{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009442","490:4900011840","490:4900009861","490:4900009741","490:4900010503","497:4970001006","490:4900012024","490:4900008567","490:4900010340","497:4970001918","490:4900011098","490:4900010604","491:4910004748","490:4900008568","490:4900009428","490:4900011908","490:4900010596","490:4900009335","490:4900010939","490:4900010828","490:4900009531","490:4900007055","490:4900009962","490:4900011909","490:4900010926"],"twin_admin_codes":[490,490,490,490,490,497,490,490,490,497,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.018299586686356114,0.017878166175543723,0.012147887724585468,0.0042939076320338805,0.0038581120902528875,0.003569816743095667,0.002167284361512266,0.002149675494565644,0.001939798463409049,0.0019252221288289662,0.001700600116661681,0.0013717922213151226,0.0013564160220181614,0.0012759329708001224,0.0012428082139905974,0.0011512965474105561,0.001005031501643376,0.000818940033431953,0.0007304594681666629,0.0006195092532315472,0.0005483367776933233,0.000543946250575959,0.0005003964595728753,0.0004832309008092457,0.00045534993937805475],"twin_dists":[0.3673807812340011,0.3684489112038119,0.3857337854170488,0.4288044959932167,0.4329937228404162,0.4360086362490875,0.4549049408093184,0.45520733157410664,0.45899823756284747,0.45927533606143744,0.463809200477147,0.47155840718368336,0.47196143287149883,0.4741424807155346,0.4750773159899078,0.4777851523786965,0.48255796482092905,0.4896629772606683,0.49358582543716434,0.4991839723606869,0.5032907319619085,0.5035600877874274,0.5063476268212835,0.5075090822337354,0.509480392926704],"n_dims_used":45,"mean_confidence":0.8811609903971355},"coverage":{"mean_confidence":0.8811609903971355,"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}}