Journal articleJ Immunother Cancer · October 31, 2025
PURPOSE: A recently published phase 2 neoadjuvant trial in patients with early-stage non-small cell lung cancer (NSCLC) (NCT02818920) evaluated the potential efficacy of pembrolizumab administration in the absence of chemotherapy. This communication report ...
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Journal articleStatistical Analysis and Data Mining · October 1, 2025
The rapid emergence of single-cell data has facilitated the study of many different biological conditions at the cellular level. Cluster analysis has been widely applied to identify cell types, capturing the essential patterns of the original data in a muc ...
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Journal articlePatterns (N Y) · September 12, 2025
Cytometry data, including flow and mass cytometry, are widely used in immunological studies such as cancer immunotherapy and vaccine trials. These data provide rich insights into immune cell dynamics and their relationship to clinical outcomes. However, tr ...
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Journal articleSci Transl Med · January 2025
Current desensitization and maintenance immunosuppression regimens for kidney transplantation in sensitized individuals show limited ability to control the posttransplant humoral response, resulting in high rates of antibody-mediated rejection (ABMR) and g ...
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Journal articlePLoS Comput Biol · November 2024
Despite significant progress in vaccine research, the level of protection provided by vaccination can vary significantly across individuals. As a result, understanding immunologic variation across individuals in response to vaccination is important for dev ...
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Journal articleJCI Insight · October 8, 2024
BACKGROUNDThe mechanism(s) responsible for the efficacy of WHO-recommended malaria vaccine RTS,S/AS01 are not completely understood. We previously identified RTS,S vaccine-induced Plasmodium falciparum circumsporozoite protein-specific (PfCSP-specific) ant ...
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Journal articleJournal of Machine Learning Research · January 1, 2024
In the application of instrumental variable analysis that conducts causal inference in the presence of unmeasured confounding, invalid instrumental variables and weak instrumental variables often exist which complicate the analysis. In this paper, we propo ...
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Journal articleHum Vaccin Immunother · August 1, 2023
Immunoprofiling has become a crucial tool for understanding the complex interactions between the immune system and diseases or interventions, such as therapies and vaccinations. Immune response biomarkers are critical for understanding those relationships ...
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Journal articleBiometrics · June 2023
One key challenge encountered in single-cell data clustering is to combine clustering results of data sets acquired from multiple sources. We propose to represent the clustering result of each data set by a Gaussian mixture model (GMM) and produce an integ ...
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Journal articlePLoS Comput Biol · April 2023
Multi-view data can be generated from diverse sources, by different technologies, and in multiple modalities. In various fields, integrating information from multi-view data has pushed the frontier of discovery. In this paper, we develop a new approach for ...
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Journal articleJournal of Computational and Graphical Statistics · January 1, 2022
Deep neural networks (DNN) have been demonstrated to achieve unparalleled prediction accuracy in a wide range of applications. Despite its strong performance, in certain areas, the usage of DNN has met resistance because of its black-box nature. In this ar ...
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Journal articleStat · December 2021
The architectures of many neural networks rely heavily on the underlying grid associated with the variables, for instance, the lattice of pixels in an image. For general biomedical data without a grid structure, the multi‐layer perceptron (MLP) and ...
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Journal articleWiley Interdisciplinary Reviews Computational Statistics · July 1, 2021
Bayesian mixture models are increasingly used for model-based clustering and the follow-up analysis on the clusters identified. As such, they are of particular interest for analyzing cytometry data where unsupervised clustering and association studies are ...
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Journal articleJ Travel Med · February 23, 2021
BACKGROUND: In many countries, patients with mild coronavirus disease 2019 (COVID-19) are told to self-isolate at home, but imperfect compliance and shared living space with uninfected people limit the effectiveness of home-based isolation. We examine the ...
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Journal articleIEEE Access · January 1, 2021
Optimal transport (OT) is a principled approach for matching, having achieved success in diverse applications such as tracking and cluster alignment. It is also the core computation problem for solving the Wasserstein metric between probabilistic distribut ...
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Journal articleBioinformatics · June 1, 2020
MOTIVATION: Cluster analysis is widely used to identify interesting subgroups in biomedical data. Since true class labels are unknown in the unsupervised setting, it is challenging to validate any cluster obtained computationally, an important problem bare ...
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Journal articleStatistical Analysis and Data Mining: The ASA Data Science Journal · October 2019
AbstractIn scientific data analysis, clusters identified computationally often substantiate existing hypotheses or motivate new ones. Yet the combinatorial nature of the clustering result, which is a partition rather than a ...
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Journal articlePLoS Comput Biol · March 2019
Human Endogenous Retrovirus type K (HERV-K) is the only HERV known to be insertionally polymorphic; not all individuals have a retrovirus at a specific genomic location. It is possible that HERV-Ks contribute to human disease because people differ in both ...
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Journal articleComputational Statistics and Data Analysis · January 1, 2019
Multidimensional scaling methods are frequently used by researchers and practitioners to project high dimensional data into a low dimensional space. However, it is a challenge to integrate side information which is available along with the dissimilarities ...
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Journal articleBiostatistics · January 2016
We discuss the evaluation of subsets of variables for the discriminative evidence they provide in multivariate mixture modeling for classification. The novel development of Bayesian classification analysis presented is partly motivated by problems of desig ...
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Journal articleJ Immunol · November 15, 2015
Human T cells are activated by both peptide and nonpeptide Ags produced by Mycobacterium tuberculosis. T cells recognize cell wall lipids bound to CD1 molecules, but effector functions of CD1-reactive T cells have not been systematically assessed in M. tub ...
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Journal articleCytometry A · July 2015
An important aspect of immune monitoring for vaccine development, clinical trials, and research is the detection, measurement, and comparison of antigen-specific T-cells from subject samples under different conditions. Antigen-specific T-cells compose a ve ...
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Journal articleNat Biotechnol · June 2015
Advances in flow cytometry and other single-cell technologies have enabled high-dimensional, high-throughput measurements of individual cells as well as the interrogation of cell population heterogeneity. However, in many instances, computational tools to ...
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Journal articleStat Appl Genet Mol Biol · June 2013
Novel uses of automated flow cytometry technology for measuring levels of protein markers on thousands to millions of cells are promoting increasing need for relevant, customized Bayesian mixture modelling approaches in many areas of biomedical research an ...
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Journal articlePLoS Comput Biol · 2013
Flow cytometry is the prototypical assay for multi-parameter single cell analysis, and is essential in vaccine and biomarker research for the enumeration of antigen-specific lymphocytes that are often found in extremely low frequencies (0.1% or less). Stan ...
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Journal articleCytometry A · December 2010
The design of a panel to identify target cell subsets in flow cytometry can be difficult when specific markers unique to each cell subset do not exist, and a combination of parameters must be used to identify target cells of interest and exclude irrelevant ...
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