{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000450","500:5000000294","500:5000000295","500:5000000296","500:5000000549","485:4850007594","485:4850007539","500:5000000287","500:5000000199","500:5000000455","500:5000000563","485:4850007595","500:5000000289","500:5000000389","485:4850007470","485:4850007639","485:4850007536","500:5000000512","485:4850007590","500:5000000446","500:5000000291","500:5000000510","485:4850007414","485:4850007477","485:4850007135"],"twin_admin_codes":[500,500,500,500,500,485,485,500,500,500,500,485,500,500,485,485,485,500,485,500,500,500,485,485,485],"twin_sims":[0.9423875814723203,0.9264473573418214,0.9228527767903653,0.893072490081905,0.8799802876839103,0.8769249502109359,0.8584787188416878,0.8532137908422892,0.8418761152093243,0.8380245284494791,0.8314466095972528,0.8294545683293374,0.8247019629868605,0.8226240598188271,0.8224772959128586,0.8172661240432509,0.8125332867380463,0.8094006425506414,0.8079835396260496,0.8044582568139882,0.796791794732268,0.7962799964674914,0.7803609158409787,0.7792096581173829,0.7731613760116116],"twin_dists":[0.04474120244050354,0.050766823626780415,0.05204243047261636,0.06176553315709024,0.0656748385156669,0.06656212953791259,0.07174748818348875,0.0731794342781085,0.07620045235898039,0.07720880621219138,0.0789115914576413,0.07942266986133219,0.08063379994687668,0.08115980788791075,0.08119688143150769,0.08250669797164986,0.0836856207967794,0.08446061594274401,0.08480984857036857,0.08567508002618487,0.08754000398554285,0.08766372054271059,0.09146682268731146,0.09173867734580306,0.09316038948192078],"n_dims_used":45,"mean_confidence":0.9208031548394098},"coverage":{"mean_confidence":0.9208031548394098,"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}}