{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007750","490:4900006904","470:4700002958","490:4900006171","490:4900005651","490:4900007394","490:4900005788","490:4900007519","490:4900007628","487:4870002899","490:4900005784","490:4900006179","490:4900005528","466:4660006504","490:4900005662","496:4960002316","499:4990000444","496:4960003679","466:4660003017","493:4930007137","487:4870004005","490:4900005794","496:4960000348","496:4960004241","490:4900001725"],"twin_admin_codes":[490,490,470,490,490,490,490,490,490,487,490,490,490,466,490,496,499,496,466,493,487,490,496,496,490],"twin_sims":[0.7050840565617389,0.4556933279078475,0.3775699938327682,0.37202557040056133,0.35023679559335424,0.33151001002575897,0.3153762861386966,0.3064366486147582,0.29432319326904854,0.2895966036539049,0.28090788699462876,0.2724115614959703,0.2718836817552646,0.27036877400940174,0.2681892144630967,0.26436928893678013,0.2609335769909127,0.25934252283870035,0.2549609772328492,0.25207445963072667,0.24944697549262287,0.24719208270801557,0.24103810145685783,0.23654179531879813,0.23266914466884647],"twin_dists":[0.10857355732792662,0.16282917414159664,0.18126675881813065,0.18263813653419483,0.18812944140846957,0.19299342464885455,0.19730570357685456,0.19974883931351511,0.20312609122056555,0.20446603347265732,0.20696374404407994,0.20945185666979074,0.20960800315473416,0.21005715228250768,0.21070609822224648,0.21185139199617303,0.21289034502203494,0.21337438443278914,0.21471711674928098,0.21560970231399113,0.21642786703007477,0.2171344191364431,0.2190840758665011,0.22052904876544482,0.2217880437932972],"n_dims_used":45,"mean_confidence":0.9157769944932725},"coverage":{"mean_confidence":0.9157769944932725,"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}}