{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005611},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008711","490:4900009166","490:4900008818","490:4900008704","490:4900010269","490:4900008821","490:4900009057","490:4900008600","490:4900004795","490:4900008490","490:4900005612","490:4900009566","490:4900007598","490:4900008503","490:4900009776","490:4900009163","490:4900007594","490:4900011036","490:4900005218","490:4900008831","490:4900005475","490:4900009775","490:4900011928","490:4900010182","490:4900009474"],"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":[0.4673990048711087,0.44451391414014696,0.4214670178237073,0.4080065535321601,0.3654726693449382,0.36537275482463216,0.34680507476644573,0.34454226496220836,0.30203305740736514,0.29510638839528,0.26937203516117153,0.23055400072200355,0.22975046699594684,0.22828289089633375,0.2080404724728519,0.1977115742199169,0.1882523393953297,0.1838132484522757,0.17937245356401235,0.17596437838015463,0.17341363361374118,0.15806612405869055,0.15718560426254824,0.15400309195928738,0.15170331721784314],"twin_dists":[0.16018026451011005,0.16538218657347079,0.1707258061021428,0.17390305800648884,0.18427206091492568,0.18429708693469105,0.18901021053029313,0.1895934892561141,0.2009673977496292,0.2029052976723699,0.21035351978124583,0.22248149170672607,0.2227460278661018,0.22323075846788215,0.2301398371006303,0.23384232388410353,0.2373522957976668,0.23904209922559447,0.24076158158549138,0.24210176950174,0.24311696404559877,0.24946328755031869,0.24984070799301497,0.25121785598787516,0.2522260533139077],"n_dims_used":45,"mean_confidence":0.931113518608941},"coverage":{"mean_confidence":0.931113518608941,"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}}