Statistics or biology: the zero-inflation controversy about scRNA-seq data

R Jiang, T Sun, D Song, JJ Li - Genome biology, 2022 - Springer
Researchers view vast zeros in single-cell RNA-seq data differently: some regard zeros as
biological signals representing no or low gene expression, while others regard zeros as …

scDesign3 generates realistic in silico data for multimodal single-cell and spatial omics

D Song, Q Wang, G Yan, T Liu, T Sun, JJ Li - Nature Biotechnology, 2024 - nature.com
We present a statistical simulator, scDesign3, to generate realistic single-cell and spatial
omics data, including various cell states, experimental designs and feature modalities, by …

STARsolo: accurate, fast and versatile map**/quantification of single-cell and single-nucleus RNA-seq data

B Kaminow, D Yunusov, A Dobin - Biorxiv, 2021 - biorxiv.org
We present STARsolo, a comprehensive turnkey solution for quantifying gene expression in
single-cell/nucleus RNA-seq data, built into RNA-seq aligner STAR. Using simulated data …

Gene regulatory network inference in single-cell biology

K Akers, TM Murali - Current Opinion in Systems Biology, 2021 - Elsevier
Gene regulatory networks record relationships between transcription factors and the genes
whose expression they control. Recent computational methods have been developed to …

Amortized inference for causal structure learning

L Lorch, S Sussex, J Rothfuss… - Advances in Neural …, 2022 - proceedings.neurips.cc
Inferring causal structure poses a combinatorial search problem that typically involves
evaluating structures with a score or independence test. The resulting search is costly, and …

Connectivity-contrastive learning: Combining causal discovery and representation learning for multimodal data

H Morioka, A Hyvarinen - International conference on …, 2023 - proceedings.mlr.press
Causal discovery methods typically extract causal relations between multiple nodes
(variables) based on univariate observations of each node. However, one frequently …

scDesign2: a transparent simulator that generates high-fidelity single-cell gene expression count data with gene correlations captured

T Sun, D Song, WV Li, JJ Li - Genome biology, 2021 - Springer
A pressing challenge in single-cell transcriptomics is to benchmark experimental protocols
and computational methods. A solution is to use computational simulators, but existing …

The shaky foundations of simulating single-cell RNA sequencing data

HL Crowell, SX Morillo Leonardo, C Soneson… - Genome Biology, 2023 - Springer
Background With the emergence of hundreds of single-cell RNA-sequencing (scRNA-seq)
datasets, the number of computational tools to analyze aspects of the generated data has …

A benchmark study of simulation methods for single-cell RNA sequencing data

Y Cao, P Yang, JYH Yang - Nature communications, 2021 - nature.com
Single-cell RNA-seq (scRNA-seq) data simulation is critical for evaluating computational
methods for analysing scRNA-seq data especially when ground truth is experimentally …

[HTML][HTML] GRouNdGAN: GRN-guided simulation of single-cell RNA-seq data using causal generative adversarial networks

Y Zinati, A Takiddeen, A Emad - Nature Communications, 2024 - nature.com
We introduce GRouNdGAN, a gene regulatory network (GRN)-guided reference-based
causal implicit generative model for simulating single-cell RNA-seq data, in silico …