{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005262","490:4900001871","487:4870004404","487:4870004979","490:4900000141","490:4900001423","490:4900000114","490:4900000713","487:4870003005","490:4900001330","490:4900000600","496:4960006883","490:4900000184","490:4900003869","490:4900000567","466:4660008558","490:4900000728","490:4900000173","490:4900000066","490:4900000113","487:4870003539","487:4870003537","490:4900001021","496:4960008263","490:4900002761"],"twin_admin_codes":[487,490,487,487,490,490,490,490,487,490,490,496,490,490,490,466,490,490,490,490,487,487,490,496,490],"twin_sims":[0.2999003508325736,0.2618160430531581,0.24593948991788356,0.2357788055049645,0.2186957935538457,0.2122555644537909,0.19268974284092993,0.19215458831000176,0.1875192924177874,0.17918313070946756,0.17547745771595383,0.17385172211728614,0.17009401779427263,0.16584218231693207,0.1648941437513597,0.14662547517412886,0.14563840005326847,0.1424264830520778,0.13949332508157805,0.1392341613657107,0.13436648114975785,0.13228031069933988,0.12994589033390797,0.12770003985552766,0.12616212988897865],"twin_dists":[0.20156127315709726,0.21262267512665695,0.21752869748290912,0.2207760226284866,0.22644938736546552,0.2286649933103048,0.23569081022355162,0.2358897612445292,0.23762939749104714,0.2408355541000361,0.24229474923186625,0.24294185060217538,0.24445428154910429,0.24619480359200954,0.24658726601662304,0.2544926108344327,0.25493990963813873,0.256411139484025,0.2577763878933412,0.2578980419544987,0.26021508362084805,0.2612274169743616,0.2623745686716984,0.2634929756498639,0.2642674536683755],"n_dims_used":45,"mean_confidence":0.9028324551052518},"coverage":{"mean_confidence":0.9028324551052518,"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}}