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Table 4 Population estimates based on remote imagery analysis and the reference method

From: Validity and feasibility of a satellite imagery-based method for rapid estimation of displaced populations

Site name

Results from imagery-based method

Reference population estimate

Absolute difference (relative%)†

“Amount of information“ index (number of reports)

 

Mean structure count

Weighted mean structure occupancy

Estimated population

   

Kutupalong

371

6.5 x 5‡ = 32.5

12,058

11,047

+1011 (+9.2%)

789 (6)

Breidjing

5816

6.0

34,896

26,770

+8126 (+30.4%)

800 (3)

Farchana

3824

6.0

22,944

19,070

+3874 (+20.3%)

808 (3)

Bambu

1441

5.3

7637

5871

+1766 (+30.1%)

452 (11)

Mugunga III

553

5.4

2986

1969

+1017 (+51.7%)

436 (11)

Sherkole

2695

3.1

8355

13,958

−5603 (−40.1%)

16 (1)

Shimelba

2552

4.7

11,994

13,043

−1049 (−8.0%)

60 (1)

Champs-de-Mars

2361

5.3

12,513

23,214

−10,701 (−46.1%)

880 (5)

Delmas 24, Sollino, Fort National

3889

5.3

20,612

39,349

−18,737 (−47.6%)

880 (5)

Kakuma

16,690¶

5.3

88,457

90,457

−2000 (−2.2%)

428 (4)

Bairro Esturro

1419

6.3

8940

9523

−583 (−6.1%)

252 (7)

  1. † Relative difference computed as the difference between estimates divided by reference estimate.
  2. ‡ Average of 5 families per shed as reported by Feeny [27].
  3. ¶ Only count 1 was considered.