{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004429","490:4900002627","496:4960006362","496:4960005107","494:4940007775","490:4900002754","478:4780010054","478:4780009172","478:4780009767","494:4940008649","490:4900001604","478:4780009171","490:4900001603","478:4780009764","496:4960004654","478:4780009865","494:4940008825","490:4900005262","490:4900001701","490:4900003476","490:4900003758","478:4780009965","478:4780009966","493:4930007189","478:4780009765"],"twin_admin_codes":[490,490,496,496,494,490,478,478,478,494,490,478,490,478,496,478,494,490,490,490,490,478,478,493,478],"twin_sims":[0.48574350270258104,0.4582697571691071,0.3830632678625545,0.3763286223701367,0.3514175558193467,0.3487237328206356,0.34294051378620677,0.3379221448920396,0.3353832482406819,0.3331977223673925,0.33221700939177123,0.32630803814368453,0.31707355050018077,0.31204724627497277,0.30416037388341877,0.29829310242973595,0.2956759934341731,0.2938972411683657,0.2878876440628116,0.27901045171000166,0.27661517806593783,0.26809028626360626,0.2665263099166222,0.26347443461274794,0.2614065932553341],"twin_dists":[0.15607375098941134,0.1622440915887122,0.17991766493621805,0.18157294253195072,0.18782744029280243,0.18851721527782092,0.19000759785606589,0.19131175452868815,0.19197552551429098,0.19254909629317488,0.19280714109507244,0.1943708225549563,0.1968463275102971,0.1982108218180049,0.20037745122011116,0.2020104623855253,0.20274493533580878,0.20324631882720495,0.2049537099643929,0.20751537543230753,0.20821501034134055,0.21073563064401366,0.21120341635213563,0.21212117669869773,0.21274679907678049],"n_dims_used":45,"mean_confidence":0.9186080932617188},"coverage":{"mean_confidence":0.9186080932617188,"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}}