{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001768","498:4980002204","484:4840000612","498:4980001950","498:4980002203","498:4980001856","498:4980001675","498:4980001486","498:4980000828","484:4840000394","498:4980002298","471:4710000259","484:4840000926","484:4840000346","498:4980001851","498:4980002035","484:4840001224","498:4980001663","498:4980002290","498:4980001200","498:4980000834","484:4840000814","484:4840000498","498:4980002287","484:4840000291"],"twin_admin_codes":[498,498,484,498,498,498,498,498,498,484,498,471,484,484,498,498,484,498,498,498,498,484,484,498,484],"twin_sims":[0.508469258984698,0.4972773610762441,0.4925140386177804,0.4817165763836434,0.4799924679110515,0.458418082603891,0.4309669312032761,0.42941172812946976,0.4279904119839382,0.4194808969761475,0.40906167778676444,0.3940809319197223,0.38000716235881693,0.3672377688339941,0.3576860195867885,0.35435813869428734,0.35350243173948126,0.3533844430169945,0.35315170353868636,0.35273373517057843,0.3493467505983545,0.3488467912639476,0.34646795462151403,0.34346701474391517,0.34081994813818395],"twin_dists":[0.15105140109318396,0.15351662550544368,0.15457053603126494,0.1569708587042341,0.15735567016490187,0.16221044446097418,0.168509223703222,0.1688707054648864,0.16920153532057305,0.1711918464737676,0.1736523725565182,0.17723932594850833,0.18066705237311662,0.1838305143824392,0.1862329247827312,0.1870776227158778,0.1872954842670235,0.18732554545333932,0.18738485814310538,0.18749142666925447,0.1883574390984331,0.18848564442312496,0.18909698124603758,0.18987136569321406,0.19055742723338484],"n_dims_used":45,"mean_confidence":0.9311946445041233},"coverage":{"mean_confidence":0.9311946445041233,"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}}