{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010749","490:4900008009","490:4900010320","490:4900010650","490:4900007996","490:4900011076","490:4900010833","490:4900011221","490:4900010661","490:4900008006","490:4900011075","490:4900011070","490:4900010127","490:4900010664","490:4900008103","490:4900010745","490:4900010996","490:4900008106","490:4900008891","490:4900011562","490:4900010404","490:4900011690","490:4900008005","490:4900010853","490:4900011433"],"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":[0.26088119732953113,0.2448585347290186,0.2199149545341207,0.18244292974571505,0.148736475132391,0.1436871863656148,0.14316682966807737,0.10963897437371657,0.10595336816497218,0.10573472814881532,0.1037633231982284,0.1017816597554605,0.09026398882291112,0.0859197556187452,0.0840446799943708,0.08214598489621018,0.08062232892282749,0.07972877051505381,0.07702398457741291,0.07538612327296193,0.07448735068826975,0.07051679329930795,0.06866969575767647,0.06783707811537312,0.06716923844140395],"twin_dists":[0.21290625068645513,0.21786998951972789,0.2260349231291251,0.23956952711766855,0.253543418454022,0.25583076317072906,0.2560698538914398,0.2730802109087471,0.2751841616621919,0.2753107482646589,0.27646143354322394,0.27763540755373883,0.28483797627266627,0.28774404119557506,0.289034597235794,0.2903650423511019,0.2914505978503716,0.2920948983395663,0.29408117810642603,0.2953113989834722,0.29599566483222695,0.2991009383178272,0.3005940610346844,0.3012778158919018,0.3018312087194008],"n_dims_used":45,"mean_confidence":0.8814263237847222},"coverage":{"mean_confidence":0.8814263237847222,"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}}