**Commenced**in January 2007

**Frequency:**Monthly

**Edition:**International

**Paper Count:**4947

# Search results for: correlation matrix

##### 4947 Random Matrix Theory Analysis of Cross-Correlation in the Nigerian Stock Exchange

**Authors:**
Chimezie P. Nnanwa,
Thomas C. Urama,
Patrick O. Ezepue

**Abstract:**

**Keywords:**
correlation matrix,
eigenvalue and eigenvector,
inverse participation ratio,
portfolio optimization,
random matrix theory

##### 4946 Efficient Antenna Array Beamforming with Robustness against Random Steering Mismatch

**Authors:**
Ju-Hong Lee,
Ching-Wei Liao,
Kun-Che Lee

**Abstract:**

**Keywords:**
adaptive beamforming,
antenna array,
linearly constrained minimum variance,
robustness,
steering vector

##### 4945 The Second Smallest Eigenvalue of Complete Tripartite Hypergraph

**Authors:**
Alfi Y. Zakiyyah,
Hanni Garminia,
M. Salman,
A. N. Irawati

**Abstract:**

**Keywords:**
connectivity,
graph,
hypergraph,
Laplacian matrix

##### 4944 Analysis of Cross-Correlations in Emerging Markets Using Random Matrix Theory

**Authors:**
Thomas Chinwe Urama,
Patrick Oseloka Ezepue,
Peters Chimezie Nnanwa

**Abstract:**

**Keywords:**
random matrix theory,
cross-correlations,
emerging markets,
option pricing,
eigenvalues eigenvectors,
inverse participation ratios and implied volatility

##### 4943 Conditions on Expressing a Matrix as a Sum of α-Involutions

**Authors:**
Ric Joseph R. Murillo,
Edna N. Gueco,
Dennis I. Merino

**Abstract:**

**Keywords:**
α-involutory Matrices,
sum of α-involutory Matrices,
Trace,
Matrix Theory

##### 4942 Derivation of Bathymetry Data Using Worldview-2 Multispectral Images in Shallow, Turbid and Saline Lake Acıgöl

**Authors:**
Muhittin Karaman,
Murat Budakoglu

**Abstract:**

**Keywords:**
bathymetry,
Worldview-2 satellite image,
ATCOR technique,
Lake Acıgöl,
Denizli,
Turkey

##### 4941 Manufacturing and Characterization of Ni-Matrix Composite Reinforced with Ti3SiC2 and Ti2AlC; and Al-Matrix with Ti2SiC

**Authors:**
M. Hadji,
N. Chiker,
Y. Hadji,
A. Haddad

**Abstract:**

**Keywords:**
MAX phase,
microstructures,
composites,
hardness,
SEM

##### 4940 Inverse Matrix in the Theory of Dynamical Systems

**Authors:**
Renata Masarova,
Bohuslava Juhasova,
Martin Juhas,
Zuzana Sutova

**Abstract:**

**Keywords:**
dynamic system,
transfer matrix,
inverse matrix,
modeling

##### 4939 Choosing between the Regression Correlation, the Rank Correlation, and the Correlation Curve

**Authors:**
Roger L. Goodwin

**Abstract:**

**Keywords:**
Bayesian estimation,
regression model,
rank statistics,
correlation,
correlation curve

##### 4938 Testing the Change in Correlation Structure across Markets: High-Dimensional Data

**Authors:**
Malay Bhattacharyya,
Saparya Suresh

**Abstract:**

**Keywords:**
correlation structure,
high dimensional data,
multivariate distribution theory,
singular valued decomposition

##### 4937 Relationship between Matrix Metalloproteases and Tissue Inhibitor of Matrix Metalloproteinase Levels and Elastic Moduli of Ascending Aneurysms

