{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002073","490:4900002227","490:4900001244","490:4900002246","490:4900001916","490:4900002226","490:4900003118","490:4900001781","490:4900001769","490:4900001105","490:4900002677","490:4900002400","490:4900001775","490:4900001368","490:4900002684","490:4900001770","490:4900002547","490:4900001931","490:4900004073","490:4900003800","490:4900001630","490:4900003932","490:4900002678","490:4900004491","490:4900002074"],"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":[0.3981166786352266,0.22404661227651515,0.20491002570036818,0.1548268997487881,0.1416049352318507,0.1365023132669404,0.11439594221060453,0.08579202808356289,0.08361531127757857,0.061538024319083846,0.05962774527664402,0.05404439129685508,0.05039436531967888,0.04716941793957461,0.04375437714948275,0.03704454448174427,0.036892255712254164,0.036042633467000366,0.03334631057440666,0.03308832360546214,0.031999698776660354,0.030365062176123805,0.029029167614743123,0.028302751191931173,0.02765821804583288],"twin_dists":[0.1762670162792906,0.2246416566290022,0.23124839356869675,0.2508593927726157,0.25679140466353495,0.25919080536489136,0.27044407062557796,0.28783123589086307,0.2893333454924975,0.3066853411683837,0.3084148177954122,0.31374566242365665,0.3174827418367697,0.3209770914226369,0.32490244556697145,0.3334328185077285,0.33364114357690006,0.3348169712496568,0.3387114746983443,0.33909802448495413,0.34075802559053014,0.34334366798278376,0.34554689185263004,0.34678172369521815,0.347900390625],"n_dims_used":45,"mean_confidence":0.9135302225748698},"coverage":{"mean_confidence":0.9135302225748698,"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}}