{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009627},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012092","490:4900010029","490:4900011692","490:4900010038","490:4900010481","490:4900011687","490:4900010406","490:4900008217","490:4900009222","490:4900012027","490:4900011626","490:4900008900","490:4900011754","490:4900011774","490:4900012090","490:4900012037","490:4900009005","490:4900011691","491:4910004904","490:4900009626","490:4900008328","490:4900012157","490:4900012164","490:4900010579","490:4900011368"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.02843603272585,0.021336536135167467,0.0183838941501183,0.01664135221068385,0.01619844325869895,0.010625237741170877,0.00911592334868534,0.008338208109775513,0.00784965351819891,0.007704028049149884,0.007574267995424563,0.007362167744101854,0.007017633852318965,0.006549788941030336,0.005641240047090119,0.005612443547077174,0.005548522265833119,0.0050622441723430665,0.004837899472978307,0.004647281077627516,0.004484621148559959,0.004218520210268016,0.00405541996380878,0.003877362738039223,0.0038120305015801586],"twin_dists":[0.34655313465407994,0.3602622937296069,0.36716968411991996,0.3717163284370402,0.3729383900067434,0.3915461931539717,0.3980915774474694,0.4018521870772273,0.4043785970902272,0.4051589436410263,0.4058655056384848,0.40704416631607354,0.40902543176101624,0.4118607480675934,0.4179316352694025,0.41813813101958164,0.4185999444871292,0.42227967597952065,0.42408642610704106,0.42568224884611866,0.4270916643338096,0.4295006779364497,0.4310464005220318,0.43279978943487357,0.4334615557430202],"n_dims_used":45,"mean_confidence":0.8869537353515625},"coverage":{"mean_confidence":0.8869537353515625,"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}}