{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011835","490:4900011718","490:4900011373","490:4900011904","490:4900011650","490:4900011836","490:4900011975","490:4900011299","490:4900011571","490:4900010772","490:4900011972","490:4900011775","490:4900011780","490:4900012111","490:4900011586","490:4900011913","490:4900011172","490:4900011782","490:4900011248","490:4900011583","490:4900012037","490:4900011513","490:4900011708","490:4900011572","490:4900011846"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.44133382043330616,0.3224596905996184,0.22279226919932305,0.19756316516784928,0.16416178569081463,0.12283943087082719,0.11290685972117574,0.10482993603667667,0.10188185413019016,0.10016460454494862,0.0932291086485989,0.07429748416488195,0.07104444826698186,0.06356674260267677,0.06313009974724802,0.054782357348867224,0.052466649355416485,0.05149596943694233,0.05019114206374303,0.046778455173575796,0.044745892479033676,0.04128955071854349,0.036858848011723025,0.031794037479282666,0.03046525913167276],"twin_dists":[0.16611284326566247,0.1953976350249024,0.2250628165137161,0.23389648225988247,0.2468915601801599,0.26596552395222745,0.2712600247556671,0.27583677257072503,0.2775756242737668,0.2786066824007554,0.28291751007961874,0.2961410685954417,0.2986802377211055,0.3048962220512148,0.30527730244967943,0.3130156792180916,0.3153344828538998,0.3163317957745445,0.3176973515577275,0.3214141694884202,0.3237370393986693,0.3278987876779517,0.33368694156186307,0.34107703565954567,0.34318179072277183],"n_dims_used":45,"mean_confidence":0.8914752536349826},"coverage":{"mean_confidence":0.8914752536349826,"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}}