{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002042","466:4660004039","496:4960004164","466:4660012507","466:4660007490","467:4670004199","470:4700005841","466:4660007803","490:4900003028","490:4900002623","468:4680003389","478:4780000214","474:4740003098","472:4720005901","466:4660000350","481:4810003156","466:4660014192","488:4880000982","472:4720002792","466:4660004041","480:4800004788","487:4870011100","493:4930005437","478:4780005580","472:4720004233"],"twin_admin_codes":[490,466,496,466,466,467,470,466,490,490,468,478,474,472,466,481,466,488,472,466,480,487,493,478,472],"twin_sims":[0.07771629161543347,0.03994089120132978,0.029086721252061402,0.020820184888983573,0.016142886383379806,0.008678676742597521,0.005791847590782069,0.005662242745483714,0.0049529831211437,0.004491722440837647,0.004311007960830831,0.004265704026424431,0.0036290736841584573,0.0034363327247203795,0.0033259341778625463,0.0029379513597426413,0.002778148619419603,0.002769042165911283,0.0026673831689262278,0.0016946005250143992,0.0016303118702093152,0.0015405832791141058,0.0015252198714076836,0.0014880290151832688,0.0013677444557633177],"twin_dists":[0.2935675033847907,0.3296026495812279,0.34545019563204765,0.3614074619930938,0.373093746895586,0.4001688273105549,0.4168669179679125,0.41778162751589865,0.42315034243873967,0.4270291720527148,0.4286481250811373,0.4290636388787188,0.43537127799722064,0.4374804492396768,0.43873765134686793,0.44348068930248835,0.4456027741259801,0.44572703826436544,0.44714023881495585,0.4639377098684287,0.4653417179984761,0.4673891818692178,0.4677507398987897,0.4686400920445302,0.47166409674046567],"n_dims_used":45,"mean_confidence":0.8998547024197049},"coverage":{"mean_confidence":0.8998547024197049,"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}}