{ "NumberOfShells": 4, "bValues": [ 0.0, 700.0, 1000.0, 2000.0, 3000.0 ], "bValuesEstimation": [ 700.0, 1000.0, 2000.0, 3000.0 ], "bdiffs_max": 0.3022, "bdiffs_mean": 0.0914, "bdiffs_median": 0.1046, "bdiffs_min": 0.0056, "bids_meta": { "AcquisitionMatrixPE": 146, "AcquisitionNumber": 1, "AcquisitionTime": "19:25:44.610000", "B0FieldSource": [ "015pepolarb0", "015phasediff" ], "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": [ 0.998004, -0.0439808, 0.0453262, 0.0479375, 0.994764, -0.0902634 ], "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-AP__trigger_monopolar", "PulseSequenceDetails": "%CustomerSeq%\\ep2d_diff_trigg", "ReceiveCoilActiveElements": "HC1-7", "ReceiveCoilName": "HeadNeck_64", "ReconMatrixPE": 146, "RefLinesPE": 54, "RepetitionTime": 7, "SAR": 0.163734, "ScanOptions": "PFP\\FS\\PER", "ScanningSequence": "GR\\EP", "SequenceName": "ep_b0", "SequenceVariant": "SK", "SeriesDescription": "dwi-dwi_acq-highres_dir-AP__trigger_monopolar", "SeriesNumber": 10, "ShimSetting": [ 8232, -5623, -6048, 614, -21, -328, 37, 2 ], "SliceThickness": 1.6, "SliceTiming": [ 0, 6.145, 0.14, 6.2825, 0.28, 6.4225, 0.42, 6.5625, 0.5575, 6.7025, 0.6975, 6.8425, 0.8375, 6.9825, 0.9775, 7.1225, 1.1175, 7.26, 1.2575, 7.4, 1.3975, 7.54, 1.535, 7.68, 1.675, 7.82, 1.815, 7.96, 1.955, 8.1, 2.095, 8.2375, 2.235, 8.3775, 2.375, 8.5175, 2.5125, 8.6575, 2.6525, 8.7975, 2.7925, 8.9375, 2.9325, 9.0775, 3.0725, 9.215, 3.2125, 9.355, 3.3525, 9.495, 3.49, 9.635, 3.63, 9.775, 3.77, 9.915, 3.91, 10.055, 4.05, 10.1925, 4.19, 10.3325, 4.3275, 10.4725, 4.4675, 10.6125, 4.6075, 10.7525, 4.7475, 10.8925, 4.8875, 11.0325, 5.0275, 11.17, 5.1675, 11.31, 5.305, 11.45, 5.445, 11.59, 5.585, 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": 242.728, "acq_id": "highres", "dataset": "hcph", "modality": "dwi", "session_id": "015", "subject_id": "001" }, "efc_shell01": 2.3428, "efc_shell02": 1.0547, "efc_shell03": 0.8254, "efc_shell04": 0.5931, "efc_shell05": 0.6152, "fa_degenerate": 0.0, "fa_nans": 0.0, "fber_shell01": 24.1406, "fber_shell02": 107.6406, "fber_shell03": 118.2656, "fber_shell04": 75.9388, "fber_shell05": 32.6531, "fd_mean": 8.1056, "fd_num": 278, "fd_perc": 99.28571428571429, "ndc": 0.602, "provenance": { "md5sum": "65e409f0a1fd9c8ff00375f8017b795c", "settings": { "testing": false }, "software": "mriqc", "version": "24.0.0" }, "sigma_cc": 42.9955, "sigma_pca": 15.6607, "sigma_piesno": 1.6508, "snr_cc_shell0": 3.96, "snr_cc_shell1_best": 3.85, "snr_cc_shell1_worst": 3.85, "snr_cc_shell2_best": 2.51, "snr_cc_shell2_worst": 1.54, "snr_cc_shell3_best": 2.06, "snr_cc_shell3_worst": 1.1, "snr_cc_shell4_best": 1.16, "snr_cc_shell4_worst": 0.8, "spikes_global": 33.13, "spikes_slice_i": 202.44, "spikes_slice_j": 211.16, "spikes_slice_k": 177.1, "summary_bg_k": 169.5598, "summary_bg_mad": 8.8956, "summary_bg_mean": 28.6564, "summary_bg_median": 9.0, "summary_bg_n": 1498523.0, "summary_bg_p05": 2.0, "summary_bg_p95": 107.0, "summary_bg_stdv": 79.2002, "summary_fg_k": 8.835, "summary_fg_mad": 177.9123, "summary_fg_mean": 417.5977, "summary_fg_median": 316.0, "summary_fg_n": 355969.0, "summary_fg_p05": 108.0, "summary_fg_p95": 1113.0, "summary_fg_stdv": 338.9128, "summary_wm_k": 13.2532, "summary_wm_mad": 83.0257, "summary_wm_mean": 226.9366, "summary_wm_median": 225.0, "summary_wm_n": 103933.0, "summary_wm_p05": 89.0, "summary_wm_p95": 371.0, "summary_wm_stdv": 93.427 }