{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004667","489:4890003654","489:4890003762","489:4890005020","489:4890004456","489:4890004403","489:4890004717","489:4890003661","489:4890004315","489:4890004139","489:4890003961","489:4890004449","470:4700006144","479:4790001518","489:4890004237","479:4790003588","489:4890004239","470:4700005422","489:4890004213","489:4890005444","489:4890004504","468:4680003728","489:4890005006","472:4720006708","472:4720005816"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,470,479,489,479,489,470,489,489,489,468,489,472,472],"twin_sims":[0.5303220052830921,0.4924227300600066,0.4821373760449829,0.48062335014816443,0.4725610690421391,0.4599070779319544,0.40846243361698065,0.3985075525248565,0.3888613261802806,0.386033909448504,0.38431900301437283,0.3825224481239632,0.38201381871236983,0.37382335002836603,0.36756075826460216,0.3659568908413793,0.35215892238597674,0.34985318286309436,0.34874083130262645,0.34615103863804775,0.34034045998190937,0.34004499490340656,0.33358922630508353,0.32593116211146345,0.32514679376119215],"twin_dists":[0.14627706481057817,0.15459076741967384,0.15687700472648847,0.15721480994992276,0.159019448069356,0.16187288660341534,0.17379471104111605,0.17617308601419915,0.17850372934252318,0.17919197379702118,0.17961057799452043,0.18005006948118557,0.18017467508777674,0.1821923746173364,0.1837498326041309,0.1841508246062328,0.18763809284601676,0.18822767199746354,0.18851282828288307,0.1891785923329266,0.1906820043942843,0.19075881685526166,0.1924461996150729,0.19447108222988763,0.19467995257007295],"n_dims_used":45,"mean_confidence":0.920131344265408},"coverage":{"mean_confidence":0.920131344265408,"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}}