{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005345},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005199","491:4910005346","491:4910005775","491:4910005858","491:4910005631","491:4910005582","491:4910005484","491:4910005235","491:4910005431","491:4910005133","491:4910005551","491:4910005865","491:4910005633","491:4910005534","491:4910004846","491:4910005347","491:4910004898","491:4910005281","491:4910005202","497:4970000126","491:4910005482","491:4910005033","491:4910005548","491:4910005634","491:4910005584"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491,491,491,491],"twin_sims":[0.6722083389474912,0.5851904881382672,0.5725071301537086,0.5435773184700442,0.5058339335102008,0.4714921090996032,0.4228471282832612,0.3816926702638339,0.2799838875406719,0.27467908876327274,0.2655063809158958,0.2646311134185351,0.25782755741695074,0.2511515709791101,0.2289842724733131,0.22520859202351848,0.21572620916700697,0.20899611366307264,0.1980920533547511,0.1958503237300882,0.19546122075322556,0.19152718093963617,0.18879588911976164,0.1822237014928436,0.18019342239941594],"twin_dists":[0.11575408701859542,0.13444586149608237,0.13716739204130154,0.14340205739522582,0.1516305478210059,0.15925947775588842,0.1704025102883923,0.18025339207321175,0.20723208996216863,0.20878323117740616,0.2115093973278165,0.2117725638237417,0.21383701616784284,0.21589645492502021,0.2229988407181855,0.22425290721478147,0.22746545804494303,0.22980369366643758,0.23370360531113282,0.23452359098703085,0.23466657938964622,0.2361235008580896,0.2371473143765718,0.23965416600625367,0.24044145017680546],"n_dims_used":45,"mean_confidence":0.8885811699761285},"coverage":{"mean_confidence":0.8885811699761285,"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}}