{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000287","489:4890000244","478:4780000150","469:4690005679","488:4880005007","469:4690001320","488:4880004290","466:4660012944","488:4880004816","469:4690001856","488:4880005104","469:4690001304","469:4690005862","469:4690006936","469:4690006099","469:4690001854","469:4690002045","469:4690005496","478:4780000289","470:4700000598","469:4690001756","470:4700003966","470:4700000706","488:4880004459","469:4690001575"],"twin_admin_codes":[489,489,478,469,488,469,488,466,488,469,488,469,469,469,469,469,469,469,478,470,469,470,470,488,469],"twin_sims":[0.6183239892225441,0.5602430179441934,0.5093523326188905,0.4938462156606622,0.48908872697480427,0.4794470650105508,0.47034562519448764,0.4688608358815855,0.4602071999946766,0.4553002336491353,0.4541882820059278,0.4471069909884133,0.43572518751186756,0.4333724048184849,0.4263413011294849,0.42345828701632976,0.4212539088757369,0.4187657508276839,0.41601853200583233,0.4134727997635403,0.41297486539917166,0.41233405223656777,0.4117504066793383,0.41163299944027126,0.4055360907119227],"twin_dists":[0.12734889915212919,0.13980487917268483,0.15085751033047395,0.15427548827666013,0.15533025170008005,0.15747749254834228,0.15951711778879205,0.1598510975235044,0.1618048956765029,0.16291854742575165,0.16317151160173682,0.16478788572761216,0.1674065051230843,0.16795115046006337,0.1695859537334191,0.1702594856117334,0.1707757673055326,0.17135988335122285,0.17200653504970073,0.17260740029255303,0.17272511399182935,0.1728766956484088,0.1730148438630944,0.17304264433707292,0.17449113759685053],"n_dims_used":45,"mean_confidence":0.9155202229817708},"coverage":{"mean_confidence":0.9155202229817708,"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}}