{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002469","477:4770002606","477:4770002740","477:4770002539","500:5000001325","500:5000001324","477:4770002816","500:5000001274","498:4980005357","468:4680006345","498:4980005381","498:4980005380","498:4980005356","468:4680007076","470:4700007261","477:4770002672","468:4680006922","477:4770002739","468:4680006204","468:4680006487","470:4700007542","467:4670000526","477:4770002741","476:4760000710","468:4680006776"],"twin_admin_codes":[477,477,477,477,500,500,477,500,498,468,498,498,498,468,470,477,468,477,468,468,470,467,477,476,468],"twin_sims":[0.8661855000847863,0.7127598469384266,0.6650764896766604,0.6391890380663958,0.5476899136999759,0.5419278939502594,0.4616965511993914,0.448040233993454,0.34496641185813265,0.2303224837235967,0.22846499775726553,0.22604134180036417,0.22330910594845546,0.2230166848509058,0.22174824773706203,0.21950913936871472,0.211026682651414,0.20601779746192794,0.18054252196408851,0.17914840792123662,0.17126113968918064,0.17004479393664912,0.1636665287914836,0.15505072894287383,0.146209648347458],"twin_dists":[0.06961470963472673,0.10687821840019113,0.1172980502344001,0.12287458589169718,0.14251273759163466,0.1437590694676246,0.16146772431678505,0.16457431862584454,0.1894840038343424,0.2225576483592182,0.22317049806123734,0.22397512365581115,0.22488909180027833,0.224987350545393,0.22541456607755347,0.22617271205766967,0.22909290398173654,0.23085479409050783,0.24030563414132447,0.24084912705497857,0.24398198886648742,0.24447425171899193,0.2470978958956343,0.25076223937140335,0.25468077270422645],"n_dims_used":44,"mean_confidence":0.9212173115123402},"coverage":{"mean_confidence":0.9212173115123402,"n_dims_used":44,"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}}