{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002630","490:4900001727","494:4940007290","496:4960011553","496:4960011986","494:4940008330","496:4960004512","490:4900002631","494:4940007510","494:4940007505","487:4870002294","490:4900000788","494:4940007076","496:4960011552","490:4900001574","494:4940007490","490:4900001698","470:4700007032","494:4940007165","494:4940008226","490:4900003213","490:4900001434","496:4960012057","494:4940006939","494:4940007406"],"twin_admin_codes":[490,490,494,496,496,494,496,490,494,494,487,490,494,496,490,494,490,470,494,494,490,490,496,494,494],"twin_sims":[0.6365770487638273,0.49670801199050796,0.44438792529110915,0.41774304816109015,0.40576275536589584,0.40068441602440463,0.39808794948850834,0.3877327040416053,0.38011389114167754,0.3705764677661391,0.3645061878716758,0.3631726696301955,0.3606254890385347,0.3581032915980082,0.35571070597355164,0.35028816140136815,0.3467022235390464,0.3461394184176182,0.3442775188066657,0.3421084114271855,0.3314425844697002,0.330911456866628,0.32650102021526967,0.3229067487622091,0.3223138697585527],"twin_dists":[0.12343540989639383,0.15364244357642481,0.165411095323193,0.1716003987832732,0.17443711511869486,0.17565073360155,0.17627392179563525,0.17877817192021678,0.1806408325931916,0.18299821891595403,0.1845142844603119,0.18484902908835318,0.18549016788676403,0.18612729691842422,0.18673381624927415,0.18811629259356144,0.18903667848977723,0.1891815854815642,0.18966186468047774,0.1902231318854474,0.19301120159830845,0.1931513042498741,0.1943195086871937,0.1952780025533866,0.19543667660494912],"n_dims_used":45,"mean_confidence":0.9177199469672309},"coverage":{"mean_confidence":0.9177199469672309,"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}}