{ "NumberOfShells": 4, "bValues": [ 0.0, 700.0, 1000.0, 2000.0, 3000.0 ], "bValuesEstimation": [ 700.0, 1000.0, 2000.0, 3000.0 ], "bdiffs_max": 0.3383, "bdiffs_mean": 0.2493, "bdiffs_median": 0.281, "bdiffs_min": 0.0141, "bids_meta": { "AcquisitionMatrixPE": 146, "AcquisitionNumber": 1, "AcquisitionTime": "19:31:49.645000", "B0FieldSource": [ "013pepolarb0", "013phasediff" ], "BandwidthPerPixelPhaseEncode": 19.569, "BaseResolution": 146, "BodyPartExamined": "BRAIN", "CoilCombinationMethod": "Adaptive Combine", "CoilString": "HeadNeck_64", "ConversionSoftware": "dcm2niix", "ConversionSoftwareVersion": "v1.0.20220720", "Deltas": [ 0.0233, 0.0475 ], "DerivedVendorReportedEchoSpacing": 0.000700017, "DeviceSerialNumber": "67014", "DiffusionScheme": "Monopolar", "DwellTime": 2.1e-06, "EchoTime": 0.098, "EchoTrainLength": 64, "EffectiveEchoSpacing": 0.000350008, "FlipAngle": 90, "HeudiconvVersion": "1.0.0", "ImageOrientationPatientDICOM": [ 0.99919, 0.0378359, 0.0136763, -0.0368132, 0.996967, -0.068564 ], "ImageType": [ "ORIGINAL", "PRIMARY", "DIFFUSION", "NONE", "ND", "MFSPLIT" ], "ImageTypeText": [ "ORIGINAL", "PRIMARY", "DIFFUSION", "NONE" ], "ImagingFrequency": 123.248, "InPlanePhaseEncodingDirectionDICOM": "COL", "InstitutionAddress": "Rue du Bugnon 21,Lausanne,District,CH,1011", "InstitutionName": "CHUV", "MRAcquisitionType": "2D", "MagneticFieldStrength": 3, "Manufacturer": "Siemens", "ManufacturersModelName": "MAGNETOM Prisma Fit", "Modality": "MR", "MultibandAccelerationFactor": 3, "NonlinearGradientCorrection": false, "ParallelReductionFactorInPlane": 2, "PartialFourier": 0.875, "PatientPosition": "HFS", "PercentPhaseFOV": 100, "PercentSampling": 100, "PhaseEncodingDirection": "j", "PhaseEncodingSteps": 146, "PhaseResolution": 1, "PixelBandwidth": 1631, "ProcedureStepDescription": "RESEARCH Oscar", "ProtocolName": "dwi-dwi_acq-highres_dir-PA__trigger_monopolar", "PulseSequenceDetails": "%CustomerSeq%\\ep2d_diff_trigg", "ReceiveCoilActiveElements": "HC1-7", "ReceiveCoilName": "HeadNeck_64", "ReconMatrixPE": 146, "RefLinesPE": 54, "RepetitionTime": 7, "SAR": 0.175835, "ScanOptions": "PFP\\FS\\PER", "ScanningSequence": "GR\\EP", "SequenceName": "ep_b0", "SequenceVariant": "SK", "SeriesDescription": "dwi-dwi_acq-highres_dir-PA__trigger_monopolar", "SeriesNumber": 10, "ShimSetting": [ 8225, -5623, -6050, 607, -32, -281, 38, 49 ], "SliceThickness": 1.6, "SliceTiming": [ 0, 6.145, 0.14, 6.285, 0.28, 6.425, 0.42, 6.565, 0.56, 6.7025, 0.7, 6.8425, 0.8375, 6.9825, 0.9775, 7.1225, 1.1175, 7.2625, 1.2575, 7.4025, 1.3975, 7.54, 1.5375, 7.68, 1.6775, 7.82, 1.815, 7.96, 1.955, 8.1, 2.095, 8.24, 2.235, 8.38, 2.375, 8.5175, 2.515, 8.6575, 2.655, 8.7975, 2.7925, 8.9375, 2.9325, 9.0775, 3.0725, 9.2175, 3.2125, 9.3575, 3.3525, 9.495, 3.4925, 9.635, 3.6325, 9.775, 3.77, 9.915, 3.91, 10.055, 4.05, 10.195, 4.19, 10.335, 4.33, 10.4725, 4.47, 10.6125, 4.61, 10.7525, 4.7475, 10.8925, 4.8875, 11.0325, 5.0275, 11.1725, 5.1675, 11.3125, 5.3075, 11.45, 5.4475, 11.59, 5.5875, 11.73, 5.725, 11.87, 5.865, 12.01, 6.005 ], "SoftwareVersions": "syngo MR XA30", "SpacingBetweenSlices": 1.6, "StationName": "LRG10884", "TotalReadoutTime": 0.0507512, "TxRefAmp": 245.254, "acq_id": "highres", "dataset": "hcph", "modality": "dwi", "session_id": "013", "subject_id": "001" }, "efc_shell01": 2.243, "efc_shell02": 1.094, "efc_shell03": 0.8536, "efc_shell04": 0.5797, "efc_shell05": 0.6022, "fa_degenerate": 0.0, "fa_nans": 0.0, "fber_shell01": 30.0156, "fber_shell02": 117.8776, "fber_shell03": 124.1633, "fber_shell04": 113.7778, "fber_shell05": 53.7778, "fd_mean": 4.8767, "fd_num": 279, "fd_perc": 99.64285714285714, "ndc": 0.6112, "provenance": { "md5sum": "c01e49d89a9cde86d48758644e6f5c0a", "settings": { "testing": false }, "software": "mriqc", "version": "24.0.0" }, "sigma_cc": 35.5825, "sigma_pca": 15.9447, "sigma_piesno": 1.6508, "snr_cc_shell0": 4.61, "snr_cc_shell1_best": 4.49, "snr_cc_shell1_worst": 4.49, "snr_cc_shell2_best": 3.06, "snr_cc_shell2_worst": 1.87, "snr_cc_shell3_best": 2.45, "snr_cc_shell3_worst": 1.59, "snr_cc_shell4_best": 1.88, "snr_cc_shell4_worst": 1.12, "spikes_global": 34.9, "spikes_slice_i": 198.23, "spikes_slice_j": 196.54, "spikes_slice_k": 188.99, "summary_bg_k": 648.4762, "summary_bg_mad": 8.8956, "summary_bg_mean": 28.6929, "summary_bg_median": 9.0, "summary_bg_n": 1500390.0, "summary_bg_p05": 2.0, "summary_bg_p95": 105.0, "summary_bg_stdv": 107.051, "summary_fg_k": 8.8796, "summary_fg_mad": 180.8775, "summary_fg_mean": 417.7546, "summary_fg_median": 321.0, "summary_fg_n": 354102.0, "summary_fg_p05": 112.0, "summary_fg_p95": 1107.0, "summary_fg_stdv": 335.8835, "summary_wm_k": 15.1404, "summary_wm_mad": 84.5083, "summary_wm_mean": 227.998, "summary_wm_median": 223.0, "summary_wm_n": 102789.0, "summary_wm_p05": 98.0, "summary_wm_p95": 373.0, "summary_wm_stdv": 91.9909 }