{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004708","485:4850004672","488:4880000695","470:4700008567","493:4930002226","488:4880004872","497:4970000104","490:4900001223","494:4940003288","494:4940000461","478:4780008227","494:4940008441","494:4940002376","472:4720001912","494:4940004580","480:4800004519","494:4940004954","494:4940003286","466:4660006090","466:4660012916","490:4900005804","486:4860000420","493:4930000722","473:4730003694","492:4920005125"],"twin_admin_codes":[494,485,488,470,493,488,497,490,494,494,478,494,494,472,494,480,494,494,466,466,490,486,493,473,492],"twin_sims":[0.005857956211860102,0.0025733931599516775,0.0019287238553097152,0.0017697026692166053,0.0014764939074290127,0.0012944289338123742,0.001249498305706287,0.0011273036587100718,0.0010849876300267928,0.0010521556968274262,0.0009089945991840084,0.0008362993268875768,0.0008226529872863572,0.0007125233498867791,0.0006662272849307293,0.0005889459728866486,0.0005805326353860463,0.0005574652055578167,0.0005524966690444033,0.0005216772772554593,0.0004857373104578964,0.0004803239461948939,0.00045515407599809626,0.00043189910952004426,0.00043000277001037086],"twin_dists":[0.416407440928175,0.44849141159042333,0.4592085919679583,0.4623584182645307,0.4689201046334215,0.4736302169256763,0.474886668011458,0.4785280654224311,0.47987477874552026,0.4809536231835153,0.48605590310021757,0.48893989391148024,0.4895071281482994,0.49443467630007526,0.4967212613100189,0.500890594304401,0.50137488757151,0.5027370935943061,0.5030373763556014,0.5049583334304923,0.5073371129237699,0.5077095807758962,0.5094946363876184,0.5112279037513255,0.511373068260138],"n_dims_used":45,"mean_confidence":0.9095704820421007},"coverage":{"mean_confidence":0.9095704820421007,"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}}