{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700006305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004981","470:4700006723","489:4890003854","489:4890004106","481:4810001370","481:4810001517","470:4700004813","479:4790003487","481:4810000935","479:4790000563","472:4720002964","481:4810001299","470:4700006025","479:4790001645","470:4700007881","472:4720002668","470:4700006452","470:4700006722","481:4810000258","470:4700007708","478:4780001214","472:4720001849","470:4700006585","470:4700005740","488:4880002960"],"twin_admin_codes":[470,470,489,489,481,481,470,479,481,479,472,481,470,479,470,472,470,470,481,470,478,472,470,470,488],"twin_sims":[0.7453283799453861,0.705800474493451,0.6397096017487659,0.5286973015021611,0.4730096498499878,0.4654975661942323,0.44468035072041573,0.44351821827150534,0.43790387554877486,0.4365733214775728,0.4265763675604526,0.4262920579096453,0.4176744341243886,0.4145893278401366,0.41220503030900046,0.41145943901655385,0.4042944868667219,0.4034021114381111,0.402135110939832,0.39530341399265145,0.3938570524625795,0.39381947615652896,0.39231593744351045,0.39228786515283653,0.3886713993918546],"twin_dists":[0.09957746854907212,0.10841567100106314,0.12276278352161867,0.14663044957711205,0.1589187753855353,0.16060894859020589,0.1653440017107077,0.16561073970583298,0.16690320438283915,0.16721045857844685,0.16953112079246274,0.16959744207188254,0.1716165441672141,0.17234367172606033,0.17290722764250896,0.1730837474831665,0.17478729673007007,0.17500040616260806,0.17530334463199762,0.17694431813536798,0.1772933980907283,0.17730247504582483,0.17766600121583126,0.17767279469895542,0.17854988679209283],"n_dims_used":43,"mean_confidence":0.9117287924123365},"coverage":{"mean_confidence":0.9117287924123365,"n_dims_used":43,"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}}