{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002125","477:4770001071","477:4770001185","477:4770000894","500:5000001188","477:4770001259","477:4770001250","477:4770000897","485:4850006741","468:4680010307","500:5000001289","500:5000001124","477:4770001011","500:5000001180","485:4850007124","477:4770000777","485:4850006887","477:4770000954","477:4770001482","477:4770001471","477:4770000891","468:4680010549","485:4850006668","477:4770000945","477:4770000627"],"twin_admin_codes":[500,477,477,477,500,477,477,477,485,468,500,500,477,500,485,477,485,477,477,477,477,468,485,477,477],"twin_sims":[0.4799254212664789,0.42581564359052104,0.3777032733211984,0.37263248140436694,0.3604752664686301,0.35454108583973626,0.34694266586617434,0.34577098462316086,0.3294857021273442,0.3260651885980092,0.32129670712082903,0.3150656115764257,0.31466776920184814,0.3026765907098749,0.3002850932386426,0.2972936304682872,0.281230342100152,0.2793225237843723,0.2584191345003169,0.24930760345172398,0.24769453229255942,0.24745870097461464,0.24509805900029552,0.24314895938973793,0.23964739572669047],"twin_dists":[0.15737064346717575,0.16970861689050376,0.18123391466454744,0.18248753356486463,0.18552805152578952,0.18703108007539632,0.18897480901420077,0.18927651461540795,0.19352800549116292,0.19443542004450357,0.19570928324073017,0.19738994118209613,0.19749788265059037,0.20078867924523314,0.20145395557383536,0.2022905080849195,0.20687022334747143,0.20742449211006933,0.21365616024049483,0.2164714191790414,0.21697662393841516,0.21705066157426695,0.21779428048739885,0.21841174608269778,0.21952911830695243],"n_dims_used":45,"mean_confidence":0.9208977593315972},"coverage":{"mean_confidence":0.9208977593315972,"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}}