{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001712","479:4790004465","472:4720002529","472:4720001319","470:4700005311","470:4700005571","472:4720000510","496:4960002856","489:4890003915","472:4720000521","496:4960005098","478:4780002649","470:4700007893","499:4990003293","470:4700005951","470:4700001159","479:4790002534","470:4700001321","478:4780001489","469:4690002249","481:4810000528","472:4720000577","493:4930001089","479:4790001956","470:4700005753"],"twin_admin_codes":[479,479,472,472,470,470,472,496,489,472,496,478,470,499,470,470,479,470,478,469,481,472,493,479,470],"twin_sims":[0.6462136559213489,0.5055344522885385,0.42218209161045317,0.4183894953626915,0.3988844501602467,0.3871645127985788,0.38059040194190574,0.37499798120279165,0.36337332890086893,0.36329958316478583,0.35000752059022194,0.3426382131586207,0.33911167702825623,0.32455019611723324,0.3147640717256656,0.31281355472305267,0.30920055723650075,0.3084941272632288,0.3020876280970382,0.29712955966375654,0.2959710784327289,0.29403653739647145,0.2921884240818621,0.2919746431262283,0.2882749609295397],"twin_dists":[0.12136492437629015,0.15169641315591154,0.17055824206954867,0.17144834057282146,0.1760825541845825,0.1789164794262903,0.18052381278248425,0.18190169287646704,0.18479861918540932,0.18481714405433958,0.18818814440907977,0.19008586852092918,0.19100168836494005,0.19483900850609862,0.19747174702232553,0.1980019885328169,0.19898917490064189,0.19918296529972207,0.2009522340839469,0.2023365325082371,0.20266193095165969,0.20320699027380712,0.20372968314978165,0.20379027214371306,0.20484303214604277],"n_dims_used":43,"mean_confidence":0.9149787370548692},"coverage":{"mean_confidence":0.9149787370548692,"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}}