{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000010558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003230","499:4990003022","478:4780001260","500:5000009937","499:4990003794","470:4700005728","473:4730002666","470:4700005473","488:4880000767","500:5000009831","472:4720001449","470:4700005440","488:4880006010","470:4700001489","470:4700002379","496:4960005541","470:4700003793","499:4990000161","496:4960002806","499:4990001909","472:4720001728","488:4880005662","470:4700003987","472:4720000696","499:4990002340"],"twin_admin_codes":[499,499,478,500,499,470,473,470,488,500,472,470,488,470,470,496,470,499,496,499,472,488,470,472,499],"twin_sims":[0.4505190879671439,0.4308589365764836,0.40236836132351617,0.38936234652989,0.38931105469675714,0.36674942253369036,0.36120083880039566,0.35449876553594944,0.3499247401153492,0.33966673126073876,0.33536006452071576,0.3340463656046022,0.32855705627859905,0.31049584272941816,0.3100073877462469,0.30777411864591103,0.3062473078011113,0.3035334948391924,0.30233305114989917,0.2959713399027411,0.2943446127102836,0.29374688444359504,0.2935506993480086,0.2919307322586424,0.2892234160567822],"twin_dists":[0.1640078589864943,0.16853430813752693,0.17524754246438864,0.17838201844442925,0.17839447518248644,0.1839525693384266,0.18534514855240025,0.18704184545973115,0.1882093442631156,0.1908572068561663,0.1919815991917325,0.19232613556480893,0.19377384654314414,0.19863450641341165,0.1987681528864341,0.19938074332368647,0.19980102416378392,0.20055104725758527,0.20088405760157899,0.20266185742446183,0.2031200481691525,0.20328878255342303,0.20334420847016668,0.20380272045729697,0.20457238097763092],"n_dims_used":45,"mean_confidence":0.924147711859809},"coverage":{"mean_confidence":0.924147711859809,"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}}