{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009082","490:4900010000","490:4900010206","490:4900009692","490:4900011680","490:4900007959","490:4900001959","490:4900010380","490:4900007860","490:4900010014","490:4900008408","490:4900010387","490:4900008632","490:4900008513","490:4900010107","466:4660004464","490:4900011744","490:4900010558","490:4900012078","490:4900009402","490:4900010099","490:4900009073","490:4900009395","490:4900004114","490:4900010719"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490],"twin_sims":[0.49049060425110885,0.37718697308730825,0.35059748238819405,0.34259678400202326,0.3081549419712773,0.2872671158283313,0.28028479132963885,0.2692006907144771,0.2325027111267917,0.23126841270100407,0.23111780897972725,0.22958467613839972,0.22652418742314206,0.21753649815795595,0.2145481092419351,0.20808203598236,0.20694844676708204,0.20359042095170674,0.20150584321586337,0.19981260678321533,0.19961343646268437,0.19859042460443718,0.19653722603034413,0.19217389893838382,0.18924564677437253],"twin_dists":[0.1550191320255806,0.1813611783033059,0.1880371327525253,0.19009659808695364,0.1992761024497006,0.2051312150809828,0.20714464321182724,0.21040453513900007,0.2218424581787525,0.2222468058122726,0.22229623969205742,0.22280068481224927,0.22381437003060978,0.22684494040103678,0.22787116540757446,0.230125195427521,0.23052524423810736,0.23171916485760233,0.23246712604760064,0.2330785977969406,0.23315075776774438,0.23352218284345183,0.23427164659970998,0.2358825755451839,0.23697801561739779],"n_dims_used":45,"mean_confidence":0.9167132907443576},"coverage":{"mean_confidence":0.9167132907443576,"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}}