{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006449","490:4900007670","490:4900001924","490:4900005961","490:4900005055","490:4900006086","490:4900006813","490:4900006094","490:4900005709","490:4900005569","490:4900005192","490:4900001768","490:4900006324","490:4900004911","490:4900001632","490:4900004639","490:4900005175","490:4900005189","490:4900005177","490:4900007551","490:4900006568","490:4900005568","490:4900004625","490:4900004771","490:4900006938"],"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":[0.04187509848025633,0.030579155995918643,0.02265111972656954,0.022042437857148562,0.020647494083279094,0.016407884635289624,0.015565603713309268,0.014956252446188279,0.011963242543326376,0.011185513227764511,0.010980727004279158,0.01070316386534271,0.010273889029884544,0.008827688627203005,0.00870452230098584,0.008452314923437447,0.007861614445878209,0.007562637348615693,0.007503591310338281,0.006808971273793204,0.0063070186061951646,0.006266865544575012,0.006133473620196143,0.005840712341321461,0.0055665186948032595],"twin_dists":[0.3271736021469498,0.3429983330483149,0.3574520577782765,0.3587351368606461,0.3617959782526068,0.3723568951539101,0.3747364747442271,0.3765296731783339,0.3864029645028134,0.38932618700097715,0.39012590949561515,0.3912312761829472,0.392992114515764,0.39945060357637796,0.40004346730567636,0.40128126872264425,0.40431508193737364,0.4059293655391001,0.40625493340064334,0.41026831412945913,0.41340467993117824,0.41366518499712035,0.41454154319938996,0.41652683852323286,0.4184694410729601],"n_dims_used":45,"mean_confidence":0.9121956719292534},"coverage":{"mean_confidence":0.9121956719292534,"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}}