{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000573},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000170","491:4910000424","491:4910000522","491:4910000521","491:4910000377","491:4910000016","491:4910000173","491:4910000520","491:4910000033","491:4910000376","491:4910000574","492:4920005826","492:4920006489","492:4920006588","491:4910000260","492:4920006338","491:4910000229","492:4920006542","492:4920006339","492:4920006543","492:4920006390","491:4910000006","491:4910000326","492:4920002896","487:4870002151"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,492,492,491,492,491,492,492,492,492,491,491,492,487],"twin_sims":[0.204392183780776,0.09643015571740493,0.08479100749611732,0.07562290203258795,0.05790553412207383,0.04544177604463925,0.04502886879404422,0.03819687963755168,0.03580359405179416,0.03348399149978296,0.03020256092799948,0.028461190229468133,0.02092574338200075,0.016181937703016853,0.014804937036978558,0.01460344376957267,0.012884942259163949,0.012837398229834677,0.012807968227932127,0.011843803543471778,0.011738242927711839,0.011705954000066828,0.011011482442193838,0.01078096621275474,0.01044541249735938],"twin_dists":[0.23143288623270858,0.2808976085036841,0.28851819987301114,0.29513222727394545,0.31001354701298084,0.322931987901456,0.3234084125468244,0.33187958114321386,0.3351520293532448,0.3385062260294645,0.34360717927606654,0.34651009078215717,0.361171358484835,0.3729844964886037,0.37698492597931094,0.3775975544668467,0.3831493686063996,0.3833120745313327,0.3834130578306863,0.3868407240121468,0.3872308904120626,0.38735085662810104,0.39000496292624465,0.39091888816433773,0.39228082663492636],"n_dims_used":45,"mean_confidence":0.8909298366970486},"coverage":{"mean_confidence":0.8909298366970486,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}