{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000346},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000413","488:4880000484","488:4880000347","488:4880000290","488:4880000414","488:4880000345","488:4880000487","488:4880000292","488:4880000488","488:4880000485","496:4960004943","488:4880000412","499:4990001299","499:4990000203","499:4990000907","488:4880000295","496:4960004469","488:4880000293","499:4990000597","488:4880000951","496:4960002863","496:4960005095","499:4990001763","499:4990000668","488:4880000352"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,496,488,499,499,499,488,496,488,499,488,496,496,499,499,488],"twin_sims":[0.8706097301349935,0.8646500364258877,0.8640255811214879,0.8412836915242015,0.8293885991573784,0.7753888587056659,0.728815935454526,0.5753355335239335,0.5708627082493681,0.5678071856314588,0.5670471161726917,0.5556102227930321,0.5526332262012468,0.535457667057063,0.5325048470760679,0.4988969281634119,0.47407548016764955,0.4640543435630216,0.46058802572203933,0.45068981355760646,0.4280990822109359,0.40964178355775965,0.40704619727702046,0.3918516599983404,0.38967699536989164],"twin_dists":[0.06836913584096298,0.07004328355446661,0.07021704791008956,0.07635611480675318,0.07943955959243248,0.09263804745832147,0.1033027367164254,0.13656002776791004,0.1375206522712369,0.13817734586252445,0.1383407629042577,0.14080314478674366,0.14144527097130952,0.1451615046401091,0.14580264080724395,0.15315894728595006,0.15867970350103056,0.160934731080022,0.16171864449686488,0.16396888832433967,0.16917622502125695,0.17351466751864994,0.17413147699074225,0.17777838528880321,0.1783056196696432],"n_dims_used":44,"mean_confidence":0.9250091205943715},"coverage":{"mean_confidence":0.9250091205943715,"n_dims_used":44,"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}}