Open Access

Table 1

Results of the field test of the iPad-supported version of the AFROweeds weed identification tool for lowland rice in Africa.

Résultats de l’essai au champ d’AFROweeds : identification des mauvaises herbes du riz de bas-fond en Afrique - version IOS pour iPad.

Version (location) Attempt Species Identification time (min:s) Success/Failure a
Online (Ruvu) 1 Euphorbia hirta L. 06:19 S
2 Commelina diffusa Burm. f. 09:50 S
3 Cyperus esculentus L. 05:27 S
4 Echinochloa colona (L.) Link 09:10 U (80%) b
5 Sorghum arundinaceum (Desv.) Stapf 04:18 U (80%)
6 Melochia corchorifolia L. 01:42 U
7 Melochia corchorifolia L. 08:55 U
8 Hyptis spicigera Lam. 06:28 U (80%)
9 Cyperus haspan L. 11:49 S
Offline (Zoungo) 1 Physalis angulata L. 09:07 F
2 Emilia sp. 05:02 F
3 Ageratum conyzoides L. 04:39 S
4 Fimbristylis littoralis Gaudich. 03:44 S
5 Passiflora foetida L. 01:19 S
6 Ageratum conyzoides L. 04:00 S
7 Bacopa decumbens (Fernald) F.N. Williams 03:23 S
8 Cyperus haspan L. 06:00 S
9 Imperata cylindrica (L.) Raeuschel 10:16 S
10 Cyperus distans L. 08:51 S
11 Acmella uliginosa (Sw.) Cass. 03:20 S
12 Physalis angulata L. 03:00 F
13 Ludwigia octovalvis (Jacq.) Raven 02:28 S
14 Phyllanthus amarus Schum. & Thonn. 01:14 S
15 Ageratum conyzoides L. 04:36 F
16 Phyllanthus amarus Schum. & Thonn. 09:07 S

S: successful; U: unsuccessful; F: failed.


The correct species showed 80% of fit to the selected character.

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