Works by Tiwari, Ram C.

Results: 82

Bayesian inference of survival curve from record-breaking observations: Estimation and asymptotic results.

Published in:

Naval Research Logistics, 1991, v. 38, n. 4, p. 599, doi. 10.1002/1520-6750(199108)38:4<599::AID-NAV3220380411>3.0.CO;2-C

By:

Tiwari, Ram C.;
Zalkikar, Jyoti N.

Publication type:

Article

Bayesian Approach for Assessing Non-Inferiority in Three-Arm Trials for Risk Ratio and Odds Ratio.

Published in:

Statistics in Biopharmaceutical Research, 2019, v. 11, n. 1, p. 34, doi. 10.1080/19466315.2018.1554504

By:

Chowdhury, Shrabanti;
Tiwari, Ram C.;
Ghosh, Samiran

Publication type:

Article

Bayesian Approach to Personalized Benefit-Risk Assessment.

Published in:

Statistics in Biopharmaceutical Research, 2016, v. 8, n. 3, p. 316, doi. 10.1080/19466315.2016.1193045

By:

Cui, Shiqi;
Zhao, Yueqin;
Tiwari, Ram C.

Publication type:

Article

A Bayesian Approach for Benefit-Risk Assessment.

Published in:

Statistics in Biopharmaceutical Research, 2014, v. 6, n. 4, p. 326, doi. 10.1080/19466315.2014.965845

By:

Zhao, Yueqin;
Zalkikar, Jyoti;
Tiwari, Ram C.;
LaVange, Lisa M.

Publication type:

Article

Cure fraction estimation from the mixture cure models for grouped survival data.

Published in:

Statistics in Medicine, 2004, v. 23, n. 11, p. 1733, doi. 10.1002/sim.1774

By:

Yu, Binbing;
Tiwari, Ram C.;
Cronin, Kathleen A.;
Feuer, Eric J.

Publication type:

Article

Statistical approaches to group sequential monitoring of postmarket safety surveillance data: current state of the art for use in the Mini-Sentinel pilot.

Published in:

Pharmacoepidemiology & Drug Safety, 2012, v. 21, p. 72, doi. 10.1002/pds.2320

By:

Cook, Andrea J.;
Tiwari, Ram C.;
Wellman, Robert D.;
Heckbert, Susan R.;
Li, Lingling;
Heagerty, Patrick;
Marsh, Tracey;
Nelson, Jennifer C.

Publication type:

Article

Semiparametric inference for a quantile comparison function with applications to receiver operating characteristic curves.

Published in:

Biometrika, 1999, v. 86, n. 3, p. 487

By:

Gang Li;
Tiwari, Ram C.;
Wells, Martin T.

Publication type:

Article

A new measure of ifra-ness and its application to two sample test.

Published in:

Statistics, 1991, v. 22, n. 3, p. 419, doi. 10.1080/02331889108802323

By:

Tiwari, Ram C.;
Zalkikar, Jyoti N.

Publication type:

Article

Testing an increasing failure rate average distribution with censored data.

Published in:

Statistics, 1989, v. 20, n. 2, p. 279, doi. 10.1080/02331888908802170

By:

Ram C, Tiwari;
Rao Jammalamadaka, S.;
Zalkikar, Jyoti N

Publication type:

Article

An Efficient Recursive Algorithm for Computing the Distribution Function and Non-centrality Parameter of the Non-central F-distribution.

Published in:

Journal of the Royal Statistical Society: Series C (Applied Statistics), 1997, v. 46, n. 3, p. 408, doi. 10.1111/1467-9876.00080

By:

Tiwari, Ram C.;
Jie Yang

Publication type:

Article

Mixture cure survival models with dependent censoring.

Published in:

Journal of the Royal Statistical Society: Series B (Statistical Methodology), 2007, v. 69, n. 3, p. 285, doi. 10.1111/j.1467-9868.2007.00589.x

By:

Yi Li;
Tiwari, Ram C.;
Guha, Subharup

Publication type:

Article

A Class of Semiparametric Mixture Cure Survival Models With Dependent Censoring.

Published in:

Journal of the American Statistical Association, 2009, v. 104, n. 487, p. 1241, doi. 10.1198/jasa.2009.tm08033

By:

Othus, Megan;
Li, Yi;
Tiwari, Ram C.

