{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000310","499:4990001758","485:4850008745","494:4940002269","489:4890003209","473:4730001576","488:4880006336","466:4660013445","469:4690005055","485:4850007918","478:4780004795","473:4730004044","478:4780004699","481:4810004104","466:4660010098","478:4780001660","475:4750003241","494:4940000531","473:4730000316","470:4700003631","470:4700006020","466:4660014288","467:4670001031","494:4940001849","489:4890000199"],"twin_admin_codes":[500,499,485,494,489,473,488,466,469,485,478,473,478,481,466,478,475,494,473,470,470,466,467,494,489],"twin_sims":[0.04248563037719258,0.04083269434414219,0.03840984080211287,0.03308526177512271,0.0316366310175722,0.026195837770182674,0.02465739132534076,0.024188254677162034,0.020249672296784604,0.020001084246307914,0.018794997877986747,0.0186475703985062,0.018287490125188835,0.017758054447303315,0.01722263973402511,0.01689945512566994,0.014750165097757891,0.014156687433565119,0.013027718445709947,0.012979607454750994,0.012891335372112938,0.012629267952066075,0.011910405128297852,0.011856386963362822,0.011590465958497774],"twin_dists":[0.3264265151464406,0.3284706384290418,0.3315968869936027,0.3391026275375475,0.34132238968675505,0.350524227481108,0.3534246612193447,0.35434026063458723,0.3627018769244843,0.36327585606005874,0.36615229836513147,0.3665148885104562,0.3674111395404502,0.3687573820118775,0.37015507083961036,0.3710172875584591,0.377150725916316,0.3789829294542414,0.38266393153002876,0.38282698000556104,0.38312753054232734,0.3840306810028234,0.38659614006464943,0.3867944200253307,0.3877823585397881],"n_dims_used":45,"mean_confidence":0.9160784403483073},"coverage":{"mean_confidence":0.9160784403483073,"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}}