{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000998","491:4910001056","491:4910001138","491:4910001454","491:4910001261","491:4910001007","491:4910001504","491:4910001137","491:4910001395","491:4910001189","491:4910001624","491:4910001564","491:4910001619","491:4910001689","491:4910001124","491:4910001385","491:4910001128","491:4910001799","491:4910001561","491:4910001200","491:4910001063","491:4910001690","491:4910001194","491:4910001064","491:4910001808"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.3201841624073757,0.07680378200279536,0.07350147115870455,0.07253681016411609,0.06814107464662021,0.05613242069226423,0.050593751644319375,0.046459594394806576,0.045626172255516864,0.045228477824535346,0.036088761004165026,0.0338262779072942,0.033629652579112164,0.03184855347774726,0.031511688871665604,0.029947379079726746,0.029256843194534508,0.02801243439329983,0.02711883711983829,0.026449335413631505,0.025953670089857665,0.02504024116114468,0.024886699715152356,0.02458707249096568,0.0243676224227327],"twin_dists":[0.196008006571582,0.29424534183694634,0.2967539590733766,0.2975039345216632,0.30102738304747284,0.31170102740700695,0.31727288323098235,0.3217729096403814,0.32272039750248344,0.32317764237094493,0.33475253236466596,0.3379990618688498,0.33828986291294477,0.340992302113424,0.34151788496948754,0.3440234440491339,0.34516533006887906,0.34728286279863196,0.3488539307074187,0.3500604968920354,0.35097086184823006,0.35268856481945365,0.3529825986836316,0.3535609347986672,0.3539883945618259],"n_dims_used":45,"mean_confidence":0.8970058865017361},"coverage":{"mean_confidence":0.8970058865017361,"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}}