{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003107","490:4900003504","490:4900003375","490:4900004475","490:4900003373","490:4900004207","490:4900002817","490:4900004472","490:4900003242","490:4900002673","490:4900004209","490:4900002373","491:4910002014","490:4900003374","490:4900003368","490:4900004890","490:4900004471","490:4900003777","490:4900006666","490:4900003772","490:4900005163","491:4910001799","490:4900007544","490:4900003369","490:4900004194"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.7736964837531082,0.48971087961203363,0.39405155843704226,0.3719112558012736,0.3677984042351194,0.35029025023065513,0.3342778832803238,0.3323610344571959,0.3267287155621938,0.321157866777874,0.32065766704384535,0.2991512065923662,0.28531755739378406,0.2792124279204639,0.2655739417683525,0.25621483796497596,0.2390583710137145,0.2363716518988643,0.2333366637218718,0.22562967798483438,0.22466795690243963,0.2111361439271289,0.20828116884033346,0.207300134105612,0.20463137083765548],"twin_dists":[0.09303503798774275,0.1551921439741533,0.17724641952274534,0.18266651690877508,0.18369049201831114,0.1881157579084493,0.19226536336522163,0.19276921925668972,0.19425898614678846,0.19574653083216703,0.19588079743913467,0.20177046596734577,0.20569039635370773,0.20745654777202313,0.21148910631313494,0.21433138875026025,0.21971811914116035,0.2205840777140923,0.22157005926669,0.22411235883724173,0.22443361454476335,0.22905471986305714,0.23005507407138287,0.23040097258347217,0.23134763080794846],"n_dims_used":45,"mean_confidence":0.9001385158962674},"coverage":{"mean_confidence":0.9001385158962674,"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}}