{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004622","490:4900005175","490:4900004764","490:4900006814","490:4900005177","490:4900004900","490:4900005961","490:4900007554","490:4900007184","490:4900005189","490:4900005191","490:4900006211","490:4900007431","490:4900004911","490:4900005444","490:4900006813","490:4900005321","490:4900007670","490:4900005569","490:4900006209","490:4900004763","490:4900007187","490:4900005040","490:4900007430","490:4900004639"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.21638738641418817,0.21402403710661658,0.20944629592059638,0.18667475874574346,0.1789305895117064,0.15673278468771448,0.12938633816371226,0.11552729284735339,0.09890121532614381,0.09736032332233036,0.08867209057675239,0.08322323545351316,0.08012710276542204,0.07264154638320987,0.07228077794342369,0.06839748728185487,0.06549278548335537,0.06156131035145865,0.061213957163400994,0.0587835715947837,0.05782387081945535,0.0418193028802307,0.03736851130016857,0.03733408689104991,0.0357493581105058],"twin_dists":[0.2272384196363915,0.22805212568280567,0.22964570612417806,0.23794958608536812,0.24093431371716933,0.250035402652301,0.2626518440444367,0.26982958495264053,0.2793741052728445,0.28032056565094027,0.2858897143181251,0.2896072178305714,0.2918069692190918,0.2974221182306897,0.2977043413375539,0.3008168558621319,0.303240396223339,0.30666453274385247,0.30697560085110764,0.30919364372366176,0.310090323198877,0.3272423339008482,0.33299204993208786,0.33303873136739676,0.33522831557733235],"n_dims_used":45,"mean_confidence":0.9187713623046875},"coverage":{"mean_confidence":0.9187713623046875,"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}}