{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002827","490:4900001767","490:4900001772","490:4900002381","490:4900002238","490:4900002231","490:4900001766","490:4900002974","490:4900002826","490:4900002835","490:4900002229","490:4900002686","490:4900002530","490:4900001631","490:4900001106","490:4900001774","490:4900002973","490:4900002533","490:4900004501","490:4900002679","490:4900001109","490:4900002230","490:4900002831","490:4900001920","490:4900003534"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3821412396712812,0.2891504136303495,0.2084128638533637,0.18358416284663437,0.17400658646579445,0.16515462966841205,0.1594683098176795,0.11736576487703256,0.10436804566869824,0.059764189647144195,0.055454205276667945,0.052466035213009174,0.049269840330949145,0.04475356193470405,0.04208205177584981,0.035643730304369764,0.03293915768932954,0.03013897835923502,0.028558277296092876,0.028293957571736517,0.027487968053021925,0.026514127199111694,0.025789304146149845,0.024772554351624794,0.024060615829150766],"twin_dists":[0.18014345163309312,0.2045931941010728,0.23000872493086227,0.23913007946621748,0.2428800233826018,0.24647926984236745,0.2488654140157143,0.26884081769809803,0.27610666781280163,0.30828978863591916,0.31235814451145405,0.3153351089832975,0.3186794497447029,0.3237281097280129,0.3269193388004541,0.33537717042704784,0.33932269919274544,0.3437106153293942,0.3463442832091138,0.34679683801316086,0.3481996233179694,0.34994258665164774,0.35127605848953114,0.3532022066870119,0.3545920281328489],"n_dims_used":44,"mean_confidence":0.914070649580522},"coverage":{"mean_confidence":0.914070649580522,"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}}