{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012194","490:4900012136","490:4900011545","490:4900012193","490:4900011116","490:4900010699","490:4900011862","490:4900012069","490:4900011935","490:4900007714","490:4900005741","490:4900012003","490:4900005871","490:4900011936","490:4900005739","490:4900012195","490:4900008941","490:4900006861","490:4900012143","490:4900011483","490:4900005083","490:4900007356","490:4900008715","490:4900009361","490:4900009464"],"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":[0.5042459959429793,0.474586130704446,0.4436517501990608,0.3647366228092024,0.30586590340191083,0.2701671386879485,0.26277292545447717,0.23788513413508816,0.20812344691581308,0.20227935903070465,0.19460328849810918,0.19356003537214264,0.18764486351580112,0.18322647061550146,0.1717914619021607,0.16878619526078845,0.16641885724498182,0.1621285702276343,0.15182656454006963,0.14466381662295058,0.1435968986047935,0.14087929269277813,0.13616739329737382,0.13217511969336568,0.12967702455545307],"twin_dists":[0.15197990446279835,0.1585652245861471,0.16558007719698514,0.18445650255147633,0.19990620089910946,0.21011705139348646,0.21233307158263384,0.22009548158084985,0.2301106094847365,0.23218896559898342,0.23498255344062538,0.2353680869985024,0.23758187608100245,0.23926760595091143,0.24376814848021153,0.24498628259229138,0.2459568672358353,0.24774154133026888,0.25217173946629173,0.25538375560522525,0.25587220196202737,0.2571286466244417,0.2593506244327948,0.26127877902808544,0.2625076871836285],"n_dims_used":45,"mean_confidence":0.9125636630588108},"coverage":{"mean_confidence":0.9125636630588108,"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}}