{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011844","490:4900011160","490:4900010586","490:4900010940","490:4900010927","490:4900010427","490:4900010776","490:4900011228","490:4900010847","490:4900010757","490:4900011159","490:4900011007","490:4900010508","490:4900011510","490:4900010501","490:4900011087","490:4900010416","490:4900010677","490:4900010688","490:4900010593","490:4900011587","490:4900010671","490:4900011012","490:4900011322","490:4900011910"],"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":[0.3923363431006935,0.3870293478691291,0.366113804585324,0.365948161912916,0.3627491301155339,0.3596706739636062,0.3366798592777156,0.3137101390166075,0.3040792023480913,0.2761391271771626,0.2760480879453686,0.26589582472749035,0.24815333180402038,0.23672121032880852,0.21866242036028413,0.21860242420917375,0.2183405655263261,0.21580102444443475,0.2106893325254297,0.20880563560871782,0.20299492937995486,0.19763475862225666,0.197518293379755,0.19472678663614826,0.18639204214474484],"twin_dists":[0.17766106319701339,0.17894939502055293,0.184111554841669,0.1841530093858365,0.18495547760877667,0.18573109366001533,0.19163620039773105,0.19775802231260864,0.2003999176250315,0.20835449985426271,0.2083811923527437,0.211392477112703,0.21683271644493782,0.22047104913390034,0.22646075463396992,0.22648119289640545,0.22657044166589407,0.22743974409073398,0.2292106687321279,0.2298706100064388,0.23193229273380989,0.23387035240936005,0.23391286269825234,0.23493700991693858,0.23805699974490227],"n_dims_used":45,"mean_confidence":0.8910348680284288},"coverage":{"mean_confidence":0.8910348680284288,"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}}