{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000217},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000212","489:4890000116","470:4700001500","489:4890000297","489:4890000149","489:4890000041","489:4890000134","481:4810005933","489:4890000186","481:4810005603","489:4890000073","489:4890000171","470:4700001355","489:4890000057","481:4810005707","470:4700000959","481:4810005749","489:4890000340","481:4810005844","470:4700001806","481:4810005650","489:4890001388","489:4890000092","489:4890000167","470:4700000830"],"twin_admin_codes":[489,489,470,489,489,489,489,481,489,481,489,489,470,489,481,470,481,489,481,470,481,489,489,489,470],"twin_sims":[0.7341467853456759,0.5812925464010776,0.5720057837160031,0.563939367725256,0.5580578492321592,0.5364908647074289,0.5294625023625494,0.5113893649552974,0.5073349833609351,0.49881223048231044,0.47561457098357446,0.4544925768589955,0.43544764305447775,0.4194468279545266,0.41053744402065484,0.41020962038894243,0.3809557597854811,0.3774337604338275,0.3772102157938029,0.3750263485262422,0.37028893636906046,0.3602873872678642,0.3577716238265637,0.35626385453804177,0.3558445605436776],"twin_dists":[0.10210584678917038,0.13528173552840375,0.1372750816062222,0.13900921314995798,0.1402755873326019,0.14493733783702983,0.14646398402387886,0.15041058271679755,0.15130057561213997,0.15317764447717008,0.15833478911780463,0.16310226335871478,0.16747069260783326,0.17119984886124326,0.17330222460368086,0.1733799579034547,0.18043413738570116,0.18130033673748572,0.18135544735016085,0.1818946784473644,0.18306974952711147,0.18557544287554603,0.1862112498455817,0.18659340709475247,0.18669982878131094],"n_dims_used":45,"mean_confidence":0.9139398362901475},"coverage":{"mean_confidence":0.9139398362901475,"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}}