asl001.jbids

{
	"dataset_description.json":{
		"Authors":[
			"Sjoerd B. Vos",
			"David L. Thomas"
		],
		"BIDSVersion":"1.5.0",
		"DatasetType":"raw",
		"EthicsApprovals":[
			"This original study from which this BIDS example dataset was derived was approved by the local ethics committee as protocol optimisation procedures"
		],
		"HowToAcknowledge":"If you reference this dataset in your publications, please acknowledge its authors.",
		"License":"This dataset is made available under CC0.",
		"Name":"ASL_GE_PCASL_3Dspiral"
	},
	"sub-Sub103":{
		"anat":{
			"sub-Sub103_T1w.json":{
				"Manufacturer":"GE",
				"ManufacturersModelName":"DISCOVERY_MR750",
				"SoftwareVersions":"24_LX_MR_Software_release:DV24.0_R02_1607.b",
				"MagneticFieldStrength":3,
				"ReceiveCoilName":"32Ch_Head",
				"ScanningSequence":"GR",
				"SequenceVariant":"SS_SP_SK",
				"ScanOptions":"FAST_GEMS_EDR_GEMS_FILTERED_GEMS_ACC_GEMS",
				"EchoTime":0.003024,
				"InversionTime":0.45,
				"FlipAngle":9,
				"RepetitionTime":0.007332
			}
		},
		"perf":{
			"sub-Sub103_asl.json":{
				"Manufacturer":"GE",
				"ManufacturersModelName":"DISCOVERY_MR750",
				"SoftwareVersions":"24_LX_MR_Software_release:DV24.0_R02_1607.b",
				"MagneticFieldStrength":3,
				"ReceiveCoilName":"32Ch_Head",
				"MRAcquisitionType":"3D",
				"PulseSequenceType":"spiral",
				"PulseSequenceDetails":"GE 3d spiral pcasl product sequence: 24_LX_MR_Software_release",
				"ScanningSequence":"RM",
				"SequenceVariant":"NONE",
				"ScanOptions":"EDR_GEMS_SPIRAL_GEMS",
				"EchoTime":0.010528,
				"FlipAngle":111,
				"RepetitionTimePreparation":4.886,
				"ArterialSpinLabelingType":"PCASL",
				"PostLabelingDelay":2.025,
				"BackgroundSuppression":true,
				"M0Type":"Included",
				"TotalAcquiredPairs":3,
				"VascularCrushing":false,
				"AcquisitionVoxelSize":[4,4,8],
				"BackgroundSuppressionNumberPulses":4,
				"BackgroundSuppressionPulseTime":[1.965,2.6,3.1,3.38],
				"LabelingLocationDescription":"~8 cm below the circle of Willis, through the proximal V3 segment of the vertebral arteries",
				"LabelingDistance":40,
				"LabelingDuration":1.45
			},
			"sub-Sub103_aslcontext.tsv":{
				"volume_type":[
					"m0scan",
					"deltam"
				]
			},
			"sub-Sub103_asllabeling.jpg":{
				"ImageHeader":{
					"Filename":"sub-Sub103_asllabeling.jpg",
					"FileModDate":"17-Apr-2023 09:10:47",
					"FileSize":94774,
					"Format":"jpg",
					"FormatVersion":"",
					"Width":640,
					"Height":424,
					"BitDepth":24,
					"ColorType":"truecolor"
				}
			}
		}
	}
}