{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010124","490:4900010125","490:4900008771","490:4900011223","490:4900008772","490:4900011430","490:4900010479","490:4900010253","490:4900010829","490:4900011560","490:4900010393","490:4900008657","490:4900008436","490:4900010255","490:4900011429","490:4900010751","491:4910005704","490:4900010845","490:4900010391","490:4900009943","490:4900008545","490:4900011495","490:4900010585","490:4900010254","491:4910005703"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,491],"twin_sims":[0.2291723545273595,0.22113500231648484,0.21980878208964028,0.21444876676462732,0.20695137198108474,0.11752204361542595,0.07489357919522154,0.06217190942456754,0.05589600803709671,0.055806183557758834,0.05066172411095308,0.04942893566109693,0.0478110999021551,0.04317184165862909,0.03923928296841644,0.030692387291139232,0.024109596660997885,0.02346051004965476,0.02339987251796397,0.023116052885914506,0.020803692734995497,0.017324385148738852,0.01728182868587538,0.016111599324037138,0.015349512932877092],"twin_dists":[0.22293672965279993,0.22562169538862292,0.2260709560480175,0.227905445068164,0.23052420999513445,0.26875731713292106,0.29568556880864544,0.3061211918461217,0.3119293366802663,0.31201629157737537,0.3172014980327991,0.3185087684265746,0.3202662434556849,0.3255975315018288,0.33050834111986443,0.34281652674226953,0.3544952770760573,0.3557914694221779,0.3559141407938539,0.3564920055167152,0.3614444442337872,0.36988656299432804,0.36999870155080866,0.37318144363372485,0.3753651986457387],"n_dims_used":45,"mean_confidence":0.8866878933376736},"coverage":{"mean_confidence":0.8866878933376736,"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}}