Global Wheat Head Detection 2021: An Improved Dataset for Benchmarking Wheat Head Detection Methods

Table 1

The subdatasets for GWHD_2020 and GWHD_2021. The column “2020 name” indicates the name given to the subdatasets for GWHD_2020, which were split into several new subdatasets.


GWHD_2021 subdataset name	GWHD_2020 subdataset name	Owner	Country	Location	Acquisition date	Platform	Development stage	Number of images	Number of wheat head

Ethz_1	ethz_1	ETHZ	Switzerland	Usask	06/06/2018	Spidercam	Filling	747	49603
Rres_1	rres_1	Rothamsted	UK	Rothamsted	13/07/2015	Gantry	Filling-ripening	432	19210
ULiège-GxABT_1		Uliège/Gembloux	Belgium	Gembloux	28/07/2020	Cart	Ripening	30	1847
NMBU_1		NMBU	Norway	NMBU	24/07/2020	Cart	Filling	82	7345
NMBU_2		NMBU	Norway	NMBU	07/08/2020	Cart	Ripening	98	5211
Arvalis_1	arvalis_1	Arvalis	France	Gréoux	02/06/2018	Handheld	Postflowering	66	2935
Arvalis_2	arvalis_1	Arvalis	France	Gréoux	16/06/2018	Handheld	Filling	401	21003
Arvalis_3	arvalis_1	Arvalis	France	Gréoux	07/2018	Handheld	Filling-ripening	588	21893
Arvalis_4	arvalis_2	Arvalis	France	Gréoux	27/05/2019	Handheld	Filling	204	4270
Arvalis_5	arvalis_3	Arvalis	France	VLB	06/06/2019	Handheld	Filling	448	8180
Arvalis_6	arvalis_3	Arvalis	France	VSC	26/06/2019	Handheld	Filling-ripening	160	8698
Arvalis_7		Arvalis	France	VLB	06/2019	Handheld	Filling-ripening	24	1247
Arvalis_8		Arvalis	France	VLB	06/2019	Handheld	Filling-ripening	20	1062
Arvalis_9		Arvalis	France	VLB	06/2020	Handheld	Ripening	32	1894
Arvalis_10		Arvalis	France	Mons	10/06/2020	Handheld	Filling	60	1563
Arvalis_11		Arvalis	France	VLB	18/06/2020	Handheld	Filling	60	2818
Arvalis_12		Arvalis	France	Gréoux	15/06/2020	Handheld	Filling	29	1277
Inrae_1	inrae_1	INRAe	France	Toulouse	28/05/2019	Handheld	Filling-ripening	176	3634
Usask_1	usask_1	USaskatchewan	Canada	Saskatchewan	06/06/2018	Tractor	Filling-ripening	200	5985
KSU_1		Kansas State University	US	KSU	19/05/2016	Tractor	Postflowering	100	6435
KSU_2		Kansas State University	US	KSU	12/05/2017	Tractor	Postflowering	100	5302
KSU_3		Kansas State University	US	KSU	25/05/2017	Tractor	Filling	95	5217
KSU_4		Kansas State University	US	KSU	25/05/2017	Tractor	Ripening	60	3285
Terraref_1		TERRA-REF project	US	Maricopa, AZ	02/04/2020	Gantry	Ripening	144	3360
Terraref_2		TERRA-REF project	US	Maricopa, AZ	20/03/2020	Gantry	Filling	106	1274
CIMMYT_1		CIMMYT	Mexico	Ciudad Obregon	24/03/2020	Cart	Postflowering	69	2843
CIMMYT_2		CIMMYT	Mexico	Ciudad Obregon	19/03/2020	Cart	Postflowering	77	2771
CIMMYT_3		CIMMYT	Mexico	Ciudad Obregon	23/03/2020	Cart	Postflowering	60	1561
Utokyo_1	utokyo_1	UTokyo	Japan	NARO-Tsukuba	22/05/2018	Cart	Ripening	538	14185
Utokyo_2	utokyo_1	UTokyo	Japan	NARO-Tsukuba	22/05/2018	Cart	Ripening	456	13010
Utokyo_3	utokyo_2	UTokyo	Japan	NARO-Hokkaido	Multi-years	Handheld	Multiple	120	3085
Ukyoto_1		UKyoto	Japan	Kyoto	30/04/2020	Handheld	Postflowering	60	2670
NAU_1	NAU_1	NAU	China	Baima	n.a	Handheld	Postflowering	20	1240
NAU_2		NAU	China	Baima	02/05/2020	Cart	Postflowering	100	4918
NAU_3		NAU	China	Baima	09/05/2020	Cart	Filling	100	4596
UQ_1	*uq_1*	*UQueensland*	*Australia*	*Gatton*	*12/08/2015*	*Tractor*	*Postflowering*	22	*640*
UQ_2	*uq_1*	*UQueensland*	*Australia*	*Gatton*	*08/09/2015*	*Tractor*	*Postflowering*	16	39
UQ_3	*uq_1*	*UQueensland*	*Australia*	*Gatton*	*15/09/2015*	*Tractor*	*Filling*	14	*297*
UQ_4	*uq_1*	*UQueensland*	*Australia*	*Gatton*	*01/10/2015*	*Tractor*	*Filling*	30	*1039*
UQ_5	*uq_1*	*UQueensland*	*Australia*	*Gatton*	*09/10/2015*	*Tractor*	*Filling-ripening*	30	*3680*
UQ_6	*uq_1*	*UQueensland*	*Australia*	*Gatton*	*14/10/2015*	*Tractor*	*Filling-ripening*	30	*1147*
UQ_7		*UQueensland*	*Australia*	*Gatton*	*06/10/2020*	*Handheld*	*Ripening*	17	*1335*
UQ_8		*UQueensland*	*Australia*	*McAllister*	*09/10/2020*	*Handheld*	*Ripening*	41	*4835*
UQ_9		*UQueensland*	*Australia*	*Brookstead*	*16/10/2020*	*Handheld*	*Filling-ripening*	33	*2886*
UQ_10		*UQueensland*	*Australia*	*Gatton*	*22/09/2020*	*Handheld*	*Filling-ripening*	53	*8629*
UQ_11		*UQueensland*	*Australia*	*Gatton*	*31/08/2020*	*Handheld*	*Postflowering*	42	*4345*
ARC_1		ARC	Sudan	Wad Medani	03/2021	Handheld	Filling	30	888
							Total	6515	275187

VLB: Villiers le Bâcle; VSC: Villers-Saint-Christophe. Utokyo_1 and Utokyo_2 were taken at the same location with different sensors. Utokyo_3 is a special subdataset made from images coming from a large variety of farmers in Hokaido between 2016 and 2019. Italic: Europe: bold: North America; underline: Asia; bold italic: Oceania; bold underline: Africa.