{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003506","490:4900006327","490:4900006079","490:4900007544","490:4900004890","490:4900005303","490:4900007421","490:4900007545","490:4900005169","490:4900005433","490:4900005301","490:4900002822","490:4900002817","490:4900006666","490:4900005957","490:4900007058","490:4900003107","490:4900004609","491:4910001799","490:4900004472","490:4900007668","490:4900006548","491:4910002764","490:4900005835","490:4900004476"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490],"twin_sims":[0.12927825189717904,0.12304861851285254,0.11874810245881663,0.1073660848615527,0.08411186382237444,0.08049024506789246,0.07308214661641774,0.06456159973494269,0.06421813509685981,0.06271577574053215,0.060821423090653325,0.055858812406104984,0.05037821830517302,0.04917372978563996,0.04530202703860166,0.04390618271321372,0.042826174610961824,0.039710319027348825,0.039639071487466856,0.03919794053459494,0.037836121332027704,0.03743916695935243,0.03725263593929476,0.036347545358799485,0.03615870588409652],"twin_dists":[0.2627055084632255,0.26585759469735704,0.2681051618844271,0.274371092883643,0.2889879620307012,0.29154547517958596,0.29707897858328275,0.3040358960665855,0.3043316817546088,0.3056409053135227,0.30732887926377134,0.31196533001554844,0.31749976717572426,0.31878278227132034,0.32309282661023414,0.32472258795851866,0.3260137208818546,0.3298987968009788,0.32999060108064754,0.33056213511379945,0.33236152827350984,0.3328963509895063,0.33314932895374116,0.33439230963209227,0.33465495466892986],"n_dims_used":45,"mean_confidence":0.9049196031358507},"coverage":{"mean_confidence":0.9049196031358507,"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}}