**Authors:**
Khalil Khanafer

**Abstract:**

**Keywords:**
elastic modulus,
MMPs/TIMPs levels,
Ascending Thoracic Aortic Aneurysm

##### 4936 On Block Vandermonde Matrix Constructed from Matrix Polynomial Solvents

**Authors:**
Malika Yaici,
Kamel Hariche

**Abstract:**

**Keywords:**
block vandermonde matrix,
solvents,
matrix polynomial,
matrix inverse,
matrix determinant,
parallelization

##### 4935 Interaction of Vegetable Fillers with Polyethylene Matrix in Biocomposites

**Authors:**
P. V. Pantyukhov,
T. V. Monakhova,
A. A. Popov

**Abstract:**

**Keywords:**
biocomposite,
composite,
diffusion,
polyethylene,
vegetable filler

##### 4934 Spatial and Geostatistical Analysis of Surficial Soils of the Contiguous United States

**Authors:**
Rachel Hetherington,
Chad Deering,
Ann Maclean,
Snehamoy Chatterjee

**Abstract:**

**Keywords:**
correlation matrix,
geochemical analyses,
spatial distribution of elements,
surficial soils

##### 4933 Adaptive Beamforming with Steering Error and Mutual Coupling between Antenna Sensors

**Authors:**
Ju-Hong Lee,
Ching-Wei Liao

**Abstract:**

**Keywords:**
adaptive beamforming,
mutual coupling effect,
recursive algorithm,
steering angle error

##### 4932 A Comparative Study on Indian and Greek Cotton Fiber Properties Correlations

**Authors:**
Md. Nakib Ul Hasan,
Md. Ariful Islam,
Md. Sumon Miah,
Misbah Ul Hoque,
Bulbul Ahmed

**Abstract:**

**Keywords:**
cotton fiber,
fiber properties correlation,
Greek cotton,
HVI,
Indian cotton,
spinning

##### 4931 On Direct Matrix Factored Inversion via Broyden's Updates

**Authors:**
Adel Mohsen

**Abstract:**

**Keywords:**
Broyden's updates,
matrix inverse,
inverse factorization,
solution of linear algebraic equations,
ill-conditioned matrices,
preconditioning

##### 4930 A Review on Aluminium Metal Matric Composites

**Authors:**
V. Singh,
S. Singh,
S. S. Garewal

**Abstract:**

**Keywords:**
aluminum metal matrix composites,
applications of aluminum metal matrix composites,
lighting material processing of aluminum metal matrix composites

##### 4929 An Adaptive Dimensionality Reduction Approach for Hyperspectral Imagery Semantic Interpretation

**Authors:**
Akrem Sellami,
Imed Riadh Farah,
Basel Solaiman

**Abstract:**

**Keywords:**
band selection,
dimensionality reduction,
feature extraction,
hyperspectral imagery,
semantic interpretation

##### 4928 Numerical Simulation of Effect of Various Rib Configurations on Enhancing Heat Transfer of Matrix Cooling Channel

**Authors:**
Seok Min Choi,
Minho Bang,
Seuong Yun Kim,
Hyungmin Lee,
Won-Gu Joo,
Hyung Hee Cho

**Abstract:**

**Keywords:**
matrix cooling,
rib,
heat transfer,
gas turbine

##### 4927 Parallel Computation of the Covariance-Matrix

**Authors:**
Claude Tadonki

**Abstract:**

**Keywords:**
covariance-matrix,
multicore,
numerical computing,
parallel computing

##### 4926 Texture Analysis of Grayscale Co-Occurrence Matrix on Mammographic Indexed Image

**Authors:**
S. Sushma,
S. Balasubramanian,
K. C. Latha

**Abstract:**

**Keywords:**
texture analysis,
mammographic image,
partitioned gray scale co-oocurance matrix,
co-efficient

##### 4925 Redundancy Component Matrix and Structural Robustness

**Authors:**
Xinjian Kou,
Linlin Li,
Yongju Zhou,
Jimian Song

**Abstract:**

**Keywords:**
Structural Robustness,
Structural Reliability,
Redundancy Component,
Redundancy Matrix

##### 4924 Multiple Images Stitching Based on Gradually Changing Matrix

**Authors:**
Shangdong Zhu,
Yunzhou Zhang,
Jie Zhang,
Hang Hu,
Yazhou Zhang

**Abstract:**

**Keywords:**
image stitching,
gradually changing matrix,
horizontal direction,
matrix approximation,
homography matrix

##### 4923 Matrix Method Posting

**Authors:**
Varong Pongsai

**Abstract:**

**Keywords:**
matrix method posting,
deductive approach,
determinant,
accounting application

##### 4922 Effects of the Mass and Damping Matrix Model in the Non-Linear Seismic Response of Steel Frames

**Authors:**
Alfredo Reyes-Salazar,
Mario D. Llanes-Tizoc,
Eden Bojorquez,
Federico Valenzuela-Beltran,
Juan Bojorquez,
Jose R. Gaxiola-Camacho,
Achintya Haldar

**Abstract:**

**Keywords:**
moment-resisting steel frames,
consistent and concentrated mass matrices,
non-linear seismic response,
Rayleigh damping

##### 4921 Student Loan Debt among Students with Disabilities

**Authors:**
Kaycee Bills

**Abstract:**

**Keywords:**
disability,
student loan debt,
higher education,
social work

##### 4920 Corrosion Characterization of Al6061, Quartz Metal Matrix Composites in Alkali Medium

**Authors:**
Radha H. R.,
Krupakara P. V.

**Abstract:**

**Keywords:**
aluminium 6061,
corrosion,
quartz,
vortex

##### 4919 Membership Surface and Arithmetic Operations of Imprecise Matrix

**Authors:**
Dhruba Das

**Abstract:**

**Keywords:**
imprecise number,
imprecise vector,
membership surface,
imprecise matrix

##### 4918 Corrosion Characterization of Al6061 Hybrid Metal Matrix Composites in Acid Medium

**Authors:**
P. V. Krupakara

**Abstract:**

**Keywords:**
Al6061,
graphite,
passivation,
red mud,
vortex