{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000054},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000051","490:4900000032","490:4900000034","490:4900000556","490:4900001050","494:4940000179","490:4900002496","490:4900001092","490:4900003090","490:4900002806","494:4940001045","490:4900004456","490:4900000019","496:4960009284","490:4900004042","490:4900001849","494:4940006268","490:4900000559","478:4780008112","490:4900002057","490:4900000071","480:4800004627","490:4900001073","480:4800006381","490:4900006767"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,494,490,490,496,490,490,494,490,478,490,490,480,490,480,490],"twin_sims":[0.6631328409067102,0.450294670565063,0.44090271776169143,0.2794328482046054,0.22028833653577332,0.21662707048434846,0.20863576610351497,0.20090187261920484,0.19558627846820123,0.1876663321152141,0.18423091280095152,0.18398779499184406,0.18293406731584516,0.17362370069324976,0.15884357534422608,0.15664173741231416,0.1501930822101199,0.14520593692724446,0.1438368602895717,0.1432045566875854,0.1415654722723875,0.14153933646289063,0.141510642651428,0.14116870333739995,0.14114516576883263],"twin_dists":[0.11771815870499572,0.1640590939849433,0.16621204985482832,0.2073923776058631,0.2259082968029827,0.2271562310912969,0.22993032147638107,0.23268482816680192,0.23462060139942623,0.23757375368802758,0.23888189406205457,0.23897511655413764,0.2393801707140073,0.24303295630265234,0.24913131770646985,0.25007459898408074,0.25289424809973726,0.2551365900729253,0.255762110852221,0.25605249760416554,0.25680971193041874,0.256821838688153,0.2568351542529793,0.2569939884900236,0.257004932459206],"n_dims_used":45,"mean_confidence":0.9182998657226562},"coverage":{"mean_confidence":0.9182998657226562,"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}}