{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":486,"cluster_id":4860002995},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860003085","486:4860002991","486:4860003454","486:4860003390","486:4860003168","486:4860004013","486:4860004068","486:4860004979","486:4860004603","486:4860003929","486:4860003077","486:4860003739","486:4860004147","486:4860004081","486:4860003086","486:4860003084","486:4860003805","486:4860003246","486:4860002985","486:4860003864","486:4860004082","486:4860003946","486:4860003389","486:4860004014","486:4860004978"],"twin_admin_codes":[486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486,486],"twin_sims":[0.5295431065246466,0.49867162277591914,0.4260485382706565,0.3888341881008108,0.3784888501292682,0.36232960554787375,0.36154235294597525,0.34915742276516404,0.3425213163605556,0.33733015512962594,0.3239594153380139,0.31596613848425004,0.30979907692796493,0.3002850932386426,0.2980582986434576,0.2950900947199095,0.29368084785113263,0.2900448594535373,0.27978138416899045,0.2665291648539584,0.2647311915530339,0.25338560645079233,0.24879666156842992,0.24791859678787334,0.24311268686361853],"twin_dists":[0.146446452000281,0.15320868589510936,0.16965426275804255,0.17851032399460093,0.18104043881870951,0.18506097917856232,0.1852591240871474,0.18840597738340228,0.19011614491772713,0.1914662831419778,0.19499667381848823,0.1971458978188928,0.19882518563786525,0.20145395557383536,0.20207620334500562,0.2029098875576601,0.20330743666452683,0.20433840174602905,0.20729097233628838,0.21120256088801245,0.21174244589712954,0.21520346092408954,0.2166312160436558,0.21690632231161136,0.2184232672910239],"n_dims_used":45,"mean_confidence":0.9247068617078993},"coverage":{"mean_confidence":0.9247068617078993,"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}}