{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001879","480:4800001984","480:4800001937","480:4800001818","480:4800001760","480:4800001985","480:4800001878","480:4800001475","480:4800002144","480:4800001593","480:4800001702","480:4800001649","480:4800002101","480:4800001309","480:4800001880","480:4800001819","480:4800001866","480:4800001368","480:4800002143","480:4800001416","466:4660006958","480:4800002432","466:4660006321","480:4800001590","480:4800001877"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480,466,480,480],"twin_sims":[0.6371444004986139,0.5387774789672714,0.40699464331476765,0.384898786901949,0.3219014360337826,0.2954022423820605,0.2727422739736405,0.18987834937208048,0.18832095389318168,0.1623410109698206,0.1565950750011891,0.15138054044338223,0.1482948779914322,0.13608934458433017,0.13081820039936382,0.11319584214349511,0.10269524628453358,0.09789633078951487,0.0957004513258828,0.09385115042247943,0.09382228111663704,0.08499103868260328,0.08185762622457006,0.07978665373161428,0.07916393884095772],"twin_dists":[0.12331361469087869,0.14444152521378748,0.17414374575892677,0.17946895494670215,0.1955471536571119,0.2028219823868823,0.20935412701428496,0.23674032817981944,0.2373263973148335,0.24765237089181716,0.2500946938466989,0.2523684516130868,0.2537411519795867,0.2593879104756237,0.26194410443382227,0.27110102915816514,0.27709198659755413,0.2799900097214259,0.28135336195176164,0.28252076123336106,0.28253912859398667,0.2883804109393948,0.2905692446970625,0.29205298667906154,0.29250516452876035],"n_dims_used":43,"mean_confidence":0.9133441836334938},"coverage":{"mean_confidence":0.9133441836334938,"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}}