{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003735","496:4960004307","496:4960002767","496:4960003332","496:4960003750","496:4960001985","496:4960001245","496:4960001134","496:4960002353","496:4960002920","496:4960002225","496:4960002491","496:4960003322","496:4960002634","496:4960001732","496:4960001488","496:4960002631","496:4960002915","496:4960001607","496:4960003323","496:4960002768","496:4960002490","496:4960001482","496:4960002223","496:4960003199"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8868834488722049,0.8241494049475909,0.8179113934940573,0.803593875827544,0.7908770016849906,0.7547379326934295,0.748591207202933,0.7255330946421917,0.6978372131417286,0.6899681790952554,0.6727464147157103,0.6606258743515097,0.6477372678205255,0.645596574407232,0.6453999440836812,0.6444887854657809,0.6384967813078347,0.6310489147870025,0.6297457579323694,0.6285506131871871,0.6268220106543438,0.6254689914258402,0.6244187698628402,0.6237073994937355,0.6218771126469574],"twin_dists":[0.06363630003062853,0.0807738811601755,0.08234519148330365,0.08588647411282274,0.08896408457594386,0.09742918796975608,0.09883477995256991,0.10403726159296124,0.11016685928496452,0.11188968606008072,0.1156374339879975,0.1182596316732242,0.12103718544017869,0.12149763050314921,0.12153991291410439,0.12173582025271548,0.12302324658548197,0.12462157844411176,0.12490105810987565,0.1251573317548886,0.12552792854226283,0.12581795310952942,0.12604304341150185,0.12619549556755033,0.1265876939210624],"n_dims_used":45,"mean_confidence":0.9374072604709202},"coverage":{"mean_confidence":0.9374072604709202,"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}}