/jhrss.2019.72009
1,404
Downloads
3,135
Views
Citations
Elevated Concentrations of Dietarily-Important Trace Elements and Macronutrients in Edible Leaves and Grain of 27 Cowpea (
Vigna unguiculata
L. Walp.) Genotypes: Implications for Human Nutrition and Health
(Articles)
Alphonsus
K. Belane
,
Felix D. Dakora
Food and Nutrition Sciences
Vol.3 No.3
,March 21, 2012
DOI:
10.4236/fns.2012.33054
6,138
Downloads
9,684
Views
Citations
Adomian Decomposition Approach to the Solution of the Burger’s Equation
(Articles)
Iyakino P.
Akpan
American Journal of Computational Mathematics
Vol.5 No.3
,September 9, 2015
DOI:
10.4236/ajcm.2015.53030
5,159
Downloads
6,551
Views
Citations
Environmental Consequences of Oil Spills on Marine Habitats and the Mitigating Measures—The Niger Delta Perspective
(Articles)
Etuk Etiese
Akpan
Journal of Geoscience and Environment Protection
Vol.10 No.6
,June 30, 2022
DOI:
10.4236/gep.2022.106012
555
Downloads
5,972
Views
Citations
Modelling Complete Power Outage Data Using Reliability
(Articles)
N. P.
Akpan
,
N. A. Bassey
American Journal of Operations Research
Vol.11 No.2
,March 8, 2021
DOI:
10.4236/ajor.2021.112005
448
Downloads
1,399
Views
Citations
Preliminary Geophysical Investigation to Delineate the Groundwater Conductive Zones in the Coastal Region of Akwa Ibom State, Southern Nigeria, around the Gulf of Guinea
(Articles)
George N. Jimmy
,
Akpan
A. Otu
,
Umoh A. Asuquo
International Journal of Geosciences
Vol.4 No.1
,January 23, 2013
DOI:
10.4236/ijg.2013.41011
5,294
Downloads
8,038
Views
Citations
Physicochemical Characteristics, Degradation Rate and Vulnerability Potential of Obudu Cattle Ranch Soils in Southeast Nigeria
(Articles)
A. U.
Akpan
-Idiok
,
K. I. Ofem
Open Journal of Soil Science
Vol.4 No.2
,February 15, 2014
DOI:
10.4236/ojss.2014.42008
5,404
Downloads
7,858
Views
Citations
An Accurate Numerical Integrator for the Solution of Black Scholes Financial Model Equation
(Articles)
Iyakino P.
Akpan
,
Johnson O. Fatokun
American Journal of Computational Mathematics
Vol.5 No.3
,September 2, 2015
DOI:
10.4236/ajcm.2015.53026
5,210
Downloads
6,447
Views
Citations
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