{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002486","490:4900003078","490:4900001738","490:4900001035","490:4900002185","490:4900000671","490:4900000930","490:4900000564","490:4900001427","490:4900003219","490:4900001725","490:4900001294","490:4900000624","490:4900003588","494:4940007923","490:4900002633","494:4940007494","490:4900005523","487:4870002037","490:4900001168","496:4960011729","490:4900002932","490:4900000947","490:4900002026","490:4900003221"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,487,490,496,490,490,490,490],"twin_sims":[0.6794877575212553,0.615135570662274,0.5628674801133966,0.5564962252743774,0.5549401355838841,0.5149382740292431,0.5111438548740306,0.506372529805643,0.4836780697435157,0.46889407709080944,0.46314116101957536,0.4291465220544995,0.42242906901236354,0.4210247742098227,0.41832749652589024,0.4142727704379085,0.41234955670627427,0.4109606844703963,0.40265654624393377,0.4016573946745542,0.4003762870876584,0.40032599786640927,0.3890187815797973,0.3879540447539935,0.3861459554256896],"twin_dists":[0.11417379305982385,0.1280318209216643,0.1392398739746539,0.1406121380540108,0.14094763408521013,0.14963302276011795,0.15046442376212876,0.15151211967988595,0.15653359188141272,0.1598436165228293,0.16114104856769987,0.1689324015717031,0.17050039530873268,0.17082949746485215,0.17146291967873029,0.17241841263917987,0.1728730269213967,0.17320190636597999,0.17517861804500465,0.17541767774069286,0.17572459261477014,0.17573664947113743,0.17846547138019334,0.17872431970739777,0.1791646544672469],"n_dims_used":45,"mean_confidence":0.915093994140625},"coverage":{"mean_confidence":0.915093994140625,"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}}