{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006125},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007466","490:4900006128","490:4900007224","490:4900007830","490:4900008040","490:4900006131","490:4900005991","490:4900007223","490:4900008150","490:4900006129","490:4900008372","490:4900007929","490:4900006127","490:4900006845","490:4900012131","490:4900005994","490:4900008057","490:4900006971","490:4900005861","490:4900007332","490:4900006246","490:4900008371","490:4900009917","490:4900006136","490:4900009767"],"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":[0.3515396626746431,0.11908601151907948,0.11155678853321413,0.04701551845349326,0.023793961481303538,0.022717722988147695,0.022604632631847442,0.022087710242757377,0.021336451313269382,0.020125892310202117,0.01591743845552182,0.013495799795218538,0.01338461706036285,0.011555995276913209,0.008862613598249988,0.00832016934269447,0.007500489625480294,0.004682921848008774,0.0043483797337806485,0.0030856555190048656,0.002458007305247475,0.002147718425172084,0.0017197062703649686,0.001570803534390735,0.0012670411973492678],"twin_dists":[0.18779623948223056,0.2679263306566095,0.2720070069020608,0.32114878087769305,0.3551217575878559,0.3573134836407224,0.35754898812699343,0.3586386517438982,0.3602624798584614,0.3629869068479958,0.3737290421481848,0.38110480592400486,0.3814707617173455,0.38791189221859507,0.39928383791185545,0.40194308135864754,0.4062720989672298,0.4253794147566148,0.4283083370011438,0.44161111584283724,0.4502134009180064,0.45524107999300806,0.46340271835324226,0.4666875926786918,0.4743911963802681],"n_dims_used":45,"mean_confidence":0.9159993489583333},"coverage":{"mean_confidence":0.9159993489583333,"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}}