{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002704},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750000153","475:4750000108","475:4750000130","480:4800003246","475:4750000086","497:4970003043","495:4950000337","475:4750000622","475:4750000658","497:4970002888","480:4800002702","475:4750000214","475:4750000251","475:4750000585","475:4750000547","665:6650003087","665:6650004260","480:4800005793","466:4660011458","475:4750000181","475:4750000426","495:4950002182","475:4750000336","475:4750000180","480:4800000956"],"twin_admin_codes":[475,475,475,480,475,497,495,475,475,497,480,475,475,475,475,665,665,480,466,475,475,495,475,475,480],"twin_sims":[0.004610493922198315,0.0027958870235824207,0.002307879771699064,0.0019134276400595979,0.0018367477243613959,0.0018096663025790457,0.0007414634044037042,0.0006926836376857851,0.000673967693537611,0.0003235227984932181,0.00013536414582245035,0.00011478950517284133,0.00010346188938910191,0.00006823094205032954,0.0000618940444731285,0.0000450146848207114,0.000042224516273409665,0.00002594468106886982,0.00002554767564371847,0.000025020503068459348,0.000014116693780333103,0.000013652816341715247,0.00001296596518074043,0.00001147516060047736,0.000010861628463669167],"twin_dists":[0.4259970406879473,0.4453617871765909,0.4525683700166084,0.45950096764737625,0.4609998725458577,0.461543041043762,0.49307460162340055,0.49539710865551495,0.49632885385703274,0.5206733139902416,0.548173181032138,0.553222952537087,0.5563816739798133,0.5688624826226366,0.571745391917205,0.5810637914120707,0.5829182976224313,0.5968448141963265,0.5972804464992343,0.5978689874741113,0.6138037138701318,0.614721199240592,0.6161359206300038,0.6194706948548131,0.6209650686102216],"n_dims_used":42,"mean_confidence":0.8897606985909599},"coverage":{"mean_confidence":0.8897606985909599,"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}}