{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000017","491:4910000473","491:4910000040","491:4910000064","491:4910000375","492:4920006622","491:4910000423","490:4900000977","491:4910000883","491:4910000009","491:4910000010","491:4910000333","491:4910000632","491:4910000474","494:4940007081","491:4910000026","491:4910000023","497:4970003571","491:4910000374","491:4910000123","492:4920006661","491:4910000114","491:4910000422","491:4910000011","491:4910000472"],"twin_admin_codes":[491,491,491,491,491,492,491,490,491,491,491,491,491,491,494,491,491,497,491,491,492,491,491,491,491],"twin_sims":[0.45884601760882454,0.16051228102936974,0.12422438153635014,0.11097514928562478,0.10889925496858417,0.10769805201933737,0.0884475325428756,0.059165148849553865,0.05554525425886332,0.05403123929673773,0.05186679328433989,0.05157947143397169,0.03892689981234333,0.03545903296288426,0.03317715944853069,0.03174146547444823,0.029569322349849693,0.02715759226156836,0.02621729937973463,0.025705433984699797,0.024832936947791547,0.022473742734479073,0.022172823475265863,0.021360488241423867,0.018937550420364744],"twin_dists":[0.16211339072343758,0.24842275839680383,0.26525355060458894,0.27233097436018244,0.2734980379937354,0.2741812400485869,0.2860392785418332,0.30884047194295505,0.31226954307130955,0.3137587468573218,0.31594896827733954,0.31624539136355667,0.33091600151942996,0.3356383566445208,0.3389646296609012,0.3411588654200792,0.34464577438742,0.3487848756982974,0.35048481750052196,0.35143243714996564,0.3530859258858313,0.35782283951258953,0.3584577215156151,0.3602097601868739,0.36580405456293985],"n_dims_used":45,"mean_confidence":0.8904975043402777},"coverage":{"mean_confidence":0.8904975043402777,"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}}