{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005051},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005584","490:4900006825","490:4900005716","490:4900006822","490:4900006958","490:4900005186","490:4900006337","490:4900006709","490:4900007074","490:4900006945","490:4900007073","490:4900004912","490:4900005050","490:4900004231","490:4900004227","490:4900005843","490:4900007450","490:4900006826","490:4900006586","490:4900007678","490:4900007451","490:4900006583","490:4900007085","490:4900006566","490:4900005326"],"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":[0.11676874380242254,0.02681098761295565,0.025594728405579623,0.02077940120578883,0.020739943290801355,0.013660451692436104,0.01143159512811598,0.005633764555086972,0.004627503737100254,0.004593043457812455,0.00400138551999272,0.0022622356842007464,0.002094606449484797,0.0009905823188991242,0.0005576114918430902,0.0004210430491874912,0.00039973602198430645,0.00036274156158922275,0.00033794009671841,0.00027042386662380705,0.00026275467565381276,0.00024589753473138403,0.00022438537872412507,0.00017601996249760036,0.00016213102409838115],"twin_dists":[0.26916059633078826,0.34940550630007716,0.35163952725367725,0.36149896243119295,0.36158763742064826,0.38056772264620486,0.3883822334728299,0.41798514931138503,0.42585120370149887,0.4261471637166412,0.43157097094796987,0.4533122596534966,0.45616792175701965,0.483063876812059,0.5027282904172997,0.5120671374887266,0.5137748760038917,0.5169533179197604,0.5192589871028745,0.5264490803442701,0.5273700566264693,0.5294865342319991,0.5323949704890635,0.5400315848138069,0.5425927211701409],"n_dims_used":45,"mean_confidence":0.9180642869737413},"coverage":{"mean_confidence":0.9180642869737413,"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}}