{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003006","477:4770002937","477:4770002025","477:4770002784","477:4770002706","477:4770003188","477:4770001849","477:4770001903","477:4770002633","477:4770003471","477:4770002442","477:4770003267","477:4770002161","477:4770002500","477:4770002568","477:4770002787","477:4770002579","477:4770002041","477:4770001931","477:4770002705","489:4890005008","472:4720008105","489:4890005051","477:4770002632","477:4770001515"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,472,489,477,477],"twin_sims":[0.2540285865125127,0.250131635999233,0.2117241858662779,0.19405825493992215,0.17807198951088576,0.17646328954877805,0.14958238321052414,0.12726672437224376,0.12431953824177787,0.12007769618398209,0.1148236461612932,0.10990381407553632,0.1085030120173076,0.10841941086076869,0.10684982582074916,0.09933906531296259,0.0964854381465535,0.09495726617181872,0.0943591895164487,0.09348477905926514,0.08828466882728465,0.0840256005171338,0.08057711422050588,0.07576853228990967,0.06885001587537759],"twin_dists":[0.21500473060227404,0.21621414430302566,0.2288498187241723,0.23518379056490415,0.24127082235774755,0.24190443170374407,0.2531658528174436,0.26371047126006664,0.26520485467919264,0.26740373372165344,0.27021121900503386,0.2729311478148381,0.27372275867960805,0.2737702524845572,0.27466724974250556,0.279107276212003,0.28086319126300613,0.28182035470499606,0.2821982610431301,0.2827541870781922,0.2861479406946934,0.2890478465515896,0.29148306205001895,0.2950222526659641,0.3004468694050842],"n_dims_used":45,"mean_confidence":0.918629879421658},"coverage":{"mean_confidence":0.918629879421658,"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}}