{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008788","490:4900011152","490:4900008231","490:4900008122","490:4900011074","490:4900010570","490:4900008119","490:4900011231","490:4900009640","490:4900008669","490:4900010821","490:4900009338","490:4900011248","490:4900009011","490:4900011958","490:4900010920","490:4900011709","490:4900011954","490:4900009436","490:4900010406","490:4900010139","490:4900012026","490:4900011155","490:4900011303","490:4900012156"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.28330632314499393,0.2229720889631489,0.1706669691046796,0.14855499342343037,0.13655324202605534,0.12614287742365907,0.10649478608311627,0.09861886035666856,0.08372158293327514,0.07459640252821544,0.07056967185734606,0.05826994410986929,0.05819770172095694,0.052717680503404384,0.04636249396605573,0.046167810463465866,0.04426562104537395,0.04260985855587967,0.042358808015891876,0.03887980650261423,0.03886392397818616,0.0382143209806814,0.03602483865055351,0.0354047090505621,0.03536971889605324],"twin_dists":[0.2062696808759466,0.2250023431126131,0.24422213910192497,0.2536246278477134,0.25916652861639516,0.2642771942857716,0.27487156697393705,0.2795466659841065,0.2892592894357379,0.29591228591188645,0.29905866319513086,0.30967202907223323,0.3097395930470094,0.31507906012440073,0.32188256356695016,0.3221029969443701,0.32429880279945816,0.3262756091330734,0.32658095604246334,0.33097769818200606,0.3309985200389322,0.33185637861837347,0.3348418488406254,0.3357153978916344,0.33576507357208973],"n_dims_used":45,"mean_confidence":0.8901874118381077},"coverage":{"mean_confidence":0.8901874118381077,"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}}