Valen E. Johnson

Publication Activity (10 Years)

Years Active: 1990-2022
Publications (10 Years): 5

Top Topics

High Dimensional

High Dimensional Feature Vectors

Single Nucleotide Polymorphisms

Top Venues

Publications

Shahina Rahman, Valen E. Johnson, Suhasini Subba Rao
Using the left Gram matrix to cluster high dimensional data. CoRR (2022)
Shahina Rahman, Valen E. Johnson, Suhasini Subba Rao
A Hyperparameter-Free, Fast and Efficient Framework to Detect Clusters From Limited Samples Based on Ultra High-Dimensional Features. IEEE Access 10 (2022)
Nilotpal Sanyal, Min-Tzu Lo, Karolina Kauppi, Srdjan Djurovic, Ole A. Andreassen, Valen E. Johnson, Chi-Hua Chen
GWASinlps: non-local prior based iterative SNP selection tool for genome-wide association studies. Bioinform. 35 (1) (2019)
Shahina Rahman, Valen E. Johnson
A Fast Algorithm for Clustering High Dimensional Feature Vectors. CoRR (2018)
Amir Nikooienejad, Wenyi Wang, Valen E. Johnson
Bayesian variable selection for binary outcomes in high-dimensional genomic studies using non-local priors. Bioinform. 32 (9) (2016)
Valen E. Johnson, Mark Fitzgerald, Harry F. Martz
Discussion. Technometrics 41 (4) (1999)
Stephen M. Pizer, Daniel S. Fritsch, Paul A. Yushkevich, Valen E. Johnson, Edward L. Chaney
Segmentation, Registration and Measurement of Shape Variation via Image Object Shape. IEEE Trans. Medical Imaging 18 (10) (1999)
Jacob K. Laading, Colin McCulloch, Valen E. Johnson, David R. Gilland, Ronald J. Jaszczak
A Hierarchical Feature Based Deformation Model Applied to 4D Cardiac SPECT Data. IPMI (1999)
David M. Higdon, James E. Bowsher, Valen E. Johnson, Timothy G. Turkington, David R. Gilland, Ronald J. Jaszczak
Fully Bayesian Estimation of Gibbs Hyperparameters for Emission Computed Tomography Data. IEEE Trans. Medical Imaging 16 (5) (1997)
Daniel S. Fritsch, Stephen M. Pizer, Liyun Yu, Valen E. Johnson, Edward L. Chaney
Segmentation of Medical Image Objects Using Deformable Shape Loci. IPMI (1997)
James E. Bowsher, Valen E. Johnson, Timothy G. Turkington, Ronald J. Jaszczak, Carey E. Floyd Jr., R. Edward Coleman
Bayesian reconstruction and use of anatomical a priori information for emission tomography. IEEE Trans. Medical Imaging 15 (5) (1996)
Valen E. Johnson
A note on stopping rules in EM-ML reconstructions of ECT images. IEEE Trans. Medical Imaging 13 (3) (1994)
Xiaolong Ouyang, Wing Hung Wong, Valen E. Johnson, Xiaoping Hu, Chin-Tu Chen
Incorporation of correlated structural images in PET image reconstruction. IEEE Trans. Medical Imaging 13 (4) (1994)
Valen E. Johnson
A Framework for Incorporating Structural Prior Information into the Estimation of Medical Images. IPMI (1993)
Valen E. Johnson, Wing Hung Wong, Xiaoping Hu, Chin-Tu Chen
Image Restoration Using Gibbs Priors: Boundary Modeling, Treatment of Blurring, and Selection of Hyperparameter. IEEE Trans. Pattern Anal. Mach. Intell. 13 (5) (1991)
W. J. Lin, Stephen M. Pizer, Valen E. Johnson
Boundary Estimation in Ultrasound Images. IPMI (1991)
Chin-Tu Chen, Valen E. Johnson, Xiaoping Hu, Wing H. Wong, Charles E. Metz
Image processing and image reconstruction with the use of a-priori information. Medical Imaging: Image Processing (1990)