{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010734},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010743","491:4910005313","490:4900010905","490:4900009922","490:4900010748","490:4900011061","490:4900009936","490:4900008550","490:4900008104","490:4900011360","490:4900010741","490:4900010309","490:4900010823","490:4900011068","490:4900008893","490:4900009619","490:4900008101","490:4900007879","490:4900010021","490:4900010824","491:4910005568","490:4900011217","491:4910005056","490:4900010492","490:4900010223"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,491,490,490],"twin_sims":[0.036497666208098654,0.03632683194193699,0.028400922336653887,0.025727419983604564,0.0234948569792118,0.018030745099596113,0.01558697387453871,0.014236295121712088,0.012356700261919571,0.01218929709469458,0.011012503916984457,0.009821918675323362,0.009400168901045239,0.00762801190914811,0.006654004455104728,0.005766878370547667,0.004667534654525074,0.00433658126191202,0.003970417889692205,0.0034780002142047336,0.003366053371576053,0.003288825731391597,0.003233575823131424,0.0030634632323362993,0.0027318783187057893],"twin_dists":[0.33418434135366853,0.33442106197069243,0.3466132624214314,0.35139140098140403,0.3557221065209731,0.3680596646293452,0.3746747155828142,0.37873327101848686,0.3849878008569394,0.3855849512965054,0.390000951105572,0.39491834629493466,0.39678845701021426,0.4055715544511881,0.4112137377326442,0.41704169522207646,0.42550990006195566,0.4284153225401593,0.43187451822168443,0.43701550359525476,0.4382764363832019,0.4391687956866366,0.439819014075609,0.44188672475083984,0.4462380745306735],"n_dims_used":45,"mean_confidence":0.8855785793728299},"coverage":{"mean_confidence":0.8855785793728299,"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}}