{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004501","490:4900002246","490:4900002544","490:4900002838","490:4900001244","490:4900003935","490:4900001782","490:4900001248","490:4900002983","490:4900001781","490:4900002396","490:4900001121","490:4900004078","490:4900001123","490:4900002677","490:4900001916","490:4900003385","490:4900002542","490:4900002690","490:4900002078","490:4900002231","490:4900002400","490:4900001931","490:4900001920","490:4900003533"],"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":[0.29066230418341793,0.19122167870549442,0.11271058201636701,0.09491109697218329,0.09078911612435304,0.08748720292560999,0.07731921931065007,0.07479141014399991,0.050337245265229466,0.04828267215001599,0.04639642988012439,0.039476491613875675,0.03866447020170943,0.03772154512741374,0.03743315607805738,0.033753091138794225,0.03351476224736984,0.033079591925895976,0.032674764692910946,0.03196359778707192,0.031227281670943366,0.031089629589909382,0.030663869217745693,0.03013977714065955,0.029460572641078177],"twin_dists":[0.20416278924633668,0.23623750856719347,0.2713681939807753,0.2818494607135593,0.2844942586902762,0.2866823173264064,0.2938616687480073,0.2957634318849472,0.31754298936609854,0.31974890601140254,0.32184421845811384,0.33020061274306445,0.3312606171040106,0.33251540843855654,0.33290448641347953,0.33810713341799903,0.3384604527799493,0.33911115235776584,0.33972307233014387,0.34081389631555115,0.3419653776891989,0.342183216277182,0.3428622617048509,0.3437093147129405,0.3448260544668904],"n_dims_used":45,"mean_confidence":0.9165365431043837},"coverage":{"mean_confidence":0.9165365431043837,"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}}