{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001866","470:4700001322","488:4880001779","481:4810001127","481:4810001174","481:4810000020","470:4700001635","493:4930003617","481:4810002320","470:4700002684","488:4880001912","470:4700001483","481:4810002068","493:4930003625","488:4880002926","481:4810000076","496:4960004781","479:4790001187","496:4960011254","481:4810001719","481:4810002234","493:4930006287","488:4880001862","470:4700002362","470:4700001551"],"twin_admin_codes":[488,470,488,481,481,481,470,493,481,470,488,470,481,493,488,481,496,479,496,481,481,493,488,470,470],"twin_sims":[0.4373856480867588,0.3605123285590222,0.3187798434422784,0.28016930406001733,0.24528030722678695,0.23191974774097937,0.2291343209128484,0.22333919288375148,0.21983832458900132,0.21537977655538632,0.2113884752030564,0.2024539793576432,0.19450725274456787,0.19395351378390613,0.19033783196169352,0.1901850867359813,0.18967075351250703,0.18596594613932213,0.18068614610224268,0.18043284144440025,0.17136346615044856,0.170670493446311,0.1689408008178144,0.16837345854691788,0.16477216993628488],"twin_dists":[0.16702283053861283,0.18551870433378986,0.19638590535090752,0.20717819864732165,0.21773670724989116,0.22203325651901065,0.22294928692329155,0.2248789869164967,0.22606092871208733,0.22758460510016829,0.22896674857209162,0.2321262723767685,0.23501798328874854,0.23522250804025086,0.23656806115350013,0.2366252953899815,0.23681825460125572,0.23821910454239398,0.24024981162245448,0.24034828493787203,0.24394069114443045,0.24422071287717217,0.24492323751846312,0.24515479205921561,0.24663787813684013],"n_dims_used":45,"mean_confidence":0.9214469061957465},"coverage":{"mean_confidence":0.9214469061957465,"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}}