Karthik Devarajan

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Decomposing time series data by a non-negative matrix factorization algorithm with temporally constrained coefficients

Paolo Bonato, Vincent C. K. Cheung, Karthik Devarajan, 2015, 2015 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC).

hpcNMF: A high-performance toolbox for non-negative matrix factorization

Karthik Devarajan, Guoli Wang, K. Devarajan, 2016 .

A semi-parametric generalization of the Cox proportional hazards regression model: Inference and applications

Nader Ebrahimi, Karthik Devarajan, 2011, Comput. Stat. Data Anal..

Non-negative matrix factorization based on generalized dual divergence pdf

Karthik Devarajan, K. Devarajan, 2019, ArXiv.

Improved biomarker performance for the detection of hepatocellular carcinoma by inclusion of clinical parameters

Mengjun Wang, Karthik Devarajan, Jorge Marrero, 2012, 2012 IEEE International Conference on Bioinformatics and Biomedicine.

Nonnegative Matrix Factorization: An Analytical and Interpretive Tool in Computational Biology

Karthik Devarajan, K. Devarajan, 2008, PLoS Comput. Biol..

A Supervised Approach for Predicting Patient Survival with Gene Expression Data

Yan Zhou, Nader Ebrahimi, Karthik Devarajan, 2010, 2010 IEEE International Conference on BioInformatics and BioEngineering.

A Quasi-Likelihood Approach to Nonnegative Matrix Factorization

Vincent C. K. Cheung, Karthik Devarajan, V. Cheung, 2016, Neural Computation.

On Nonnegative Matrix Factorization Algorithms for Signal-Dependent Noise with Application to Electromyography Data

Vincent C. K. Cheung, Karthik Devarajan, V. Cheung, 2014, Neural Computation.

Probability-based methods for outlier detection in replicated high-throughput biological data

Karthik Devarajan, Matthew S. Smith, Matthew S. Smith, 2020, bioRxiv.

A unified statistical approach to non-negative matrix factorization and probabilistic latent semantic indexing

Nader Ebrahimi, Guoli Wang, Karthik Devarajan, 2014, Machine Learning.

A hybrid algorithm for non-negative matrix factorization based on symmetric information divergence

Nader Ebrahimi, Ehsan S. Soofi, Karthik Devarajan, 2015, 2015 IEEE International Conference on Bioinformatics and Biomedicine (BIBM).

Matrix and Tensor Decompositions

Karthik Devarajan, K. Devarajan, 2010 .

Supervised dimension reduction for large-scale “omics” data with censored survival outcomes under possible non-proportional hazards

Karthik Devarajan, Lauren Spirko-Burns, K. Devarajan, 2019, bioRxiv.

A unified approach to non-negative matrix factorization and probabilistic latent semantic indexing

Nader Ebrahimi, Karthik Devarajan, Guoli Wang, 2011 .

Testing for Covariate Effect in the Cox Proportional Hazards Regression Model

Nader Ebrahimi, Karthik Devarajan, N. Ebrahimi, 2009, Communications in statistics: theory and methods.

Intratumoral heterogeneity analysis reveals hidden associations between protein expression losses and patient survival in clear cell renal cell carcinoma

Karthik Devarajan, Stephen C. Peiper, Wei Jiang, 2017, Oncotarget.

Altered Gene Expression in Morphologically Normal Epithelial Cells from Heterozygous Carriers of BRCA1 or BRCA2 Mutations

Karthik Devarajan, Yan Zhou, Andrew K Godwin, 2010, Cancer Prevention Research.

Build It, and Will They Come? Unexpected Findings From a Study on a Web-Based Intervention to Improve Colorectal Cancer Screening

Venk Kandadai, Karthik Devarajan, Linda Fleisher, 2012, Journal of health communication.

Improved operative efficiency of free fibula flap mandible reconstruction with patient‐specific, computer‐guided preoperative planning

Karthik Devarajan, N. Topham, K. Devarajan, 2015, Head & neck.

Minimizing ED Waiting Times and Improving Patient Flow and Experience of Care

Karthik Devarajan, Assaad Sayah, K. Devarajan, 2014, Emergency medicine international.

Identifying a Highly-Aggressive DCIS Subgroup by Studying Intra-Individual DCIS Heterogeneity among Invasive Breast Cancer Patients

Karthik Devarajan, Kathy Q. Cai, Mary B. Daly, 2014, PloS one.

MicroRNA expression signatures of stage, grade, and progression in clear cell RCC

Karthik Devarajan, Yan Zhou, Paul Cairns, 2014, Cancer biology & therapy.

Maximizing Operational Efficiency Using an In-House Ambulatory Surgery Model at an Academic Medical Center

Karthik Devarajan, Rajeev C. Saxena, K. Devarajan, 2018, Journal of healthcare management / American College of Healthcare Executives.

Synthetic Lethal Screen of an EGFR-Centered Network to Improve Targeted Therapies

Karthik Devarajan, Yan Zhou, Margret B. Einarson, 2010, Science Signaling.

Class Discovery via Nonnegative Matrix Factorization

Nader Ebrahimi, Karthik Devarajan, N. Ebrahimi, 2008 .