Evidence map›Paper›PMID 36991470›Full record

ArticleGenome biology2023

The shaky foundations of simulating single-cell RNA sequencing data.

Helena L Crowell, Sarah X Morillo Leonardo, Charlotte Soneson, Mark D Robinson

Erratum issuedAbstract read
In one paragraph

Article in Genome biology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

27 citing papers in PubMed.

  1. Article
  2. DiTSim: A Diffusion-Transformers Based Single-Cell ATAC-seq Data Simulator.Interdisciplinary sciences, computational life sciences · 2026
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Helena L CrowellDepartment of Molecular Life Sciences, University of Zurich, Zurich, Switzerland.ORCID http://orcid.org/0000-0002-4801-1767
Sarah X Morillo LeonardoETH Zurich, Zurich, Switzerland.
Charlotte SonesonDepartment of Molecular Life Sciences, University of Zurich, Zurich, Switzerland.
Mark D RobinsonDepartment of Molecular Life Sciences, University of Zurich, Zurich, Switzerland. mark.robinson@imls.uzh.ch.ORCID http://orcid.org/0000-0002-3048-5518

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundWith 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 grown rapidly. As a result, there is a recurring need to demonstrate whether newly developed methods are truly performant-on their own as well as in comparison to existing tools. Benchmark studies aim to consolidate the space of available methods for a given task and often use simulated data that provide a ground truth for evaluations, thus demanding a high quality standard results credible and transferable to real data.

resultsHere, we evaluated methods for synthetic scRNA-seq data generation in their ability to mimic experimental data. Besides comparing gene- and cell-level quality control summaries in both one- and two-dimensional settings, we further quantified these at the batch- and cluster-level. Secondly, we investigate the effect of simulators on clustering and batch correction method comparisons, and, thirdly, which and to what extent quality control summaries can capture reference-simulation similarity.

conclusionsOur results suggest that most simulators are unable to accommodate complex designs without introducing artificial effects, they yield over-optimistic performance of integration and potentially unreliable ranking of clustering methods, and it is generally unknown which summaries are important to ensure effective simulation-based method comparisons.

Indexed as

Single-Cell AnalysisCluster AnalysisComputer SimulationGene Expression ProfilingSequence Analysis, RNABenchmarkingSimulationSingle-cell RNA-seq

Identifiers

PMID36991470
PMCPMC10061781

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.