{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005781","490:4900005908","490:4900005401","490:4900005399","490:4900005397","490:4900004848","493:4930004307","490:4900005130","493:4930007132","490:4900007518","490:4900005793","490:4900005402","496:4960000104","490:4900007387","490:4900008321","488:4880006253","487:4870011592","493:4930007064","490:4900006175","490:4900006052","490:4900002477","490:4900005784","493:4930006437","493:4930004453","490:4900002633"],"twin_admin_codes":[490,490,490,490,490,490,493,490,493,490,490,490,496,490,490,488,487,493,490,490,490,490,493,493,490],"twin_sims":[0.6876179989011967,0.5485762194637669,0.5050266389681616,0.5045561915601887,0.5037758863075263,0.45775156465856315,0.4435694023921595,0.42997339894296294,0.3905210256962623,0.3847097758937146,0.38065655999818393,0.36292847385744165,0.3553813718978392,0.3485945970458811,0.33927798559496564,0.3392728902480102,0.3388857180105484,0.3349020520063139,0.3344574807790107,0.3278888748656213,0.3250569345214124,0.3218611991229908,0.3213699470465713,0.3200820307106142,0.3196581209475041],"twin_dists":[0.11240287303385664,0.14232123106784486,0.15180812109823147,0.15191163621937978,0.15208338839277377,0.16236167256221318,0.1655989860402269,0.1687400927549393,0.17810082648027686,0.17951511323815877,0.18050757151597724,0.18491039532193634,0.18681746670491275,0.18855035157688071,0.19095838465312934,0.19095971121891941,0.19106054226474703,0.192101636174575,0.19221823570605623,0.19395097146128998,0.19470389912454988,0.1955579359985577,0.1956896383241185,0.19603545853706564,0.19614945376602358],"n_dims_used":45,"mean_confidence":0.9166730244954427},"coverage":{"mean_confidence":0.9166730244954427,"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}}