{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000827","490:4900012889","487:4870002197","490:4900012822","490:4900012280","490:4900002451","487:4870002739","487:4870002530","490:4900012414","466:4660006587","490:4900003605","466:4660012856","487:4870001177","487:4870001846","490:4900012749","490:4900012750","490:4900003871","487:4870008393","487:4870000924","487:4870003787","466:4660008657","487:4870012123","487:4870013226","487:4870001314","487:4870008692"],"twin_admin_codes":[487,490,487,490,490,490,487,487,490,466,490,466,487,487,490,490,490,487,487,487,466,487,487,487,487],"twin_sims":[0.4011698794105253,0.17305286214464266,0.1383840439994928,0.12130139968346902,0.11094081649428596,0.09808691192795992,0.09733534030795081,0.0920134192548918,0.0877391402519635,0.08746276373490892,0.08442112077906697,0.0794831735183933,0.07667145135669864,0.07649777542899808,0.07576642382777449,0.0677468994915979,0.06558720594972871,0.05442660606498908,0.053793921157506704,0.04878916527576299,0.0479103877368569,0.043718212002836467,0.04113786911688977,0.0382796004126423,0.037046794482015796],"twin_dists":[0.1755344194357336,0.24326140971491483,0.2582982861807586,0.2667633934850447,0.27235013835021754,0.2798728206365664,0.2803360075008502,0.2836989698862623,0.28651307912251833,0.28669875488410046,0.28877367591399133,0.29227300045738064,0.2943441783457627,0.2944741039337948,0.2950238436826,0.3013522808865563,0.3031602509638325,0.3133665587030497,0.3139953005243139,0.3191979369643295,0.3201569668048302,0.3249453709612644,0.3280880543935387,0.3317696157619745,0.3334297460460654],"n_dims_used":43,"mean_confidence":0.9059911328692769},"coverage":{"mean_confidence":0.9059911328692769,"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}}