{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001051},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001571","490:4900001166","490:4900000946","490:4900004185","490:4900002193","490:4900001710","490:4900001708","490:4900002343","490:4900002032","490:4900002190","490:4900001331","490:4900001722","490:4900001080","490:4900001453","490:4900001848","494:4940008289","490:4900002025","496:4960009282","490:4900001584","490:4900001202","490:4900001433","490:4900001165","494:4940004526","490:4900004323","490:4900001572"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,496,490,490,490,490,494,490,490],"twin_sims":[0.7769730011012986,0.7152810625044563,0.6506755583207597,0.6298361691274647,0.6263721780218828,0.5751282606531153,0.5616053739630922,0.553336669852212,0.5456390806802389,0.5379951916889169,0.5159930432260035,0.5104436547347853,0.5087974754121654,0.5078556610509602,0.48970484993043184,0.48042433481485064,0.4774604423006969,0.47520384603587795,0.4723836494347388,0.45861909825914826,0.45727203050594334,0.45714573217945836,0.4437308547368282,0.43521359943062454,0.43402079871956656],"twin_dists":[0.09226568713012465,0.10631949749909696,0.12040480627347312,0.12488166975012199,0.1256243565410058,0.13660452703412226,0.13951154147834735,0.14129349312177839,0.14295606947774767,0.1446111046076074,0.14940218161425714,0.1506180158851836,0.15097932652636545,0.15118617648112695,0.15519348221224563,0.15725923873926997,0.15792160535272087,0.1584267977762275,0.15905927421543997,0.16216485096882707,0.1624705244346407,0.16249920037879811,0.16556191435041057,0.16752483236334081,0.1678009359275243],"n_dims_used":45,"mean_confidence":0.9174689398871527},"coverage":{"mean_confidence":0.9174689398871527,"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}}