{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001353","496:4960011564","490:4900002352","490:4900004732","487:4870005872","490:4900000357","490:4900004731","490:4900000244","490:4900000141","490:4900007259","490:4900002200","490:4900001084","490:4900001621","487:4870005261","490:4900004874","490:4900000166","490:4900004460","488:4880002937","490:4900002506","490:4900004462","469:4690001838","490:4900000431","490:4900000334","487:4870006424","490:4900000113"],"twin_admin_codes":[490,496,490,490,487,490,490,490,490,490,490,490,490,487,490,490,490,488,490,490,469,490,490,487,490],"twin_sims":[0.5771447602712638,0.5047796683924027,0.4850141969721323,0.40587911576580893,0.36899334152499974,0.35907500047075047,0.3582001106581796,0.3164611864890331,0.3078535908213677,0.2898726249441966,0.28713502170914784,0.2849971193745495,0.2833510957794951,0.2784133313469763,0.2640381155729594,0.25438431126897393,0.2526755760646092,0.25091424921997235,0.2494477743318251,0.24653947968599166,0.24610608412546917,0.24167571503238788,0.2397989763902104,0.2370764431216334,0.23695021025313634],"twin_dists":[0.13617167007203257,0.15186246015639399,0.15623605189056333,0.17440938740409834,0.1833924041665644,0.18588156379675017,0.18610279725868878,0.19701190721947753,0.19935890017651064,0.20438742809829813,0.2051690308859832,0.20578252526933022,0.20625675833350954,0.20768944459912256,0.21195116904818906,0.21489492153770018,0.21542328784391057,0.21597030226268707,0.21642761744696326,0.21733967814960856,0.2174761843248608,0.21888058885718648,0.21948052936964346,0.2203562973668778,0.22039706183238778],"n_dims_used":45,"mean_confidence":0.9111213684082031},"coverage":{"mean_confidence":0.9111213684082031,"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}}