{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001587","489:4890001594","472:4720002152","489:4890001512","489:4890001515","489:4890001506","489:4890001505","489:4890001507","489:4890000951","466:4660007529","470:4700007293","489:4890001596","479:4790003102","489:4890001583","489:4890001116","489:4890000701","479:4790003730","466:4660009956","489:4890001519","489:4890000438","470:4700006578","489:4890001451","479:4790003904","469:4690007802","466:4660005981"],"twin_admin_codes":[489,489,472,489,489,489,489,489,489,466,470,489,479,489,489,489,479,466,489,489,470,489,479,469,466],"twin_sims":[0.5578012681320539,0.44018040953862214,0.4376645969423431,0.42140174757505877,0.41041013994975717,0.37006811137890067,0.353619835058592,0.35259805260847576,0.32930695612814015,0.3181693840161462,0.31505583508510393,0.3143251976872091,0.3134551343096748,0.3021683681016617,0.30001900169124723,0.2986074841254443,0.29780680845576446,0.2972602116256511,0.2969366896869868,0.290603250791554,0.28954438533035964,0.2823980715912273,0.2810591828363261,0.2777293312813955,0.2768429026892038],"twin_dists":[0.14033087462477517,0.16637835425514447,0.16695843182538583,0.1707411069100527,0.17333240761723664,0.18312470398641364,0.18726557739982908,0.18752603548806834,0.19357529539152002,0.19655047038736972,0.197392592785153,0.1975908902631151,0.19782737026698832,0.2009298016243661,0.20152816886693753,0.20192248851739297,0.2021466499286434,0.20229988138102978,0.20239065466175024,0.20417957548930613,0.2044809092387336,0.20653209251824164,0.2069198560632791,0.2078891200599258,0.20814833573233396],"n_dims_used":45,"mean_confidence":0.9175493028428819},"coverage":{"mean_confidence":0.9175493028428819,"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}}