{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011046","490:4900004800","490:4900005077","490:4900012823","490:4900011608","490:4900005069","490:4900006002","490:4900004100","490:4900009060","490:4900004802","490:4900012540","490:4900013075","490:4900009979","490:4900011339","490:4900011402","490:4900009479","490:4900004801","490:4900010186","490:4900004946","490:4900009685","490:4900003539","490:4900009260","490:4900010445","490:4900011940","490:4900009675"],"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":[0.10159345779411473,0.10042969009101066,0.0495268466592498,0.03417290859234729,0.0328712296672576,0.03267471417764985,0.028771531437997433,0.024835251533166517,0.02308517590604776,0.02182485694232208,0.020450564896028287,0.020431802254722235,0.0200537557856288,0.019059796326212023,0.0184287899900191,0.017896156825227553,0.01748334727845886,0.016426296648430483,0.013723707620578484,0.013474808512252226,0.013205918662688523,0.012502732124160294,0.011927605248927468,0.01181849925928723,0.011809414016302302],"twin_dists":[0.27774782698147776,0.2784466239341968,0.3184039546903664,0.33748989928990075,0.3394253007132642,0.3397231490898086,0.34598177654932555,0.35308147347835017,0.35655524243951636,0.35920126488713533,0.3622424953991766,0.36228523304984883,0.36315372238546634,0.36550723812200425,0.3670576149933541,0.36840286402691835,0.36946981375017723,0.3723060882128961,0.38036290601896533,0.38117369372822746,0.3820646142724806,0.38447271128550653,0.3865331724694088,0.3869339700475296,0.38696749230184835],"n_dims_used":45,"mean_confidence":0.9161788092719184},"coverage":{"mean_confidence":0.9161788092719184,"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}}