{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920001470","492:4920000755","492:4920001419","492:4920001017","492:4920000548","492:4920000807","492:4920000654","492:4920001420","492:4920001064","492:4920001469","492:4920001334","492:4920001066","492:4920000912","480:4800005413","492:4920001377","492:4920000494","492:4920000704","492:4920001247","492:4920000495","492:4920000705","492:4920000957","492:4920001472","495:4950004315","492:4920001468","492:4920001519"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,480,492,492,492,492,492,492,492,492,495,492,492],"twin_sims":[0.593901352819998,0.5803074975799989,0.5493686750754765,0.5143170967594874,0.49694447555062377,0.487140686810316,0.4645212662864881,0.44007571905834547,0.3928004140352179,0.3832583261547333,0.37616508749084127,0.35622907808672605,0.3407744112032453,0.34006080414409845,0.32580679682271263,0.3233758520248553,0.31508283424745187,0.31423853736524054,0.308386188960354,0.3060152991643363,0.2977315408743445,0.2937806869114293,0.28575713868113434,0.2740356119545841,0.2579681599957614],"twin_dists":[0.13257914968172171,0.13549303612594232,0.14215004684447136,0.14976902478796245,0.15359018349799738,0.15576302817819698,0.16082929288239411,0.1664024670488789,0.17754879369809345,0.17986993236176332,0.18161331504690348,0.18660223130459042,0.19056925427536284,0.19075470599910138,0.19450418100116817,0.19515257009575068,0.19738527012209808,0.1976144275219946,0.19921259777068848,0.19986499424415302,0.20216774042083638,0.20327923494435413,0.20556411379444256,0.20897262754132956,0.21379400769283216],"n_dims_used":42,"mean_confidence":0.9068495432535807},"coverage":{"mean_confidence":0.9068495432535807,"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}}