{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002278","475:4750004144","473:4730005717","475:4750004143","475:4750008768","488:4880005860","488:4880003994","488:4880005338","475:4750008539","472:4720001420","475:4750009274","475:4750009231","475:4750008655","475:4750007456","475:4750007458","475:4750009142","475:4750008951","475:4750008699","475:4750009396","475:4750003207","475:4750004469","475:4750009187","475:4750004455","488:4880005337","475:4750009232"],"twin_admin_codes":[480,475,473,475,475,488,488,488,475,472,475,475,475,475,475,475,475,475,475,475,475,475,475,488,475],"twin_sims":[0.18238163285343922,0.004947468540727612,0.0035116685251595035,0.0034083196836088158,0.00022648767022737554,0.00014972426022064725,0.0001264343893606197,0.00010773857968513853,0.00009032256891470709,0.0000752061320162976,0.00007427029142899295,0.00006246312006641223,0.00006227418788246433,0.00004789769736851018,0.00004512975929423004,0.00004127671782933993,0.000039606137526929426,0.00003790291883196487,0.00003561187421713484,0.00003307718493999981,0.000031238529104140304,0.00003113265338577908,0.000030384050648054977,0.000030264997767349282,0.000028778544573159226],"twin_dists":[0.23959318517387249,0.4231947459911967,0.4366435114105972,0.4377959306401016,0.5320994374051962,0.545061893317138,0.5502690849096854,0.5551523758946059,0.5604839754868076,0.5659690484996137,0.5663421068374497,0.5714753197808474,0.571564723615873,0.5792589407993518,0.5809896737279157,0.5835748467709626,0.5847677634689992,0.5860342835920588,0.5878260884395073,0.5899409536136734,0.5915738935224787,0.5916706869723063,0.5923641494945354,0.5924759295761096,0.593907962667138],"n_dims_used":42,"mean_confidence":0.8893219175792876},"coverage":{"mean_confidence":0.8893219175792876,"n_dims_used":42,"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}}