{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004150},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003915","480:4800003840","480:4800004145","480:4800003982","480:4800004232","480:4800003983","480:4800004916","480:4800005427","480:4800003839","480:4800003993","480:4800004149","480:4800005431","480:4800005748","480:4800004071","480:4800004231","480:4800003914","480:4800004315","480:4800005171","480:4800003764","480:4800003503","480:4800004143","480:4800003629","480:4800005681","480:4800003442","480:4800004312"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4776006860774345,0.4109523796659401,0.39476567090675724,0.36753936832538536,0.3364238294451499,0.33354918594924376,0.32403465775575524,0.2957099525814275,0.2724425778937173,0.2622887473915015,0.25795545505327294,0.2547052325806116,0.23280965278212776,0.2106161731114936,0.2002826372621901,0.1878359913828974,0.1814936455749448,0.16056131637087165,0.1597766751227135,0.1563808970012231,0.15310878225351493,0.14959123723105036,0.14839139694760325,0.13729553081084603,0.13649200318433838],"twin_dists":[0.15789023411101702,0.17320387437044912,0.17707403359583657,0.1837551746483168,0.1917031476730245,0.19245672016544113,0.1949765845294666,0.202735380489965,0.2094426878363741,0.21247952692198493,0.21379789335920943,0.21479593958768584,0.2217421254691941,0.22923622466490312,0.23290850080945444,0.23750958799784755,0.2399365431991821,0.24840201838252288,0.2487344448698885,0.25018698435017195,0.25160859082607984,0.25316190921460424,0.2536978967147524,0.2588134610172753,0.2591957208062377],"n_dims_used":43,"mean_confidence":0.9180797310762627},"coverage":{"mean_confidence":0.9180797310762627,"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}}