{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001221","479:4790001911","479:4790001216","479:4790000984","479:4790001900","479:4790000995","479:4790000996","479:4790001078","479:4790001057","479:4790001596","479:4790000723","479:4790001661","479:4790001002","479:4790001439","479:4790001215","479:4790001598","479:4790001293","479:4790000911","479:4790001759","479:4790001903","479:4790000985","479:4790001148","479:4790001356","479:4790000999","479:4790000789"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.929128917614701,0.928257095691215,0.9202050679194436,0.9145669841846358,0.9138946645089993,0.9055307995288139,0.8817292697276664,0.8758324899977776,0.8451044108975524,0.844857208761409,0.8432558579723557,0.8418123884779894,0.8415747688883128,0.8382471795154849,0.8272366411608367,0.8241578575304493,0.8204715776718909,0.8188138476968978,0.8126762457870546,0.8050817673221442,0.8042033951857679,0.7995070369314262,0.7953228689348724,0.7876391079768978,0.7868188321983184],"twin_dists":[0.049797265584357694,0.050114235356203164,0.052965463621455336,0.05488778164791216,0.05511330975491171,0.057858752744637,0.0651628904938134,0.06687727239125976,0.07534849368263914,0.07541395577455084,0.0758371057588391,0.07621720689065452,0.07627965869654146,0.07715074922019542,0.07998929097351967,0.08077173943491428,0.08170251314386777,0.08211899503671617,0.08365015406462573,0.08552241051770683,0.08573743985181345,0.08688204154029354,0.08789483166270284,0.08973853024396002,0.08993416880296297],"n_dims_used":45,"mean_confidence":0.9270641750759548},"coverage":{"mean_confidence":0.9270641750759548,"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}}