{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000390},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000503","477:4770000448","477:4770000516","477:4770000451","500:5000001895","477:4770000449","499:4990000600","477:4770000490","477:4770000659","499:4990001962","499:4990000673","477:4770000085","485:4850007461","500:5000002120","477:4770001662","470:4700008456","477:4770000703","500:5000002254","477:4770001895","473:4730004233","477:4770001718","477:4770000187","477:4770001661","485:4850008991","500:5000004705"],"twin_admin_codes":[477,477,477,477,500,477,499,477,477,499,499,477,485,500,477,470,477,500,477,473,477,477,477,485,500],"twin_sims":[0.784203660852913,0.7593458250738607,0.638207550680637,0.5700900812268184,0.5244166254171895,0.506074098890368,0.504759824550933,0.5045812929386315,0.5016833308579186,0.4849376396443043,0.4829116545916999,0.47958712439105017,0.4492018139153828,0.4480929543638881,0.42396174517620727,0.4170295062214378,0.41620162194944055,0.4006354595910443,0.3990722063332395,0.3983147617316529,0.37718359926508077,0.3728065015425336,0.37067420315769856,0.34947631937502954,0.340771626497218],"twin_dists":[0.0905564278935682,0.09636966531271726,0.1230853527700469,0.13768666828699117,0.14756266135788998,0.15157773541041714,0.15186682655569847,0.15190611237066706,0.15254433582485846,0.15625309345044164,0.15670437906653323,0.15744620435715104,0.1643087321767561,0.16456225890023507,0.17014173008747915,0.17176835587991426,0.1719633818015036,0.1756624668176954,0.17603746920346114,0.17621940999178914,0.18136201020080717,0.18244437338324715,0.18297391107253164,0.18832422929325293,0.19056997755824495],"n_dims_used":45,"mean_confidence":0.9216245863172743},"coverage":{"mean_confidence":0.9216245863172743,"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}}