{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000758},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008455","490:4900000648","494:4940007633","494:4940008259","490:4900012455","490:4900000316","494:4940007735","490:4900000538","494:4940008044","490:4900012383","494:4940008159","494:4940008624","494:4940008250","490:4900012385","490:4900012731","494:4940007000","494:4940007835","490:4900000999","494:4940006998","490:4900000545","494:4940006792","494:4940007217","490:4900000998","494:4940007434","490:4900012732"],"twin_admin_codes":[494,490,494,494,490,490,494,490,494,490,494,494,494,490,490,494,494,490,494,490,494,494,490,494,490],"twin_sims":[0.2560110078144582,0.17698753616020624,0.13851638465473176,0.12585816745411635,0.104872846384973,0.10303957594175507,0.09290350664849349,0.08725722354683645,0.08587963067787596,0.08020752142780635,0.07992091899563593,0.07879127394289767,0.07475615198414082,0.0739017354304549,0.07388469747427273,0.07317866742367239,0.07049083593220114,0.0651352458618163,0.06385852710419464,0.0608707417305239,0.05829612627338111,0.05816498614534708,0.05806786027138601,0.048886910275206925,0.04543369765120493],"twin_dists":[0.21439401197513938,0.24169750020350603,0.25823585833708995,0.26442137264155974,0.27581174589996665,0.2768881507704007,0.2831260181560272,0.28683714384157527,0.2877714218290678,0.29174897900037416,0.2919558626883107,0.29277713867453936,0.29579032206942846,0.2964451086606843,0.29645822784161024,0.2970040317006477,0.2991217000159964,0.3035447380409731,0.3046427596084402,0.307284390099359,0.3096475595072241,0.30977021270471883,0.3098611999307168,0.319092158789455,0.32294127411553736],"n_dims_used":45,"mean_confidence":0.9126773410373263},"coverage":{"mean_confidence":0.9126773410373263,"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}}