{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000325},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001874","481:4810001960","466:4660003498","496:4960003977","470:4700007996","485:4850003670","488:4880003191","466:4660012384","493:4930000238","469:4690000346","481:4810003694","469:4690000151","493:4930001909","481:4810001220","472:4720000781","466:4660010076","469:4690002537","496:4960007223","499:4990001937","472:4720001975","487:4870003716","487:4870004163","466:4660002677","469:4690001688","466:4660000078"],"twin_admin_codes":[479,481,466,496,470,485,488,466,493,469,481,469,493,481,472,466,469,496,499,472,487,487,466,469,466],"twin_sims":[0.3328637210397076,0.24111469232349098,0.21149394355244008,0.15268637112848946,0.15137482341445038,0.14935486945605314,0.12074903873987698,0.11409434533025906,0.11278613266766538,0.10918902423874734,0.10804433614131762,0.10654595477920317,0.10283085489435255,0.10166310581353405,0.09821669555558056,0.0972769068220404,0.09234760811154072,0.08982002438740706,0.0878992115664796,0.08673229427446195,0.08574402772819392,0.08254191787158811,0.08092985476606852,0.07301524156781675,0.06987980726946494],"twin_dists":[0.192636931998537,0.21905961434753357,0.22892999981522139,0.2517937296482432,0.25237097578538825,0.2532672470617895,0.2670518196000398,0.27060866971774505,0.2713265406163883,0.27333410215463516,0.2739836823710576,0.27484208796672543,0.27701164563518355,0.2777062049024844,0.27979311840185395,0.2803721370431801,0.2834833403112568,0.2851298071737403,0.28640575215347897,0.28719175545213876,0.2878640306215667,0.29008559293660474,0.29123018023379593,0.2971309762946671,0.2996122258136505],"n_dims_used":43,"mean_confidence":0.9120336133380269},"coverage":{"mean_confidence":0.9120336133380269,"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}}