{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001745","480:4800001523","480:4800002169","480:4800001971","480:4800001351","480:4800001739","480:4800001679","480:4800001842","480:4800001911","480:4800002202","493:4930006179","499:4990000888","480:4800001273","496:4960008820","480:4800001505","480:4800001287","496:4960009431","480:4800001801","480:4800001736","480:4800001217","496:4960009245","480:4800002294","480:4800001459","480:4800001407","493:4930000903"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,493,499,480,496,480,480,496,480,480,480,496,480,480,480,493],"twin_sims":[0.25183151034036705,0.2488883602750488,0.2084729871468803,0.20539846600605385,0.19696202883164912,0.16955461136314137,0.16872931904366098,0.14983466354094174,0.13801216287077248,0.12110216297734835,0.1123917810926186,0.11134256849175983,0.10276687526439665,0.10010349977802649,0.09858824140612774,0.09814353432133661,0.09620849262736125,0.0958522871187334,0.09559605332891268,0.09544704761914859,0.09412975016953727,0.0878600250279289,0.08432556308731083,0.08374808408674134,0.08097660871533291],"twin_dists":[0.21568512458399638,0.216602521847801,0.22998757159042632,0.23107466816868533,0.23411614110228254,0.2446733461015797,0.24500948602938,0.2530535538237489,0.2584739493989868,0.2668673130509611,0.27154419603545793,0.2721261733217751,0.2770495398906749,0.2786436244247205,0.27956540197089635,0.27983803773605886,0.28103576554045384,0.28125830479122615,0.2814187894417659,0.2815122706057856,0.28234373781914573,0.28643201215790326,0.2888398214896622,0.28924083363673364,0.29119672836546134],"n_dims_used":43,"mean_confidence":0.9163222202034884},"coverage":{"mean_confidence":0.9163222202034884,"n_dims_used":43,"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}}