{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012252","490:4900012368","490:4900012448","490:4900012725","490:4900012443","490:4900012442","490:4900012594","490:4900012921","490:4900012723","490:4900012370","490:4900012515","490:4900012658","490:4900012512","497:4970001690","490:4900012724","490:4900012588","497:4970001946","490:4900013185","490:4900012662","490:4900012919","490:4900000856","490:4900000857","490:4900012670","490:4900012456","490:4900000304"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,497,490,490,490,490,490,490,490,490],"twin_sims":[0.37037894745303696,0.34254438991491104,0.3384270760422817,0.33178373309891673,0.3109198249215359,0.19138835958128284,0.1727905658449015,0.15368122590658093,0.1444809540185229,0.144023519882403,0.12782018696942493,0.11954381748759689,0.10917024009026419,0.10001117255560102,0.08769061213910147,0.08165422075367518,0.08153740826847579,0.07145601058833762,0.07137125054837079,0.06923455195672451,0.06430749379242848,0.06049144287565402,0.060309313563065424,0.060277647459763765,0.058594806794051754],"twin_dists":[0.18304735405892217,0.1901101684058382,0.19118006635295304,0.19292127704844378,0.1985185979345048,0.23617529064993217,0.2433665631183284,0.25135829112471986,0.2554672818622925,0.2556765682230553,0.26343276873737265,0.2676846647128006,0.27334471899593293,0.2786994760638754,0.28654564769450214,0.2907136335885295,0.2907966839867247,0.2983538535367093,0.29842094655089485,0.30013402438547765,0.3042546033573695,0.30762731141884847,0.30779260145052056,0.3078213816295718,0.30936905489131855],"n_dims_used":44,"mean_confidence":0.9102619344537909},"coverage":{"mean_confidence":0.9102619344537909,"n_dims_used":44,"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}}