{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004385","489:4890004840","489:4890004482","489:4890004121","489:4890003871","489:4890003941","489:4890003997","489:4890004323","489:4890003936","472:4720004889","470:4700006981","489:4890004891","489:4890004225","489:4890003998","489:4890003872","489:4890004119","489:4890004569","489:4890004652","489:4890003803","489:4890004704","489:4890003739","470:4700006737","489:4890005023","489:4890000905","467:4670000321"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,472,470,489,489,489,489,489,489,489,489,489,489,470,489,489,467],"twin_sims":[0.7242210393860887,0.710322071462313,0.7097163022516011,0.706628729443173,0.6776716024477629,0.6740001580611676,0.6708027215845414,0.639994336215429,0.6353500483328522,0.6235558578696169,0.605728587557761,0.60565675207212,0.6034726229990732,0.5836350743120913,0.5796089686261975,0.5695405342329692,0.5662238760968382,0.5661248413019435,0.5623104891651606,0.5526178171906505,0.5498503325439466,0.5438812280417534,0.5429139494133194,0.5409461980327216,0.536584448851124],"twin_dists":[0.10433030735622481,0.10741755303444933,0.10755144021701732,0.10823305074234926,0.11456850797660827,0.11536553160390352,0.11605870670381027,0.12270162602588272,0.12369877455229836,0.1262279707625904,0.13004623256956876,0.13006161450373788,0.13052930055002304,0.13477935582852496,0.1356428935842613,0.1378047656897016,0.138517791141585,0.1385390895111431,0.13935975600814018,0.14144859601971146,0.14204602040915051,0.14333629864182337,0.1435456175761003,0.14397164858265588,0.14491703765692596],"n_dims_used":45,"mean_confidence":0.9170437282986111},"coverage":{"mean_confidence":0.9170437282986111,"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}}