Evidence map›Paper›PMID 33344538›Full record

ArticleData2018

Gridded Population Maps Informed by Different Built Settlement Products.

Fennis J Reed, Andrea E Gaughan, Forrest R Stevens, Greg Yetman, Alessandro Sorichetta, Andrew J Tatem

Abstract read
In one paragraph

Article in Data, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

  1. Long-range PMNature · 2025
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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

6 authors.

Fennis J ReedGeography and Geosciences, University of Louisville, Louisville, KY 40292, USA; p0reed02@louisville.edu.
Andrea E GaughanGeography and Geosciences, University of Louisville, Louisville, KY 40292, USA; p0reed02@louisville.edu.ORCID 0000-0002-4898-1587
Forrest R StevensGeography and Geosciences, University of Louisville, Louisville, KY 40292, USA; p0reed02@louisville.edu.ORCID 0000-0002-9328-3753
Greg YetmanCIESIN, Columbia University, Palisades, NY 10964, USA.
Alessandro SorichettaWorldPop, Department Geography and Environment, University of Southampton, Southampton SO17 1B, UK.
Andrew J TatemWorldPop, Department Geography and Environment, University of Southampton, Southampton SO17 1B, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The spatial distribution of humans on the earth is critical knowledge that informs many disciplines and is available in a spatially explicit manner through gridded population techniques. While many approaches exist to produce specialized gridded population maps, little has been done to explore how remotely sensed, built-area datasets might be used to dasymetrically constrain these estimates. This study presents the effectiveness of three different high-resolution built area datasets for producing gridded population estimates through the dasymetric disaggregation of census counts in Haiti, Malawi, Madagascar, Nepal, Rwanda, and Thailand. Modeling techniques include a binary dasymetric redistribution, a random forest with a dasymetric component, and a hybrid of the previous two. The relative merits of these approaches and the data are discussed with regards to studying human populations and related spatially explicit phenomena. Results showed that the accuracy of random forest and hybrid models was comparable in five of six countries.

Indexed as

binary dasymetricbuilt areasgeographic information systemsgeographygridded population distributionrandom forestregressionremote sensing

Identifiers

PMID33344538
PMCPMC7680951

What OpenQuestion holds

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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 OpenQuestion graph.