{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009510},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010289","490:4900008853","490:4900009712","490:4900009295","490:4900008522","490:4900009288","490:4900009798","490:4900008521","490:4900009494","490:4900001527","490:4900008968","490:4900008514","490:4900010640","490:4900009072","490:4900009392","490:4900001397","490:4900009404","490:4900010109","490:4900010379","490:4900008531","466:4660004306","490:4900009395","490:4900010385","490:4900010195","490:4900011127"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.48185423913050174,0.4129388851524155,0.3696017953232334,0.3686481680133268,0.3386787585782363,0.31777271061196216,0.29214351322966087,0.2603605375278714,0.22634097812050136,0.22090535689538557,0.2154590160808035,0.2152133757098835,0.2149613211893487,0.20101496101461255,0.20023801017848442,0.1958228803298204,0.1917194473759305,0.18431633840151254,0.1819028453615411,0.18045272767608064,0.17766287291700275,0.17041276784368628,0.1630573952878793,0.16121010959973112,0.15084651438952545],"twin_dists":[0.15694015194875197,0.17273362225558733,0.18324080488455474,0.18347846124619635,0.19111446600514123,0.1966574992569519,0.2037424094301574,0.21306446397312048,0.2238753390488009,0.22569935907408947,0.22755734120571758,0.2276418805611096,0.22772869508703938,0.2326440310423914,0.2329246388537072,0.23453366948658114,0.23605181564611702,0.23884915855410024,0.23977817079965003,0.2403405505378954,0.24143157165708556,0.24432506460854284,0.24735229594298816,0.24812803667742184,0.25260453699353524],"n_dims_used":45,"mean_confidence":0.9183553059895834},"coverage":{"mean_confidence":0.9183553059895834,"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}}