{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008793},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870010416","487:4870011557","487:4870010928","487:4870001405","487:4870000759","487:4870000760","487:4870007468","487:4870003975","487:4870000604","490:4900002008","487:4870001947","487:4870001031","487:4870001588","494:4940006427","487:4870004283","487:4870003700","487:4870010923","487:4870001777","494:4940006317","487:4870001861","487:4870001222","487:4870001684","487:4870000761","487:4870012495","494:4940005644"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,490,487,487,487,494,487,487,487,487,494,487,487,487,487,487,494],"twin_sims":[0.3181147185441823,0.22597897167121686,0.211752010432476,0.20860825887152615,0.20643272525134637,0.20453955641701785,0.1828560467486318,0.1822071009815895,0.1816006218911177,0.15367117949975592,0.14798997545154088,0.14137181931688306,0.1379633408809933,0.13657188145310292,0.13619013084415255,0.1308617770919488,0.12843030691592178,0.1281303311332057,0.12751296199284665,0.12661265526097,0.12538105358528612,0.12360270831612284,0.12008010953521515,0.11972264096008865,0.11843660086044236],"twin_dists":[0.19656521554232506,0.2239959051346514,0.22884013291953698,0.2299399937610861,0.23070773971701253,0.23138034890678114,0.23941022728256667,0.2396605780028272,0.2398951158597031,0.2513626779953542,0.25387793162957356,0.25689960459355404,0.2584970374066718,0.25915764525914314,0.2593397650857834,0.2619226572331936,0.26312769082023235,0.26327755017043897,0.26358680765702625,0.2640398354368762,0.2646635410179723,0.26557238843144243,0.2674024659674002,0.26759045983166985,0.26827036285082645],"n_dims_used":43,"mean_confidence":0.9070879914039789},"coverage":{"mean_confidence":0.9070879914039789,"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}}