{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001533","480:4800001593","480:4800001649","480:4800002287","480:4800001419","480:4800001359","480:4800001476","480:4800002432","480:4800001877","480:4800002334","480:4800001700","480:4800002290","480:4800001590","480:4800002245","480:4800001235","480:4800002431","495:4950002404","480:4800001251","480:4800001876","480:4800001819","480:4800001420","480:4800001641","480:4800001477","480:4800001534","480:4800001421"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480,480,480,480],"twin_sims":[0.6173027724796276,0.4196186140432701,0.3863734302799372,0.3522700443428622,0.3344923849893291,0.325840546366358,0.3040025844786212,0.28195381847629297,0.2647019884446018,0.22952984465643747,0.2231973512241117,0.22195683147784037,0.21460438582118224,0.18640980616624267,0.18503253261931396,0.18450191626896875,0.18135927278181407,0.1808967325252478,0.1797708556405088,0.17371957328260296,0.1686080273011675,0.16310902733893123,0.15284281991596985,0.1494234964393282,0.1445760443605738],"twin_dists":[0.12756764528316614,0.1711595012661752,0.17910920254751364,0.18760972984498353,0.19220907818991523,0.19449519815315555,0.2004211268718458,0.20666063172203047,0.21175123366702492,0.22281876706355505,0.22492663326444234,0.22534420222923557,0.22785175105701364,0.238050247221079,0.23857512877919618,0.23877808101145265,0.23998860448863973,0.240168019566629,0.24060609792804677,0.24299464011168007,0.2450589874597635,0.24733070553609374,0.25172511584652146,0.25323665063852013,0.255423837616049],"n_dims_used":43,"mean_confidence":0.9134908276934957},"coverage":{"mean_confidence":0.9134908276934957,"n_dims_used":43,"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}}