{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012280","490:4900012699","490:4900012822","490:4900012836","490:4900012889","490:4900012749","490:4900012750","490:4900012141","490:4900000893","466:4660008657","490:4900012207","490:4900012140","490:4900012838","487:4870000829","490:4900012072","490:4900012281","490:4900012000","490:4900012475","490:4900012073","490:4900000805","487:4870000827","490:4900000335","466:4660012856","487:4870002739","490:4900011667"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,490,490,487,490,490,490,490,490,490,487,490,466,487,490],"twin_sims":[0.7298502221487592,0.49770334466414307,0.4266142427271985,0.40841881841979033,0.31376290419527303,0.3072045461603822,0.1700262799884092,0.12138965236483734,0.10177606257430545,0.09982258455909121,0.09577750255240694,0.09352058751491879,0.09077712613707618,0.0877391402519635,0.08252425487883847,0.0791313030151807,0.07189596182615625,0.05765555390292627,0.056715070803560474,0.054576781022547,0.04879738764447907,0.042816849557269,0.039904194023403866,0.0391331260447514,0.03192429402748989],"twin_dists":[0.10307092332510782,0.15342251596686962,0.16952228698241606,0.17380507455648017,0.19774367694535686,0.19953738704255938,0.24448176392073767,0.26671740352243817,0.2776387485962637,0.2788136844203669,0.2813051090290822,0.28273134068138656,0.2845020890519554,0.28651307912251833,0.29009803660483463,0.29252894132029333,0.29800663647686515,0.31024884972370614,0.31114172195350775,0.3132182093523055,0.31918903203162957,0.3260249875020324,0.3296496866787683,0.3306465671550312,0.34087478508433666],"n_dims_used":45,"mean_confidence":0.9066736857096355},"coverage":{"mean_confidence":0.9066736857096355,"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}}