Publication type:

Article

Weighted Normal Spatial Scan Statistic for Heterogeneous Population Data.

Published in:

Journal of the American Statistical Association, 2009, v. 104, n. 487, p. 886, doi. 10.1198/jasa.2009.ap07613

By:

Huang, Lan;
Tiwari, Ram C.;
Zou, Zhaohui;
Kulldorff, Martin;
Feuer, Eric J.

Publication type:

Article

Bayesian Analysis of Cancer Rates From SEER Program Using Parametric and Semiparametric Joinpoint Regression Models.

Published in:

Journal of the American Statistical Association, 2009, v. 104, n. 486, p. 439, doi. 10.1198/jasa.2009.0038

By:

Ghosh, Pulak;
Basu, Sanjib;
Tiwari, Ram C.

Publication type:

Article

The Nested Dirichlet Process.

Published in:

2008

By:

GHOSH, Kaushik;
GHOSH, Pulak;
TIWARI, Ram C.

Publication type:

Editorial

Prediction of U.S. Cancer Mortality Counts Using Semiparametric Bayesian Techniques.

Published in:

Journal of the American Statistical Association, 2007, v. 102, n. 477, p. 7, doi. 10.1198/016214506000000762

By:

Ghosh, Kaushik;
Tiwari, Ram C.

Publication type:

Article

Bayesian density estimation using ranked set samples.

Published in:

Environmetrics, 2004, v. 15, n. 7, p. 711, doi. 10.1002/env.667

By:

Kaushik Ghosh;
Ram C. Tiwari

Publication type:

Article

Application of a local linear autoregressive model to BOD time series

Published in:

Environmetrics, 2000, v. 11, n. 3, p. 341

By:

Tiwari, Ram C.;
Cai, Zongwu

Publication type:

Article

A more powerful test for three-arm non-inferiority via risk difference: Frequentist and Bayesian approaches.

Published in:

Journal of Applied Statistics, 2023, v. 50, n. 4, p. 848, doi. 10.1080/02664763.2021.1998391

By:

Paul, Erina;
Tiwari, Ram C.;
Chowdhury, Shrabanti;
Ghosh, Samiran

Publication type:

Article

Group sequential method for observational data by using generalized estimating equations: application to Vaccine Safety Datalink.

Published in:

Journal of the Royal Statistical Society: Series C (Applied Statistics), 2015, v. 64, n. 2, p. 319, doi. 10.1111/rssc.12076

By:

Cook, Andrea J.;
Wellman, Robert D.;
Nelson, Jennifer C.;
Jackson, Lisa A.;
Tiwari, Ram C.

Publication type:

Article

Bayesian model selection for join point regression with application to age-adjusted cancer rates.

Published in:

Journal of the Royal Statistical Society: Series C (Applied Statistics), 2005, v. 54, n. 5, p. 919, doi. 10.1111/j.1467-9876.2005.00518.x

By:

Tiwari, Ram C.;
Cronin, Kathleen A.;
Davis, William;
Feuer, Eric J.;
Yu, Binbing;
Chib, Siddhartha

Publication type:

Article

Bayesian bootstrap lower confidence interval estimation of the reliability and failure rate.

Published in:

Journal of Statistical Computation & Simulation, 1989, v. 32, n. 3, p. 185, doi. 10.1080/00949658908811174

By:

Padadopoulos, Alex S.;
Tiwari, Ram C.

Publication type:

Article

Exact Poly- K Test.

Published in:

Communications in Statistics: Simulation & Computation, 2016, v. 45, n. 7, p. 2257, doi. 10.1080/03610918.2014.901351

By:

Rahman, Mohammad A.;
Lin, Karl K.;
Tiwari, Ram C.;
Jackson, Matthew

Publication type:

Article

Pretest estimation for some discrete distributions.

Published in:

Communications in Statistics: Simulation & Computation, 1992, v. 21, n. 2, p. 405, doi. 10.1080/03610919208813026

By:

Kumar, Santosh;
Tyagi, Ravinder K.;
Tiwari, Ram C.;
Bhattacharya, Samir K.

Publication type:

Article

An Age-Stratified Poisson Model for Comparing Trends in Cancer Rates Across Overlapping Regions.

