Evidence map›Paper›PMID 39867531›Full record

ArticleBioinformatics advances2025

Imputation for Lipidomics and Metabolomics (ImpLiMet): a web-based application for optimization and method selection for missing data imputation.

Huiting Ou, Anuradha Surendra, Graeme S V McDowell, Emily Hashimoto-Roth, Jianguo Xia, Steffany A L Bennett, Miroslava Čuperlović-Culf

Abstract read
In one paragraph

Article in Bioinformatics advances, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Huiting OuDepartment of Human Genetics, McGill University, Montreal, QC H3A 0C7, Canada.
Anuradha SurendraDigital Technologies Research Centre, National Research Council of Canada, Ottawa, ON K1K 4P7, Canada.
Graeme S V McDowellDigital Technologies Research Centre, National Research Council of Canada, Ottawa, ON K1K 4P7, Canada.
Emily Hashimoto-RothNeurolipidomics Laboratory and India Taylor Lipidomic Research Platform, University of Ottawa, Ottawa, ON K1H 8M5, Canada.
Jianguo XiaDepartment of Human Genetics, McGill University, Montreal, QC H3A 0C7, Canada.ORCID https://orcid.org/0000-0003-2040-2624
Steffany A L BennettNeurolipidomics Laboratory and India Taylor Lipidomic Research Platform, University of Ottawa, Ottawa, ON K1H 8M5, Canada.ORCID https://orcid.org/0000-0001-7944-5800
Miroslava Čuperlović-CulfDigital Technologies Research Centre, National Research Council of Canada, Ottawa, ON K1K 4P7, Canada.ORCID https://orcid.org/0000-0002-9483-8159

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Motivation: Missing values are prevalent in high-throughput measurements due to various experimental or analytical reasons. Imputation, the process of replacing missing values in a dataset with estimated values, plays an important role in multivariate and machine learning analyses. The three missingness patterns, including missing completely at random, missing at random, and missing not at random, describe unique dependencies between the missing and observed data. The optimal imputation method for each dataset depends on the type of data, the cause of the missingness, and the nature of relationships between the missing and observed data. The challenge is to identify the optimal imputation solution for a given dataset. Results: ImpLiMet: is a user-friendly web-platform that enables users to impute missing data using eight different methods. For a given dataset, ImpLiMet suggests the optimal imputation solution through a grid search-based investigation of the error rate for imputation across three missingness data simulations. The effect of imputation can be visually assessed by histogram, kurtosis, and skewness, as well as principal component analysis comparing the impact of the chosen imputation method on the distribution and overall behavior of the data. Availability and implementation: ImpLiMet is freely available at https://complimet.ca/shiny/implimet/ and https://github.com/complimet/ImpLiMet.

Identifiers

PMID39867531
PMCPMC11761345

What Socratic holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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 Socratic graph.