{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000407","470:4700002612","470:4700002445","489:4890000208","489:4890000443","481:4810005406","489:4890000441","489:4890000406","489:4890000060","489:4890000133","489:4890000108","481:4810005890","489:4890000451","489:4890000328","489:4890000222","489:4890000045","489:4890000293","485:4850003073","489:4890000442","489:4890000374","485:4850003582","481:4810005407","470:4700000833","489:4890001184","470:4700001219"],"twin_admin_codes":[489,470,470,489,489,481,489,489,489,489,489,481,489,489,489,489,489,485,489,489,485,481,470,489,470],"twin_sims":[0.6193538715869356,0.598268655076496,0.46493869975370156,0.42055907641120804,0.38001807308855623,0.3789295117203874,0.3751518945130228,0.3648863244710594,0.3548937033642436,0.3465245841194071,0.33442727033999525,0.33056299170410536,0.3214763236956369,0.3118014780775465,0.3107740747664269,0.29928129332841147,0.29605989346956696,0.2958931053087716,0.2955585052893752,0.2845434358251243,0.2820213601748587,0.28119934998487284,0.28002822787985815,0.27986138516284603,0.2747665512473873],"twin_dists":[0.12712828217126274,0.1316437132272224,0.1607350613206814,0.17093873774971288,0.18066437179951353,0.1809319957989631,0.18186363763153826,0.18441897449767394,0.18694140753429284,0.18908240237188273,0.19222616217729868,0.19324329051267228,0.19566110970859749,0.1982778601661023,0.19855843298255768,0.20173411825661716,0.20263695774294077,0.2026838592481094,0.20277799713998917,0.20591307017612662,0.20664108146516108,0.20687920907512813,0.20721920047090317,0.2072677071700779,0.20875750910793067],"n_dims_used":45,"mean_confidence":0.9142991807725694},"coverage":{"mean_confidence":0.9142991807725694,"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}}