Published in:

Biometrical Journal, 2008, v. 50, n. 4, p. 608, doi. 10.1002/bimj.200710430

By:

Li, Yi;
Tiwari, Ram C.;
Zou, Zhaohui

Publication type:

Article

A novel approach to augment single-arm clinical studies with real-world data.

Published in:

Journal of Biopharmaceutical Statistics, 2022, v. 32, n. 1, p. 141, doi. 10.1080/10543406.2021.2011902

By:

Sachdeva, Archie;
Tiwari, Ram C;
Guha, Subharup

Publication type:

Article

Approaches for testing noninferiority in two-arm trials for risk ratio and odds ratio.

Published in:

Journal of Biopharmaceutical Statistics, 2019, v. 29, n. 3, p. 425, doi. 10.1080/10543406.2019.1572616

By:

Chowdhury, Shrabanti;
Tiwari, Ram C.;
Ghosh, Samiran

Publication type:

Article

Bayesian approach for assessing noninferiority in a three‐arm trial with binary endpoint.

Published in:

Pharmaceutical Statistics, 2018, v. 17, n. 4, p. 342, doi. 10.1002/pst.1851

By:

Ghosh, Santu;
Tiwari, Ram C.;
Ghosh, Samiran

Publication type:

Article

A Bayesian approach to mixture cure models with spatial frailties for population-based cancer relative survival data.

Published in:

Canadian Journal of Statistics, 2012, v. 40, n. 1, p. 40, doi. 10.1002/cjs.10135

By:

Yu, Binbing;
Tiwari, Ram C.

Publication type:

Article

Goodness-of-fit tests for parametric models based on biased samples.

Published in:

Canadian Journal of Statistics, 2002, v. 30, n. 3, p. 475, doi. 10.2307/3316149

By:

Sun, Yanqing;
Cui, Sufang;
Tiwari, Ram C.

Publication type:

Article

Efficient interval estimation for age-adjusted cancer rates.

Published in:

2006

By:

Tiwari, Ram C.;
Clegg, Limin X.;
Zou, Zhaohui

Publication type:

journal article

Goodness of Fit Tests for Multivariate Counting Process Models with Applications.

Published in:

Scandinavian Journal of Statistics, 2001, v. 28, n. 1, doi. 10.1111/1467-9469.00234

By:

Sun, Yanqing;
Tiwari, Ram C.;
Zalkikar, Jyoti N.

Publication type:

Article

Bayesian approach for assessing non-inferiority in a three-arm trial with pre-specified margin.

Published in:

2016

By:

Ghosh, Samiran;
Ghosh, Santu;
Tiwari, Ram C.

Publication type:

journal article

Signal detection in FDA AERS database using Dirichlet process.

Published in:

Statistics in Medicine, 2015, v. 34, n. 19, p. 2725, doi. 10.1002/sim.6510

By:

Hu, Na;
Huang, Lan;
Tiwari, Ram C.

Publication type:

Article

Assessing noninferiority in a three-arm trial using the Bayesian approach.

Published in:

Statistics in Medicine, 2011, v. 30, n. 15, p. 1795, doi. 10.1002/sim.4244

By:

Ghosh, Pulak;
Nathoo,, Farouk;
Gönen, Mithat;
Tiwari, Ram C.

Publication type:

Article

Joint modeling of longitudinal data and informative dropout time in the presence of multiple changepoints.

Published in:

Statistics in Medicine, 2011, v. 30, n. 6, p. 611, doi. 10.1002/sim.4119

By:

Ghosh, Pulak;
Ghosh, Kaushik;
Tiwari, Ram C.

Publication type:

Article

Bayesian approach to cancer-trend analysis using age-stratified Poisson regression models.

Published in:

Statistics in Medicine, 2011, v. 30, n. 2, p. 127, doi. 10.1002/sim.4077

By:

Ghosh, Pulak;
Ghosh, Kaushik;
Tiwari, Ram C.

Publication type:

Article

Covariate adjusted weighted normal spatial scan statistics with applications to study geographic clustering of obesity and lung cancer mortality in the United States.

Published in:

Statistics in Medicine, 2010, v. 29, n. 23, p. 2410, doi. 10.1002/sim.3990

By:

Huang, Lan;
Tiwari, Ram C.;
Pickle, Linda W.;
Zou, Zhaohui

Publication type:

Article

Multiple imputation methods for modelling relative survival data.

