{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001207},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003139","490:4900001118","490:4900003252","490:4900001506","490:4900002550","490:4900001646","491:4910001273","490:4900003254","490:4900004493","490:4900003131","490:4900003952","490:4900004354","490:4900001509","490:4900001376","490:4900002989","490:4900003125","490:4900002091","490:4900004365","490:4900003267","490:4900001372","490:4900003256","490:4900001642","490:4900003654","490:4900002996","490:4900003120"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.08681903536785916,0.0855732517029995,0.08234410441891041,0.08042096282532096,0.07510777424398632,0.06664597078838015,0.06141313987794505,0.0602917073939182,0.05759342163017605,0.05663303507076095,0.055111688744872316,0.05196121250902736,0.05122093862808374,0.05090537862324821,0.05037068628569814,0.04914009579293691,0.04753220731531641,0.0440575516407114,0.04365047326192917,0.04259100366022289,0.04207082594905671,0.04088007644799666,0.04020601666609218,0.039794796847228794,0.03702486485180194],"twin_dists":[0.2871330407178864,0.2879808266477869,0.2902250753070564,0.2915952913053261,0.2955226085158179,0.3022679458138625,0.30679704843413735,0.3078086015289828,0.3103074644435048,0.3112201829017941,0.31269253521650286,0.31585185613559347,0.31661721249117486,0.31694626349172234,0.31750771045708986,0.31881898339235276,0.3205742115745556,0.3245437670531296,0.32502585225720854,0.3262984892374991,0.32693310383484747,0.32841107976325623,0.3292639017848818,0.32979012514663003,0.3334596985468019],"n_dims_used":45,"mean_confidence":0.9114981757269965},"coverage":{"mean_confidence":0.9114981757269965,"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}}