{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001006","490:4900009631","497:4970000991","491:4910001334","497:4970001520","497:4970000207","497:4970001835","490:4900012024","490:4900007055","497:4970000370","490:4900007528","497:4970001185","497:4970001275","490:4900012114","497:4970001002","490:4900011840","490:4900011098","497:4970001832","491:4910005360","497:4970001280","490:4900011365","497:4970001500","495:4950001446","495:4950001744","490:4900006332"],"twin_admin_codes":[497,490,497,491,497,497,497,490,490,497,490,497,497,490,497,490,490,497,491,497,490,497,495,495,490],"twin_sims":[0.008498880202747743,0.0019252221288289662,0.0013898446308978575,0.00126176109583052,0.00101127482123578,0.0007320289330105693,0.0005853011997057044,0.00024608312205246153,0.00022015998178652994,0.0001766185700028592,0.00017020763933276532,0.0001376973950211539,0.00013319651536125967,0.00012004504192788932,0.00009907501012580508,0.00009114803379077405,0.00008695271892791892,0.00007969522469705685,0.00006408095470662759,0.00005699858222532826,0.00005493725725760415,0.000036555520193876505,0.000027669597700175115,0.000024205572302416984,0.000023652436656815818],"twin_dists":[0.40105026615715633,0.45927533606143744,0.47109052932169737,0.47453965353912075,0.48234145077131746,0.4935124743410707,0.501099599263494,0.5294624998521565,0.5329969237974189,0.5399255340059183,0.5410793556107512,0.5476470674406128,0.5486696768000611,0.5518563511722755,0.5576936098230273,0.5602101234907736,0.5616270815523969,0.5642385371881478,0.5707200827876219,0.5741711032328767,0.5752521739373209,0.5870751589857351,0.5950229451219151,0.5988024522587184,0.5994532627327784],"n_dims_used":45,"mean_confidence":0.8898184882269965},"coverage":{"mean_confidence":0.8898184882269965,"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}}