{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002182},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002225","480:4800002280","480:4800002374","480:4800002319","480:4800002271","475:4750004144","472:4720005865","475:4750004143","487:4870001419","473:4730005207","486:4860004594","488:4880005338","480:4800002373","472:4720004768","475:4750000180","480:4800002231","488:4880003994","486:4860005052","473:4730005205","475:4750000585","488:4880005337","475:4750000153","475:4750000086","480:4800002323","475:4750000130"],"twin_admin_codes":[480,480,480,480,480,475,472,475,487,473,486,488,480,472,475,480,488,486,473,475,488,475,475,480,475],"twin_sims":[0.02767842632947576,0.0199636157250543,0.009072406927109694,0.008004895417813856,0.00007881916554062108,0.00007111934070220041,0.00003398199429758469,0.00002703360157904085,0.000022607171559162,0.000016097032713626786,0.00001570552966415878,0.000014183346644812121,0.000010219242651840796,0.000007953220724416463,0.000005935384199698585,0.000004004926034423755,0.0000039488999436040005,0.0000037161031320182487,0.0000023718373843416897,0.000002022916993199654,0.0000017884932757487483,0.0000015390789299957655,0.000001455192830904565,0.0000013880631251813642,0.000001278735025327864],"twin_dists":[0.3478649777241071,0.36336290815854666,0.3982942735137269,0.40356088995586514,0.5645688740144427,0.5676317834135878,0.5891688445652155,0.5956817623122657,0.6007237222062195,0.610185548711437,0.6108657989964285,0.6136742565708582,0.6226188361248215,0.6293737912663631,0.6371684914111365,0.6474991638958809,0.6478660547373828,0.6494460707499005,0.6610048922546716,0.6650529991627765,0.6681695156772525,0.6719502251674145,0.6733556224144392,0.6745376610644549,0.6765859806840473],"n_dims_used":42,"mean_confidence":0.8879998524983724},"coverage":{"mean_confidence":0.8879998524983724,"n_dims_used":42,"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}}