{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013264","490:4900000855","490:4900013263","494:4940005063","490:4900012930","494:4940007411","494:4940006982","497:4970000784","490:4900000867","490:4900012446","494:4940007304","490:4900000865","494:4940005439","494:4940007937","490:4900002070","494:4940006233","466:4660007205","490:4900012305","490:4900003637","490:4900004469","490:4900012968","494:4940008275","490:4900004499","490:4900002825","466:4660006708"],"twin_admin_codes":[490,490,490,494,490,494,494,497,490,490,494,490,494,494,490,494,466,490,490,490,490,494,490,490,466],"twin_sims":[0.01654172566873815,0.003055642388312325,0.0024210974028010483,0.0005868881759255067,0.0001954988043368848,0.00014159657045855357,0.00013715495156479363,0.0000895613707505532,0.000048656887890513855,0.00002449252161648401,0.00001844425701966438,0.000013303578250638061,0.00001294655284433979,0.000008879985733203788,0.000007886877327896807,0.000007542351709990124,0.00000697362902421202,0.000006790953199503027,0.000006136425419482583,0.000006074639806016625,0.0000057824284244114036,0.0000055860174070261095,0.000004422297125722333,0.000003888820859882174,0.000003593768978654981],"twin_dists":[0.3719887030703792,0.44198428765155584,0.4507798973340874,0.5010084472979632,0.5367433445166501,0.546786355599948,0.5477686256556972,0.5607386138174991,0.578800837382915,0.5984703951327942,0.6064111574048615,0.615431811426796,0.6161769367879261,0.6264128213691431,0.6295982486902864,0.6307937540700587,0.6328866467776428,0.6335937010815621,0.6362860678022058,0.6365542755194911,0.6378592591478681,0.6387724257711087,0.6449115440423824,0.6482650803365068,0.6503148765098926],"n_dims_used":45,"mean_confidence":0.9124072604709201},"coverage":{"mean_confidence":0.9124072604709201,"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}}