{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001451},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001446","480:4800001564","480:4800001668","480:4800001509","480:4800002529","480:4800001611","480:4800001568","480:4800001385","480:4800001614","480:4800001442","480:4800001436","480:4800001955","480:4800001782","480:4800002103","480:4800002248","480:4800002256","480:4800001389","480:4800002353","480:4800002258","480:4800002305","480:4800002482","480:4800001786","480:4800002338","480:4800002433","480:4800001335"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.696925268406148,0.6176017275178964,0.609187805656581,0.49036000443439504,0.4857167102205182,0.41579371434056034,0.41385002634948775,0.3872776567306198,0.37855882323,0.3554116305764997,0.3528805367344149,0.3522085476010626,0.3422285307696493,0.33513923293180675,0.32950858890947243,0.3247577743072254,0.3078680054242076,0.30669478298884034,0.3031445903955271,0.2997059139787103,0.29052271360827603,0.2883518181206913,0.28392751349802176,0.28368753907120675,0.2712150946466593],"twin_dists":[0.11036689196088192,0.12750361009704037,0.12930551742067034,0.15504810489496196,0.15607971210381208,0.17205953445193004,0.1725182633475915,0.1788889306026743,0.18102321495242335,0.18680977936719767,0.18745398950309866,0.18762542582621786,0.19019200090027316,0.19203946413392575,0.19352195147266849,0.19478364871007905,0.19935493863082848,0.19967772401690356,0.200658847740336,0.2016155387529266,0.20420247188915808,0.20482108037993604,0.20609049915239946,0.20615969147411065,0.2098060391385566],"n_dims_used":43,"mean_confidence":0.9214818200399709},"coverage":{"mean_confidence":0.9214818200399709,"n_dims_used":43,"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}}