{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740005962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740006007","474:4740005961","486:4860000679","486:4860000509","486:4860000731","474:4740004168","486:4860003275","474:4740005751","486:4860000478","478:4780004926","474:4740005603","474:4740004169","474:4740005963","474:4740005777","478:4780005043","474:4740005904","486:4860000510","486:4860000865","486:4860000507","474:4740005297","474:4740004217","486:4860000760","486:4860000914","486:4860000906","474:4740005364"],"twin_admin_codes":[474,474,486,486,486,474,486,474,486,478,474,474,474,474,478,474,486,486,486,474,474,486,486,486,474],"twin_sims":[0.3956769972286776,0.38565661176868604,0.314362826187268,0.2683753255821739,0.2232394283361404,0.21342887693855803,0.21140390574038428,0.1888202834492246,0.18485389212035871,0.18023218893865395,0.17458425328019703,0.17319877132059228,0.17107110228984834,0.168957144205928,0.16344480880267764,0.16343959271986663,0.16296436560943878,0.15874614794663405,0.15756049352235182,0.154552388947656,0.15394140517116564,0.15378824730673987,0.1523733144043528,0.15230615819743437,0.1492288824903558],"twin_dists":[0.17685424955928336,0.1792839951553546,0.1975806713732061,0.210650557925651,0.22491249694300552,0.22825799585973436,0.22896137127207317,0.23713812457378375,0.2386434101043871,0.24042635899090561,0.2426497447363287,0.24320296470423586,0.24405873260325583,0.24491657543380776,0.2471904161163083,0.24719259379813527,0.2473912096428045,0.24917285400914016,0.24967982979834905,0.2509786850657676,0.25124475421458575,0.25131157213128474,0.25193118214238547,0.25196069513821245,0.2533234436500466],"n_dims_used":45,"mean_confidence":0.9259301079644098},"coverage":{"mean_confidence":0.9259301079644098,"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}}