{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005706},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005549","480:4800005632","480:4800005845","480:4800005378","480:4800005380","480:4800005546","480:4800005846","480:4800005631","480:4800005203","480:4800005777","480:4800005464","480:4800005381","480:4800005114","480:4800005110","480:4800005109","480:4800005019","481:4810004410","480:4800005462","480:4800004854","480:4800005287","469:4690002742","478:4780001039","480:4800005198","481:4810004999","469:4690006436"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,481,480,480,480,469,478,480,481,469],"twin_sims":[0.611212481295636,0.5635227140779638,0.5150672009139623,0.5035079534244262,0.4812809436235629,0.47180440211732233,0.42868978211981157,0.3696905779362659,0.34235746319780214,0.3037233043477237,0.2936794857594468,0.2901351641384302,0.2725914214827721,0.23384702297025384,0.21813644006196964,0.20602075502246592,0.20231932471400255,0.20081882781166244,0.18692908521334894,0.17740489264550552,0.17322543520645578,0.16463957741606464,0.16417846447501394,0.1641008862632494,0.16171839774411315],"twin_dists":[0.1288719637385471,0.13909886666877647,0.14960480028135245,0.15214237940508266,0.15706804826494766,0.15918933511529199,0.16903869165114602,0.1832186946475176,0.190158592341344,0.20049846305579153,0.20330782145626647,0.20431270355699913,0.2093986967540836,0.2214036727222235,0.22664006319604282,0.23085374518692992,0.23217461360274072,0.23271479700674724,0.2378530563480492,0.24153307203744978,0.2431922880895974,0.24669292713435986,0.2468846192477752,0.24691690801481445,0.24791394824586563],"n_dims_used":43,"mean_confidence":0.9205806643463844},"coverage":{"mean_confidence":0.9205806643463844,"n_dims_used":43,"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}}