{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003435","480:4800002658","480:4800002854","480:4800003501","480:4800003069","480:4800002909","480:4800003694","480:4800003618","480:4800003493","480:4800003686","480:4800002862","480:4800002609","480:4800003556","480:4800003441","480:4800002665","480:4800003620","480:4800003434","480:4800003500","480:4800003289","480:4800003754","480:4800002956","480:4800003568","480:4800003442","480:4800002564","480:4800002811"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.3972500464623872,0.3675414788522697,0.3107244543008345,0.263970129229246,0.25821263828178553,0.24694309458130653,0.23886998329190418,0.22293151470143402,0.22131944776031734,0.2028197528849453,0.20093974659286365,0.19587528347878913,0.19298380181158106,0.18731164877510845,0.174925982182377,0.17329850457145785,0.17065617037197983,0.16321821621064972,0.1628760293830424,0.1539026850260792,0.15251994290017817,0.15122164736522753,0.14953577609524574,0.14080006693683952,0.13195251488842555],"twin_dists":[0.17647542578714334,0.18375464754649853,0.19857199721577165,0.21197166187457706,0.21371926021110632,0.2172126906352028,0.21977863118686006,0.22501598539787776,0.22555935690696396,0.23199507049141166,0.23267116320780848,0.23451442545064835,0.23558165355159294,0.2377080276084982,0.24251377523761472,0.24316303605318781,0.24422650924676667,0.24728506352340252,0.2474281750001311,0.25126164198231193,0.2518667768030555,0.25243863190947086,0.25318661457906055,0.2571655450166242,0.2613875727756062],"n_dims_used":43,"mean_confidence":0.9131402304006178},"coverage":{"mean_confidence":0.9131402304006178,"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}}