{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008218},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008328","490:4900012089","490:4900011885","490:4900007779","490:4900009426","490:4900012156","490:4900009011","490:4900009628","490:4900008552","490:4900010227","491:4910005750","490:4900010215","491:4910005800","490:4900009005","490:4900012026","490:4900008217","490:4900012041","490:4900011152","490:4900011958","490:4900009935","490:4900012090","491:4910005660","491:4910005709","491:4910005911","491:4910005460"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,491,490,490,490,490,490,490,490,490,491,491,491,491],"twin_sims":[0.1124732783453993,0.11045873401901152,0.10337412350040892,0.10242189605981326,0.08085760467366943,0.07554616238063384,0.0627935988006243,0.06259618732905546,0.06256865429228743,0.05020658597976782,0.04954112330574182,0.048923601608353684,0.04339798787157849,0.04011486238790224,0.03823802763977624,0.038044466304354346,0.03141523757303204,0.030219301765981938,0.029983262251165807,0.02915828927682116,0.029023128785649534,0.02449726863172948,0.022324057925073547,0.022095224009431712,0.021993770308756242],"twin_dists":[0.27149916684038666,0.27261971390123785,0.2766906139818102,0.27725418417622266,0.29128190473653387,0.2951902469504774,0.3055724594769922,0.30574621979411026,0.3057704898693421,0.3176810169462802,0.31838868597170017,0.3190524975276436,0.3253267612501061,0.329380155193659,0.3318248556081733,0.332082721984058,0.3416692550006767,0.34357997634224446,0.3439647264000061,0.34533018265410576,0.3455570472670692,0.35373546024541735,0.3581377167299671,0.3586226549321192,0.3588390500336335],"n_dims_used":45,"mean_confidence":0.8867511325412326},"coverage":{"mean_confidence":0.8867511325412326,"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}}