{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003341","500:5000006250","489:4890002426","489:4890002998","484:4840008206","484:4840007588","479:4790000991","500:5000006123","484:4840008026","479:4790000775","489:4890004202","484:4840006347","500:5000005646","479:4790000510","484:4840007213","489:4890003525","489:4890002333","500:5000003749","489:4890003586","468:4680001176","489:4890001944","489:4890004332","489:4890003457","498:4980003411","469:4690002979"],"twin_admin_codes":[489,500,489,489,484,484,479,500,484,479,489,484,500,479,484,489,489,500,489,468,489,489,489,498,469],"twin_sims":[0.5546079673684081,0.4161862943535071,0.4114556904827348,0.4039413592495802,0.3975984221560252,0.3780206059839525,0.3660411599538289,0.3627272591295022,0.36265857037711463,0.352681037091637,0.35210144988148867,0.3429295315122897,0.3406947926404713,0.3395728967150045,0.33617092701267826,0.33456711810049,0.33345626811669415,0.3332532500926522,0.32694086421523416,0.3242487451654628,0.32413153618002427,0.32318221890496185,0.32302230203778004,0.3211701024650766,0.3208779210881227],"twin_dists":[0.1410192684643363,0.17196699411492963,0.17308463530673704,0.17487160238396998,0.17639162268192995,0.18115573684517047,0.18412973408138955,0.1849609761706335,0.18497824623142992,0.18750486764947263,0.18765276407756837,0.19001044070581755,0.190589935173239,0.19088162322566363,0.19176930425560282,0.19218947285515706,0.1924811368531003,0.19253449826007274,0.19420261698134708,0.19491943862401495,0.19495072237347133,0.195204332916961,0.1952470956011214,0.1957432479235888,0.19582166108557927],"n_dims_used":45,"mean_confidence":0.9196597629123264},"coverage":{"mean_confidence":0.9196597629123264,"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}}