Published in:

Statistics in Medicine, 2006, v. 25, n. 17, p. 2946, doi. 10.1002/sim.2289

By:

Yu, Binbing;
Tiwari, Ram C.

Publication type:

Article

New Drug Development: Design, Methodology, and Analysis.

Published in:

2010

By:

Ghosh, Pulak;
Tiwari, Ram C.

Publication type:

Book Review

Analysis of Opinion Swing: Comparison of Two Correlated Proportions.

Published in:

American Statistician, 2000, v. 54, n. 1, p. 57, doi. 10.2307/2685613

By:

Irony, Telba Z.;
de B. Pereira, Carlos A.;
Tiwari, Ram C.

Publication type:

Article

Extreme bounds analysis in the Kalman filter.

Published in:

American Statistician, 1991, v. 45, n. 2, p. 113, doi. 10.2307/2684370

By:

Chib, Siddharta;
Tiwari, Ram C.

Publication type:

Article

Another Look at Some Results on the Recursive Estimation in General Linear Model.

Published in:

American Statistician, 1987, v. 41, n. 1, p. 56, doi. 10.2307/2684322

By:

Chib, Siddhartha;
Jammalamadaka, S. Rao;
Tiwari, Ram C.

Publication type:

Article

New approaches for testing non-inferiority for three-arm trials with Poisson distributed outcomes.

Published in:

2022

By:

Ghosh, Samiran;
Paul, Erina;
Chowdhury, Shrabanti;
Tiwari, Ram C.

Publication type:

journal article

A New Method of Estimating United States and State-level Cancer Incidence Counts for the Current Calendar Year.

Published in:

CA: A Cancer Journal for Clinicians, 2007, v. 57, n. 1, p. 30, doi. 10.3322/canjclin.57.1.30

By:

Pickle, Linda W.;
Yongping Hao;
Jernal, Ahmedin;
Zou, Zhaohui;
Tiwari, Ram C.;
Ward, Elizabeth;
Hachey, Mark;
Howe, Holly L.;
Feuer, Eric J.

Publication type:

Article

Cancer Statistics, 2005.

Published in:

CA: A Cancer Journal for Clinicians, 2005, v. 55, n. 1, p. 10, doi. 10.3322/canjclin.55.1.10

By:

Jemal, Ahmedin;
Murray, Taylor;
Ward, Elizabeth;
Samuels, Alicia;
Tiwari, Ram C.;
Ghafoor, Asma;
Feuer, Eric J.;
Thun, Michael J.

Publication type:

Article

A New Method of Predicting US and State-Level Cancer Mortality Counts for the Current Calendar Year.

Published in:

CA: A Cancer Journal for Clinicians, 2004, v. 54, n. 1, p. 30, doi. 10.3322/canjclin.54.1.30

By:

Tiwari, Ram C.;
Ghosh, Kaushik;
Jemal, Ahmedin;
Hachey, Mark;
Ward, Elizabeth;
Thun, Michael J.;
Feuer, Eric J.

Publication type:

Article

Cancer Statistics, 2004.

Published in:

CA: A Cancer Journal for Clinicians, 2004, v. 54, n. 1, p. 8, doi. 10.3322/canjclin.54.1.8

By:

Jemal, Ahmedin;
Tiwari, Ram C.;
Murray, Taylor;
Ghafoor, Asma;
Samuels, Alicia;
Ward, Elizabeth;
Feuer, Eric J.;
Thun, Michael J.

Publication type:

Article

Nonparametric Bayes Estimation of Contamination Levels Using Observations From the Residual Distribution.

Published in:

Journal of the American Statistical Association, 2000, v. 95, n. 452, p. 1119, doi. 10.1080/01621459.2000.10474308

By:

Kvam, Paul H.;
Tiwari, Ram C.;
Zalkikar, Jyoti N.

Publication type:

Article

Semiparametric Likelihood Ratio--Based Inferences for Truncated Data.

Published in:

Journal of the American Statistical Association, 1997, v. 92, n. 437, p. 236, doi. 10.1080/01621459.1997.10473621

By:

Gang Li;
Jing Qin;
Tiwari, Ram C.

Publication type:

Article