{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004128","490:4900002143","490:4900001832","490:4900003310","490:4900003720","490:4900003444","490:4900003987","490:4900003036","490:4900001976","490:4900002600","490:4900003845","490:4900004135","490:4900007616","490:4900003035","490:4900004971","490:4900003584","490:4900003844","490:4900001414","490:4900001680","490:4900001142","490:4900002749","490:4900001973","490:4900003575","490:4900002898","490:4900003990"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8048748915371357,0.7783688715739476,0.7555947658814117,0.7305355736751875,0.6709071953324917,0.6565569669548408,0.6199031862274977,0.5917473310879149,0.5913886578400471,0.5652261929531448,0.5642125415777405,0.5628915663856063,0.5554161589427085,0.5449020364096961,0.5437014376383392,0.5408355184552146,0.5329800179113289,0.5146318397099185,0.49613682191978103,0.49221891040123794,0.4761471486529074,0.4684629787091218,0.4619451680658628,0.44943278374214213,0.4487836415728701],"twin_dists":[0.08557308211468294,0.09193696330508351,0.0972325575203694,0.10291721007780223,0.1160360711637448,0.1191375724213812,0.12701060387739344,0.13304061793175725,0.1331174658940273,0.13873237311028092,0.13895043749469285,0.13923469019783413,0.14084498762006364,0.14311546812425602,0.14337520018291716,0.14399561992828397,0.1456994196852737,0.14970010914386078,0.1537687098547676,0.15463593206215892,0.1582155222803689,0.1599406500819549,0.16141147792470117,0.16425595344824986,0.16440431432267888],"n_dims_used":45,"mean_confidence":0.9237649705674913},"coverage":{"mean_confidence":0.9237649705674913,"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}}